1. Identify the organ-system components, and the input
and output, and describe the operation of the biological control
system consisting a human being reaching for an object.
2. Identify
the input an
Answers
1. The organ-system components involved in a human reaching for an object include:
- The visual system (eyes): Provides visual input of the location of the object
- The motor system (muscles and nerves): Moves the arm and hand to reach for the object
- The brain: Receives visual input, determines appropriate motor commands, and sends signals
to the muscles and nerves to initiate movement
The input is the visual information about the location of the object. The output is the movement
of the arm and hand to grasp the object.
The operation of the system works as follows:
The eyes provide visual input to the brain about the location of the desired object. The brain then
determines the appropriate muscles to contract and nerves to stimulate in order to position the
arm and hand to grasp the object. The brain sends signals to the relevant muscles and nerves,
which cause them to contract and stimulate movement of the arm and hand. This movement
continues until the hand successfully grasps the object.
2. The input is the visual information about the location of the object. The brain acts as a
controller by processing this input and determining the appropriate output motor commands.
The biological control system for reaching an object involves multiple organ systems, with the brain processing input from sensory receptors and generating output to coordinate muscular movements. It operates as a closed-loop system with real-time feedback to achieve precise and controlled actions.
Biological Control System for Reaching for an Object:
Organ-System Components:
Muscular System: Composed of muscles, tendons, and ligaments responsible for movement.
Nervous System: Includes the brain, spinal cord, and peripheral nerves that transmit signals.
Skeletal System: Comprises bones and joints providing structural support.
Sensory System: Involves sensory receptors like the eyes, ears, and proprioceptors for feedback.
Input: The input in this biological control system is the desire to reach for an object, originating in the brain's motor cortex. Visual input from the eyes identifying the object's location also contributes to the input.
Output: The output is the actual movement of the arm and hand to grasp the object, involving coordinated muscle contractions.
Operation:
The brain receives sensory input through vision, identifying the object and its location.
The motor cortex processes this information and formulates a plan for reaching.
Nervous signals are transmitted through peripheral nerves to the specific muscles involved.
Muscles contract and relax, causing the arm and hand to extend, flex, and rotate as needed.
Proprioceptors provide feedback on limb position, allowing for fine adjustments.
Once the hand reaches the object, grip strength is adjusted to secure it.
Loop Type: This biological control system is a closed-loop system. In a closed-loop system, there is a continuous feedback loop where the output is monitored and compared to the desired input, and adjustments are made in real-time to achieve the desired outcome. In reaching for an object, proprioceptors continuously provide feedback on the limb's position and adjust muscle contractions accordingly to ensure precise and controlled movements. This feedback loop is essential for accurate and coordinated actions, making it a closed-loop system.
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1. Identify the organ-system components, and the input and output, and describe the operation of the biological control system consisting a human being reaching for an object. Is it an open or closed loop?
Related Questions
You have a cell, with a semi-permeable
membrane and a 1.5% potassium
concentration. You put it into a solution of
1.0% potassium. Is the solution hypertonic or
hypotonic? What direction would you expect
water to flow? What do you expect to see
happen to the cell?
Answers
you can only answer yes or no for each question.
Yes
No
Evaluation Question
Did you gather sufficient evidence to create your original explanation?
Does your original explanation thoroughly describe how energy and matter move through the environment under both aerobic and anaerobic conditions?
Did you research additional information about chemosynthetic organisms to revise your explanation?
Did you write an additional paragraph explaining what you learned and how it changes your original explanation?
Are your explanations clear and coherent?
Are your paragraphs free of spelling, grammatical, and punctuation errors?
Answers
Answer:
broo this arent even questions. just say yes
Explanation:
What sort of environment (hypotonic, hypertonic, isotonic) did the extra fertilizer create around the
roots of the corn?
. Keeping in mind your answer to the previous question, what do you believe caused the corn plants to
wilt and eventually die?
. If Michael’s mistake had been caught earlier, is there anything that could have been done to prevent the
corn from dying?
. Generally, people water their plants with % H2O—no solutes added. What sort of environment
does this create around the roots of the plant?
. Briefly explain why plants generally thrive in this sort of environment.
"Osmosis Is Serious Business!" by Troy R. Nash Page
please this is on a test.
Answers
Answer:
Follows are the solution to this question:
Explanation:
The hypertonic condition was dependent on potassium and phosphorous fertilizer. Water movements from low to high concentration Water leave cells. Disposal of environmental fertilizers Water supply to crops is growing. Helps to create a hypotonic conditions affects the plants can be used for water. Trees contain the majority of the water perfectly for the growth of plants.Define translation (adding for extra letters cuz it had to be 20 characters long so ignore this)
Answers
An allusion is a type of
A) Figurative langauge
B) Context langauge
C) Technical language
D) Literal langauge
Answers
Read this sentence from "Equal Justice Under Law': Thurgood Marshall."
For example, while Marshall earned high grades in college, the all-white law school of the University of Maryland refused to admit
him.
What is the meaning of the word admit as used in this sentence?
O to allow to join
O to announce
Oto accept as true
O to confess
Answers
Answer:
to allow to join
Explanation:
he could not be admitted into the school, in this context it means they would not allow him in
The answer please answer will give brainliest
Answers
Answer:
Atmosphere
Explanation:
can i get the brainliest
Have a good day :)
Distinguish between epigeal and hypogeal germination.
Three points please. It gets me confused ♀️
Answers
Answer:
The main difference between epigeal and hypogeal germination is that in epigeal germination, the cotyledons emerge out of the soil during germination whereas, in hypogeal germination, the cotyledons remain inside the soil.
8. All seeds hove seed or fruit to protect them as they grow. How do seeds grow? 9. The of a plant begins with a seed. 10. The way plants grow, five, and is called their life cycle. 11. Most seeds need water, food, and a little heat to become new plants. 12. A new plant has the same life cycle as its plant. Critical Thinking 13. How ore new plants that grow from seeds like their parent plonts?
Answers
Seeds grow with the help of various natural resources like water, oxygen, and sunlight, which help them to sprout and grow roots and develop into new plants. Some seeds grow as soon as they land in the ground, while others need a specific time period to grow.
The life of a plant begins with a seed that contains the necessary resources required for the plant's growth, which includes the embryo, endosperm, and protective seed coat.
The process through which plants grow, reproduce, and die is called their life cycle. It includes different stages like germination, growth, flowering, pollination, fertilization, seed production, and dispersal.
Seeds need water, food, and a little heat to grow into new plants. Water helps seeds to soften and expand, and food helps them to provide the necessary nutrients required for growth. The heat helps seeds to break dormancy and activate enzymes that speed up the germination process.
A new plant has the same life cycle as its parent plant. Plants have a unique life cycle, and every stage of the life cycle is essential for their growth and development. New plants inherit their genetic traits from their parent plants, and their life cycle is the same as that of their parent plant.
New plants that grow from seeds inherit their genetic traits from their parent plants and have the same life cycle as their parent plants. The life cycle of a plant includes the stages of germination, growth, flowering, pollination, fertilization, seed production, and dispersal. Thus, new plants that grow from seeds are like their parent plants.
What's the answer please?
Answers
In 1953 the collared dove had never been in the United Kingdom. Why does the growth of the collared dove flatten out in 1971
Answers
Answer:
May be climate change, introduction of invasive species and unavailability of food etc.
Explanation:
The growth of the collared dove flatten out in 1971 because of many reasons such as climate change, introduction of invasive species and unavailability of food etc. Climate change is the main problem that affect the growth of every organisms across the globe. The changing of temperature of the world causes migration in the collard dove to other suitable regions which leads to decrease in the population of the dove. Invasive species also decreases the population through feeding on them or competition for resources.
what are two reasons why viruses might be considered living organisms
Answers
A biologist recorded a count of 516 bacteria present in a culture after 10 minutes and 1136 bacteria present after 20 minutes To the nearest whole number, what was the initial population? bacteria TIP Enter your answer as an integer or decimal number. Examples: 3,-4,5.5172 Enter DNE for Does Not Exist, oo for Infinity Get Help: Written Example Points possible: 1 This is attempt 1 of 3 Post this question to forum Submit DOLC If the population doubles every six minutes, then it doubles 10 times every hour, so the model is: P(t) = 5 - 2104 After 2 hours: P(t) 5.2106 P(2) = 5.210-2 P(2) 5. 220 P(2) 5242880 Alternatively, we can solve it in a different way by using the formula f(t) = Ageht. First note that if it doubles 10 times every hour, then after 1 hour there will be 5120 bacteria. Now solve for k: 5120 = 5e" 1024 = el k 6.9315 So the model is: f(t) = 526.93154 After t hours: P(2) — 56.9315-2 P(2) = 5e13.863 P(2) 5.1048635.1296 P(2) 5243175.6
Answers
Explanation: The Germ Theory.
When a rock first formed, it contained 8 milligrams of potassium-40. How much potassium-40 would remain after three half-lives?
1 milligram
O 2 milligrams
O 3 milligrams
O 4 milligrams
Answers
Answer:
l milligram
Explanation:
In the chart above, which of the sequences describes a negative consequence of deforestation?
A. Sequence A
B. Sequence B
C. Sequence C
D. Sequence D
Answers
Answer:
C. Sequence C
Explanation:
Deforestation means cutting down of trees so it will lead to soil erosion and flooding
Answer:
C
Explanation:
the requirements that must be met for an engineering solution to be successful
Answers
Answer: It should contain:
A description of your target user.
A definition of the problem you intend to solve. [Who] need(s) [what] because [why].
A description of how existing products are used and why they fail to address the problem.
A list of all the requirements for your design.
Draw the morphological tree structure for the word "inflammable" that has the meaning able to catch on fire easily
Answers
The morphological tree structure for the word "inflammable," which means "able to catch on fire easily," can be represented given below.
The morphological tree structure for the word "inflammable" reflects its composition and meaning. The word can be divided into two morphemes: "in-" and "-able." The prefix "in-" functions as a negation, indicating the opposite or absence of a particular characteristic. In this case, it negates the meaning of "flammable" which denotes the ability to catch fire easily. The suffix "-able" is added to the base form "flammable" to indicate the capability or possibility of the root word.
inflammable
/ \
in- -able
/ \
not capable
The morphological tree structure represents the hierarchical relationship between the morphemes in the word. Starting from the root node "inflammable," the tree branches out into two branches: one for the prefix "in-" and another for the suffix "-able." The prefix "in-" leads to the morpheme "not," indicating the negation of the base word "flammable." The suffix "-able" leads to the morpheme "capable," signifying the ability or possibility of the root word.
By breaking down the word "inflammable" into its constituent morphemes, the morphological tree structure helps to understand the formation and meaning of the word.
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at a previous visit, the parents of an infant with cystic fibrosis received instruction in the administration of pancrelipase. at a follow-up visit, which finding in the infant suggests that the parents require more teaching about administering the pancreatic enzymes?
Answers
Normally, pancreatic enzymes assist the intestines in breaking down food. In a child with cystic fibrosis, the pancreatic duct is blocked by mucus, making it impossible for these natural enzymes to reach the gut.
Undigested lipids and proteins result in fatty stools in the absence of pancreatic enzymes. Normal stools should result from pancreatic enzyme therapy; fatty stools are produced when therapy is not adhered to. Bloody stools, pee with glucose, or bloody urine are not signs of noncompliance. Steatorrhea indicates that your stools contain too much fat (poop). It is a sign of malabsorption of fat. This indicates that your digestive system is having difficulty metabolising and absorbing lipids. Your organs could be impacted by this issue, one or more.
The complete question is:
At a previous visit, the parents of an infant with cystic fibrosis received instruction in the administration ofpancrelipase. At a follow-up visit, which finding in the infant suggests that the parents require more teachingabout administering the pancreatic enzymes?
a)Normal stools
b)Fatty stools
c)Bloody stools
d)Liquid stools
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(07.06 MC)
Which of the following describes how polluted water sources would most likely affect
one's personal health? (5 points)
Answers
Answer:
Pathogens would invade the body and cause disease, such as giardia" is the one among the following choices given in the question that describes how polluted water sources would most likely affect one’s personal health. The correct option among all the options that are given in the question is the last option or the fourth option.
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Explanation:
Answer:
Incomplete questions
Explanation:
Incomplete questions.
Why is sod valuable? a. loses fertility b. loses topsoilc. prevents soil erosion d. causes soil erosion
Answers
Sod or grass is valuable for an ecosystem because it prevents soil erosion, as stated in the
HELP.................
Answers
Answer:
This is A
Explanation:
This makes more sense Brainliest?
Your profeor ha given you an aignment to write a reearch paper on a biological topic of your choice. What i/are the very firt thing/ you hould do? (elect all that apply)
Answers
An academic article known as a research paper offers a through examination, assessment, or interpretation of a specific subject supported by empirical data.
What is research paper?
Successfully completing a research paper entails completing the precise responsibilities assigned to you.
Read it carefully, looking for any unclear language you might require your lecturer to explain.Determine the assignment's purpose, due date, length requirements, format, and submission method.Make a list of the main points in bullet points, and as you write, go back and check off the items as you go.The following subject topics connected to the act of producing a research paper are covered in the pages in this section:
Genre-The outline in this part will help you comprehend the distinctions between an analytical and an argumentative research paper.
Selecting a Topic: This part will help the student select a topic, whether it is one that has been provided to them or one that they choose themselves.
Identifying an Audience - By providing some fundamental rules for the procedure, this part will assist the learner in understanding the issue of audience, which is frequently perplexing.
Where Do I Begin- This portion of the handout's conclusion offers a number of links to Purdue University resources and offers a summary of the process of producing a research paper.
Hence, An academic article known as a research paper offers a through examination, assessment, or interpretation of a specific subject supported by empirical data.
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Define "environmental refugee"
Answers
This is the best answer i found for you!
1/5. Climate refugees are people who must leave their homes and communities because of the effects of climate change and global warming. Climate change is caused by natural events, such as volcanic eruptions, as well as human activities.
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Which part of a flowering plant transports pollen to the unfertilized egg cells?
O pistil
O petiole
O anther
O ovary
Answers
Answer:
pistil
Explanation:
Answer:
b
Explanation:
Which of the following shows the correct sequence of the cell cycle
Answers
Answer:
C is the correct answer. G1, S, G2 are the interphase, then comes mitosis and then cytokinesis
What is poisonous enough to kill 100,000 turkeys? That’s the question asked by scientists who studied a mass die-off of turkeys in Great Britain. It turned out that all the turkeys had eaten peanuts from Brazil. A fungus was growing on the peanuts. The fungus produced a dangerous poison called aflatoxin. Aflatoxins cause stomach pain, lung failure, cancer, and death in people and animals.
Farmers make a great effort to prevent fungi from growing on their stored crops. In a pile of grain or nuts, fungi have plenty of food and living space. The best way for farmers to prevent fungi from growing is to make sure there is not enough
for ____fungi to survive and grow
what i put in the blank?
Answers
Answer: The best way for farmers to prevent fungi from growing is to make sure there is not enough moisture for fungi to survive and grow
Explanation: Fungi require moisture or water for a wide number of reasons. One of the best guesses I can give as a reason to why they might need it is to help them in the process of digestion. Fungi use digestive enzymes which are specially shaped proteins that break down macromolecules like glucose or cellulose and a number of other biological molecules, and they do this through one of two processes, dehydration synthesis, or hydrolysis. Hydrolysis in particular is the one that requires water. It uses pieces of water to break a bond between complex sugars and carbohydrates among other molecules, to separate them into smaller and easier to absorb monomers which are the subunits that make up the molecule. It breaks apart the water and uses the pieces to fill in the gaps of the pieces the monomers used to share.
Which example(s) of cell transport do/does not require chemical energy?
A.
Drops of blue food coloring are placed in water and spread throughout the water, turning it blue.
B.
A potato slice is placed in water and water molecules from inside the potato move into the surrounding water.
C.
both A and B
D.
neither A nor B
Answers
Answer:
C
Explanation:
Because osmosis(B) this is where water moves from a high concentration to a low concentration across a partially permiable membrane( No energy required). Whereas in diffusion (a) this is the net movement of particles from a region of a high concentration to a region of a low concentration. This stops when the region is evenly spread. (No energy is required)
The cell transport which takes place in food coloring, potato slice is concentration gradient. This type of cell transport does not need energy. Thus, the correct option is C.
What is Cell transport?
Cell transport is the transport of molecules through the cell membrane. Transport of substances through the membrane takes place through osmosis and diffusion.
The diffusion of substances can be active or passive on the basis of requirement of energy. The passive mode of transport does not require energy as the movement of substances occurs down the concentration gradient from high concentration to low concentration. Whereas, in active transport energy is required in the form of ATP as the transport occurs against the concentration gradient from low concentration to high concentration.
Therefore, the correct option is C.
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01:41:02
Which event is most likely to decrease the amount of sunlight that reaches Earth's surface?
Answers
Answer:
A solar eclipse.
Explanation:
p53 allows entry into which phase of the cell cycle? a. G2 b. S c. M d. G1
Answers
The correct answer is d.G1. In the G1 phase of the cell cycle, p53 is activated when DNA damage is detected, leading to cell cycle arrest and allowing time for DNA repair to occur.
The p53 protein plays a critical role in regulating the cell cycle by monitoring DNA damage and preventing the replication of damaged DNA. In the G1 phase of the cell cycle, p53 is activated when DNA damage is detected, leading to cell cycle arrest and allowing time for DNA repair to occur. If the damage is too severe to be repaired, p53 can initiate apoptosis, or programmed cell death, to prevent the damaged cell from dividing and potentially causing cancer. Therefore, p53 allows entry into the G1 phase of the cell cycle by ensuring that the cell's DNA is undamaged and ready for replication.
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The correct answer is d.G1. In the G1 phase of the cell cycle, p53 is activated when DNA damage is detected, leading to cell cycle arrest and allowing time for DNA repair to occur.
The p53 protein plays a critical role in regulating the cell cycle by monitoring DNA damage and preventing the replication of damaged DNA. In the G1 phase of the cell cycle, p53 is activated when DNA damage is detected, leading to cell cycle arrest and allowing time for DNA repair to occur. If the damage is too severe to be repaired, p53 can initiate apoptosis, or programmed cell death, to prevent the damaged cell from dividing and potentially causing cancer. Therefore, p53 allows entry into the G1 phase of the cell cycle by ensuring that the cell's DNA is undamaged and ready for replication.
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3. Imagine the cell is a factory. List the parts of a factory that the following parts of the cell
correspond to because of similar functions.
Parts of a Cell
Cell Membrana
Cytoplasm
Nucleus
Nuclear Membrane
Mitochondria
Parts of a factory:
