3. Imagine that you are a drop of blood. What path would you follow through a
human's body as you travel from the left little toe, through the heart, and into the
right big toe?
1. Start in the
a. Heart...
b.
C.
d.
e.
f.
g.
h.

Answers

Answer 1

Answer:

a. Heart...

b. pulmonary artery

C. lungs

d. pulmonary vein

e. heart

f. aorta

g. arteries

h. big toe.

Explanation:

First I will go from the heart to the lungs through pulmonary artery in order to purification from carbondioxide and loaded oxygen. After that, I return to the heart through pulmonary vein and the heart pump this blood to the aorta which is a big blood vessel that branched into small arteries that reaches to every cell of the body and through these arteries I reach the big toe of the foot.


Related Questions

NEED ASAP!!!! Look at the world map shown below.
Which statement accurately describes the distribution of sunlight for the regions labeled? (3 points)
A. Florida has shorter seasons because it is more towards the west of the globe.
B. Russia has a greater number of longitudinal lines, which causes greater temperature differences.
C. Florida is situated closer to the Tropic of Cancer, which receives more constant and direct rays of the sun.
D. Russia is situated closer to the North Pole, which is tilted more towards the sun.

NEED ASAP!!!! Look at the world map shown below.Which statement accurately describes the distribution

Answers

Answer:

c would be your best bet

Explanation:

Answer:

Option C. Florida is situated closer to the Tropic of Cancer, which receives more constant and direct rays of the sun

Explanation:

As shown, Florida is very near to Tropic of Cancer and hence it receives the direct rays of the sunlight.

Microscopic hair comparisons must be regarded by police and courts as presumptive in nature, and all positive microscopic hair comparisons must be confirmed by _____ typing.

Answers

Microscopic hair comparisons must be regarded by police and courts as presumptive in nature, and all positive microscopic hair comparisons must be confirmed by DNA typing.

This is because while microscopic hair comparisons can provide useful evidence, they are not definitive and can be subject to human error. DNA typing, on the other hand, can provide a more conclusive and accurate analysis of hair samples, helping to ensure that justice is served in criminal cases.air microscopy, or microscopic hair analysis, is the practice of comparing hairs under a microscope to determine whether they came from the same person. 1 Examiners look at hair color, chemical treatment, pigment aggregation, shaft form, and other observable characteristics. Hair analysis is a form of. pattern matching.

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The highly branched contractile cells that regulate capillary permeability are called
A) podocytes.
B) vascular smooth muscle.
C) endothelial cells.
D) pericytes.
E) epitheliocytes

Answers

The highly branched contractile cells that regulate capillary permeability are called. The correct answer is D) pericytes.

Pericytes are highly branched contractile cells that are found in close association with capillaries. They wrap around the endothelial cells of capillaries and play a role in regulating capillary permeability. They have contractile properties, which allow them to constrict or dilate the capillaries, thus influencing blood flow and capillary permeability. Option A, podocytes, are specialized cells found in the kidney that are involved in the filtration of blood in the glomerulus, not capillary permeability regulation. Option B, vascular smooth muscle, refers to the smooth muscle cells that are present in the walls of blood vessels and are involved in the regulation of vessel tone and blood flow, but they are not specifically associated with capillary permeability regulation. Option C, endothelial cells, line the interior surface of blood vessels, including capillaries, and play a crucial role in maintaining vascular integrity. While endothelial cells are involved in various vascular functions, including permeability, the specific highly branched contractile cells that regulate capillary permeability are pericytes. Option E, epitheliocytes, refers to epithelial cells, which are found in different tissues and have various functions, but they are not specifically associated with capillary permeability regulation.

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2. What is the evidence that 4- legged animals came from fish?

Answers

Answer:

catfish

Explanation:

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What are some examples of harmful or undesirable mutations?​

Answers

Answer:

I can think of only 1 sorry :(

Explanation:

The one that I thought of is cystic fibrosis it a mutation that makes a sticky substance in the lungs and it makes it hard to breathe but you can drink a certain thing that helps the lungs. Bad news: there is no treatment Good news: It is no contagious.

Your colleague has collected some sediments from a mangrove swamp and then grows the bacteria from those sediments on an agar plate to determine the concentration of bacteria in those sediments.

a) Describe why the resulting bacterial concentration is an underestimate of the actual concentration of bacteria in those sediments.

b) State what method they should have used instead to more accurately determine the bacterial concentration.

Answers

From the question;

1) It may have been underestimated sue to visibility bias

2)  The method of direct microscopic count or direct cell count can be employed.

What about the bacteria?

On the particular agar medium employed, not all bacteria contained in the sediments may be viable or able to grow. Some bacteria might no longer be culturable or in a dormant state, which limits their capacity to grow into colonies on the agar plate. This viability bias may lead to the underestimate of the bacterial population by excluding a sizable fraction of it.

A direct microscopic count entails using a microscope to directly observe and count bacterial cells. Without the bias imposed by culture-based approaches, it provides a more thorough count of bacterial cells, including viable and non-viable cells.

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out of 500 fruit brought i
n a market,it is know from experience that 25 fruit are bad , what is the probability that a fruit picked with good​

Answers

Answer:

formula is "part/wholeX100" = 25/500 X100 = 5% bad fruit 5-100= 95% therefore the probability that a good fruit will be picked is 95%

Explanation:

I hope that's clear...

Explain in general terms how exercise affects mitochondrial biogenesis.

Answers

Abstract. Acute exercise initiates rapid cellular signals, leading to the subsequent activation of proteins that increase gene transcription. ... The result of this exercise-induced sequence of events is the expansion of the mitochondrial network within muscle cells and the capacity for aerobic ATP provision.

Answer:

Abstract. Acute exercise initiates rapid cellular signals, leading to the subsequent activation of proteins that increase gene transcription. ... The result of this exercise-induced sequence of events is the expansion of the mitochondrial network within muscle cells and the capacity for aerobic ATP provision.

Explanation:

What happens to this enzyme when the pH rises above 12?

I'll give you brainliest if you answer correctly

What happens to this enzyme when the pH rises above 12?I'll give you brainliest if you answer correctly

Answers

Answer

Enzymes are also sensitive to pH . Changing the pH of its surroundings will also change the shape of the active site of an enzyme.

How do you switch objectives?

Answers

Answer: Turn the rotating nosepiece.

Explanation:

The heart has 4 valves. explain how one of them works.
(no plagiarism please!!) i'll mark brainliest!!! (20 points)

Answers

Answer:
Mitral Valve
Explanation:
The valves are made of strong, thin flaps of tissue called leaflets or cusps.
The leaflets open to let blood move forward through the heart during half of the heartbeat. They close to keep blood from flowing backward during the other half of the heartbeat.The Chordae tendineae and papillary muscles keep the leaflets stable to prevent blood from flowing backward. The mitral valve has only two leaflets. The leaflets are attached to and supported by a ring of tough, fibrous tissue called the annulus. The annulus helps to maintain the proper shape of the valve, and of course hold the leaflets in place.

A cirular disk has surface charge denaity 12bC/cm 2
Part A What will the surtace charge density be if the radius of the disk is doubled but its total charge remains the same? Express your answer with the appropeiate unite.

Answers

The new surface charge density, when the radius of the disk is doubled but the total charge remains the same, would still be 12 C/cm^2. Surface charge density refers to the amount of electric charge per unit area on the surface of an object.

In order to find the new surface charge density when the radius of a circular disk is doubled while keeping the total charge constant, we can use the formula for surface charge density:                                                                                                          Surface charge density = Total charge / Surface area.                                                                                                                                     We calculate the surface area of the original disk using the formula: Surface area = π * (radius)^2.                                              Given that the surface charge density is 12 C/cm^2, we can write the equation: 12 C/cm^2 = Total charge / (π * (radius)^2).                                                                                                                                                                                            Now, if we double the radius of the disk, the new surface area will be: New surface area = π * (2 * radius)^2 = 4π * (radius)^2.                                                                                                                                                                                                Since the total charge remains the same, we can set up the equation: 12 C/cm^2 = Total charge / (4π * (radius)^2).               In order to find the new surface charge density, we rearrange the equation: Total charge = 12 C/cm^2 * 4π * (radius)^2.                        Since the total charge remains constant, we substitute this value into the equation: 12 C/cm^2 * 4π * (radius)^2 = Total charge / (4π * (radius)^2).                                                                                                                                                                           By canceling out the common terms, we obtain: 12 C/cm^2 * 4π * (radius)^2 = Total charge.                                                    Simplifying further, we get: 48π * (radius)^2 = Total charge                                                                                                               Therefore, the new surface charge density would still be 12 C/cm^2.  

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What do we mean when we say “life is carbon based”? Give two examples to support that statement.

Answers

Answer:

1.every molecule has a carbon backbone 2. therefore each molecule has carbon in it and molecules make up life and everything in it

Explanation:

Base excision repair involves four enzymes. What are the names of the enzymes and what does each do during the repair process? What type of damage is repaired by this pathway?

Answers

Base excision type of repair (BER) is a mechanism that fixes DNA damage brought on by chemical alterations that remove a nitrogenous base from the DNA strand, such as deamination or alkylation, or by oxidative stress.

To remove the damaged base and replace it with a new one, a number of enzymes are involved in the route. The four primary enzymes that contribute to BER are: By cleaving the connection between the nitrogenous base and the DNA's sugar-phosphate backbone, the enzyme DNA glycosylase may identify and remove the damaged nitrogenous base from the DNA molecule.

AP endonuclease: When a damaged base is removed by DNA glycosylase, an abasic site (apurinic/apyrimidinic site) remains. The sugar-phosphate is damaged when AP endonuclease cleaves the DNA strand at this location.

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Mushroom and yeast are called saprophytes​

Answers

Answer:

they are a fungus or plural they are a fungi or funguses

They are fun guns and that should be it


What human activity would have the most significant effect on the temperature of the earth?

Answers

Explanation:

The human activity that would have the most significant effect on the temperature of the earth is the large-scale burning of fossil fuels, such as coal, oil, and natural gas. This process releases vast amounts of greenhouse gases like carbon dioxide (CO2) and methane (CH4) into the atmosphere, which trap heat and cause the greenhouse effect. As a consequence, global temperatures rise, leading to climate change and its associated effects on ecosystems, weather patterns, and sea levels. Additionally, deforestation and industrial processes contribute to greenhouse gas emissions and also have a significant impact on global temperatures.

what is the average respiration rate, in breaths per minute, for cattle? A. 15-40 B. 50 - 90 C. 100-140

Answers

The average respiration rate for cattle is 15-40 breaths per minute. So the correct option is Option A.

We can assess the respiration rate of the cattle by watching it's ribs. Then we gave to count the number of times they move in and out in respiration in 15 seconds and we can get the number by multiplication with 4. The respiratory rate of the cattle  may vary with the ambient temperature and if the cattle is in stressed condition. But the adult cattle's  respiratory rate should be between 26 and 50 breaths per minute.

They have a heart rate of 48 and 84 beats per minute.

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Which of these questions is scientific?

A. What community service would make the biggest impact on a city after a hurricane?
B. What type of music would best express sadness in a movie scene?
C. Does the career you choose or the relationships you build bring more joy to your life?
D. How do changes in the acidity of ocean water affect the plants and animals that live there?

Answers

Explanation:A scientific question is one that is testable and can be answered by gathering evidence. Such a question arises from observations, hypotheses, or existing knowledge.

Is a scientific question because it arises from existing knowledge about the relationship between ocean water acidity and marine life.Ocean acidification is a direct result of increased levels of carbon dioxide in the atmosphere due to human activities. Changes in ocean acidity have been shown to have a significant effect on the development, growth, and survival of many marine organisms. As such, this question is scientifically important and is relevant to understanding the impact of human activities on the environment.

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What process is occurring in this photo?A. cementationB. condensation C. crystallizationD. evaporation

Answers

The process that occurs in the photo is cementation. Therefore the correct option is option A.

Cementation: To create sedimentary rock, a cementing agent, such as calcite or silica, is used to bind mineral particles together.

Condensation: Condensation is the conversion of a gas or vapour into a liquid state, which releases heat in the process. The development of clouds from water vapour is one illustration of this.

Crystallisation is the process by which atoms or molecules organise themselves to create a crystal in a predetermined, recurrent pattern. The creation of minerals is a common example of this process.

Evaporation is the process by which heat is applied to cause a liquid to change into a gaseous state. The creation of steam from boiling water serves as an illustration of this. Therefore the correct option is option A.

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I’LL GIVE A BRAINLIEST IF YOU ANSWER QUICKLY!!!

Write a CER to answer the question below.
2. Explain how the chemical properties of water and the characteristics of the water cycle allow for plants to acquire the nitrogen necessary to grow in the experiment
above. Use the following terms in your answer:
-polar, dissolve, cohesion, evaporation

Answers

Answer:

Explanation:

Aquifers are groundwater reservoirs often tapped by wells. Water:  Water is pretty darn important for living things.

Why are Acacia Trees dependent on Giraffes?

Answers

Answer:

One study found the growth of acacia trees depended on herbivores. When the trees were protected from herbivores, including the giraffe, they produced less nectar. It turns out they this nectar provided food for ants who defended them from pests like wood-boring beetles. Also Giraffe's eat the tree seeds and when they defecate the seeds fall into new places, growing more trees.

Explanation:

What role do you think popular belief has on scientific discoveries?

Answers

Answer:

Belief doesn’t have much role in science, except in the sense that nobody can check everything. But science is a set of methods for establishing knowledge that is as good a match as possible to the world we find ourselves in.

Explanation:

What is the difference between an embryo and a foetus

Answers

Answer:

An embryo is the early stage of human growth in which the vital body structures of organs are developed. In the 11th week of pregnancy, which is the 9th week of development after egg fertilization, an embryo is considered a fetus.

Explanation:

Answer:

An embryo is the early stage of human development in which organs are critical body structures are formed. An embryo is termed a fetus beginning in the 11th week of pregnancy, which is the 9th week of development after fertilization of the egg.

Explanation:

Neurogenesis is especially evident in brain areas related to learning and memory. Based on this statement, you might expect neurogenesis to be particularly prevalent in the brain's:

Answers

Cortex, especially neo-cortex and pre frontal cortex. Where neuroplasticity can occur.

A diploid cell with three pairs of chromosomes has the genotype Aa Bb Cc, where each gene is on a different chromosome. If this cell were to undergo meiotic division, how many genetically different types of gametes could be produced

Answers

8 genetically different types of gametes could be produced by the genotype AaBbCc.

Because of the separate segregation of chromosomes during anaphase 1 and anaphase 2, meiosis results in the creation of many types of gametes. Crossing over also results in genetic variation. The following formula may be used to compute the number of distinct types of gametes: = (2) ^ n

The number n denotes the number of genes in heterozygous variants. There are three genes that are reported to be heterozygous.

As a result, the distinct types of gametes are (2) ^ 3= 8

The Segregation Principle defines how pairs of gene variations are divided into reproductive cells. Gregor Mendel discovered the segregation of gene variations, known as alleles, and their accompanying qualities in 1865. Mendel was conducting mating crosses with pea plants to explore genetics.

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Which of the following processes below enable the kidneys/your excretory system in maintaining homeostasis in the human body? Group of answer choices acting like a pump to send much needed heat and blood to other parts of the body providing the outlet for oxygen movement from one vital organ to another moving food down the esophagus towards the stomach and then intestine for processing receiving chemical signals to reabsorb water when dehydrated​

Answers

Answer:

The kidneys maintain homeostasis by controlling the amount of water, ions, and other substances in the blood. They also secrete hormones that have other homeostatic functions.

Explanation:

Hope this helps :)

Answer:

The kidneys are essential for cleansing the blood and eliminating urine waste from the body. They also have other important functions that maintain homeostasis in the body including regulating acid-base balance, the concentration of electrolytes, controlling blood pressure, and secreting hormones.

What is a protein that is the main component of the thick filaments in muscle fibers and is responsible for muscle contraction? actin myosin atp dna

Answers

The protein that is the main component of thick filament is myosin.

What is the function of myosin?

Myosin belongs to a superfamily of motor proteins that play roles in muscle contraction and in a wide spectrum of other motility processes in eukaryotes.

The prototype of a molecular motor is a protein that converts chemical energy in the form of ATP to mechanical energy, thus developing force and movement.

Thus, myosin is a thick filament.

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Answer:

The answer is A

Actin

Explanation:

Tried the answer above me and got it wrong. A is 100% right.

EDGE 2022

Good luck :)

the blood level of which gas is most important in controlling cardiodynamics, especially in an acute manner?

Answers

The gas whose blood level is most important in controlling cardio-dynamics in an acute manner is: Carbon dioxide.

Carbon dioxide is the gas produced as a waste product due to the process of cellular respiration inside the aerobic organisms. It should immediately be removed from the body because if it remains present in the blood, it can increase the heart rate and as a result, the cardio-dynamics of body is disturbed.

Cardio-dynamics is the study of the actions of heart or simply the pumping of blood by the heart. It includes every mechanism like the force applied, the movement, etc.

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Food doesn't taste good during common cold. why?​

Answers

Of course, and very rich, I cook my own food without any fat and it is so that my children are healthy

When we're sick, our noses are often blocked with mucus. Also, the tissues inside our nose can become swollen and inflamed. This prevents us from smelling properly. Because your sense of smell is so tied to your sense of taste, if you can't smell things properly, you won't be able to taste them properly, either.

Bradford Hill viewpoints or "criteria" for a causal relationship for this specific exposure and disease combination. (2 points each) For the toolhar nresc Al T+F1n rpria nr \( \triangle I T+E M \perp[

Answers

The Bradford Hill viewpoints or criteria can be used to evaluate the causality of an exposure-disease relationship. In brief, Hill’s criteria include strength, consistency, specificity, temporality, biological gradient, plausibility, coherence, experiment, and analogy.

For example, Hill's criteria could be applied to evaluate the association between a history of smoking and lung cancer. It is not necessary to fulfill all the criteria, but it is crucial to consider them when evaluating the association between an exposure and a disease.

Bradford Hill viewpoints or "criteria" for a causal relationship were proposed by the British epidemiologist Sir Austin Bradford Hill in 1965. These criteria provide a framework for evaluating the likelihood of a causal relationship between an exposure and a disease. They are often referred to as Hill’s criteria or Hill’s guidelines. These viewpoints have been widely adopted by epidemiologists as a tool for evaluating the causal relationship between exposure and disease.

According to Hill, there are nine different criteria that should be used when evaluating causality. These are strength, consistency, specificity, temporality, biological gradient, plausibility, coherence, experiment, and analogy. A brief explanation of these criteria is given below:

Strength: The strength of the association between the exposure and disease is one of the most important criteria. If the relationship is strong, then it is more likely to be causal. On the other hand, if the association is weak, it is less likely to be causal.

Consistency: If the same association is observed in different populations, then it is considered consistent. The more consistent the relationship, the more likely it is to be causal.

Specificity: The association between exposure and disease should be specific. A specific relationship implies that the exposure causes only one type of disease and no other.

Temporality: Temporality is the criterion that relates to the sequence of events. The exposure must precede the onset of the disease.

Biological gradient: The existence of a biological gradient is another important criterion. This means that there is a dose-response relationship between the exposure and the disease.

Plusibility: The association between the exposure and the disease should be biologically plausible.

Coherence: Coherence refers to the compatibility of the evidence with the current knowledge of the natural history and biology of the disease.

Experiment: If possible, the exposure should be manipulated to determine whether it causes the disease.

Analogy: Finally, the analogy criterion states that if there is a similar relationship between another exposure and disease, it is more likely that the relationship between the exposure and the disease under investigation is causal.

Bradford Hill viewpoints or "criteria" for a causal relationship are widely used by epidemiologists as a tool for evaluating the causal relationship between exposure and disease. These criteria provide a framework for evaluating the likelihood of a causal relationship between an exposure and a disease.

Hill's criteria include strength, consistency, specificity, temporality, biological gradient, plausibility, coherence, experiment, and analogy. It is not necessary to fulfill all the criteria, but it is crucial to consider them when evaluating the association between an exposure and a disease.

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Other Questions
At the beginning of the story, what motivates the man to travel? How does his motivations change over the course of his journey A call option is currently traded on stock XYZ with a strike price of $ 60 and maturity of six months. What will be the profit or loss to an investor who buys the call for $4 and the stock price changes to $65 after six months the head from the _______ culture is one of the oldest surviving examples of sub-saharan art. Let x represent number of years. The function $P(x)=10x^(2)+7x+200 represents the population of Town A. In year 0, Town B had a population of 400 people. Town B's population increased by 7% each year. From year 3 to year 8, which town's population had a greater average rate of change? The wings of an airplane are a long trapezoid. The company wants to colour the wings a different colour. Calculate how many square inches need to be covered for a wing first-mover advantage is the goal of the following policy:a. export restraintb. antidumpingc. strategic traded. free trade 6 Why was Joseph's grandfather not sure if they would win the prize? 11. Using the equation: y + 2 = 3(x - 1).a) Identify the slope and y-intercept.b) Graph the equation.c) Does the point (0,0) satisfy the equation?Justify your answer. After the owner of the crystal shop tells Santiago how expensive it is to get to Egypt, what does Santiago say he wants money for? options:a)He wants to buy a camel to take him to Egypt.b)He wants to set up his own stall at the bazaar.c)He wants to buy some sheep.d)He wants to return home to his family. Why does the speaker not see and hear his friends as he sails away? If these two triangles are similar, find the value of x 1. What Literacy Assessments would you use for each of the Three Tiers in Multi-Tier Systems of Support (MTSS) Framework? What role did rivers play in the rise of the shang dynasty and the other three ancient civilization 2. What fuel did Old Boone use to cook his buffalo? Which Democratic candidate did many Mexican-Americans support because of the candidate's support of Hugo Chavez and his fight for equality?Eugene McCarthyRobert KennedyLyndon JohnsonHubert Humphrey What diagnosis ofAortic Stenosis (Syncope/LOC DDX) After breaking Japanese codes, the American navy was forewarned about the timing of this attack and prepared for an ambush. This battle proved to be the turning point of the Pacific naval war.a. Battle of Midwayb. Battle of Java Seac. Battle of Leyte Gulfd. Battle of the Coral Se Which of the following groups of exposure factors will produce the shortest scale of contrast?A. 200 mA, 0.08 second, 95 kV, 12:1 gridB. 500 mA, 0.03 second, 70 kV, 8:1 gridC. 300 mA, 0.05 second, 95 kV, 8:1 gridD. 600 mA, 1/40 seconds, 70 kV, 6:1 grid Question 1 of 20 a state of economic scarcity exists when consumers: a. have their economic freedoms restricted by the government. b. save their money in banks instead of spending it. c. borrow too much money to buy unnecessary products. d. do not have enough resources to satisfy all of their wants. submit ABC has vertices A(-3, 3), B(2, 5), and C(4, -3). a. What is the x-coordinate of the centroid of ABC?