Human Body Systems
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Questions and Answers

What is the main function of the respiratory system?

  • To coordinate all actions and reactions
  • To supply the blood with oxygen to deliver to all parts of the body (correct)
  • To filter out excess fluid and other substances from the bloodstream
  • To produce blood cells and store minerals

What is the role of the nervous system in the human body?

  • To move the body and move materials through the body
  • To receive and interpret stimuli and transmit impulses to organs (correct)
  • To ensure humans are able to reproduce and survive as a species
  • To filter out excess fluid and other substances from the bloodstream

What is the primary function of muscles in the human body?

  • To filter out excess fluid and other substances from the bloodstream
  • To ensure humans are able to reproduce and survive as a species
  • To tighten up and relax to move the body and move materials through the body (correct)
  • To produce blood cells and store minerals

What is the purpose of the urinary system?

<p>To filter out excess fluid and other substances from the bloodstream (B)</p> Signup and view all the answers

What is the role of the skeletal system in the human body?

<p>To provide the shape and form for the body, support and protect the body, and produce blood cells (A)</p> Signup and view all the answers

What is NOT a function of the skeletal system?

<p>To move the body and move materials through the body (D)</p> Signup and view all the answers

What is the function of hormones in the body?

<p>To communicate regulatory messages within the body (A)</p> Signup and view all the answers

What is the main difference between the endocrine system and the nervous system?

<p>The nervous system conveys high-speed electrical signals, while the endocrine system secretes hormones (B)</p> Signup and view all the answers

What is the role of target cells in hormone regulation?

<p>They respond to hormones that regulate the body (D)</p> Signup and view all the answers

What is the relationship between the endocrine and nervous systems?

<p>They function together in maintaining homeostasis, development, and reproduction (C)</p> Signup and view all the answers

What is an example of a process regulated by hormones in insects?

<p>Metamorphosis (B)</p> Signup and view all the answers

What is the role of the circulatory system in hormone regulation?

<p>It distributes hormones throughout the body (C)</p> Signup and view all the answers

What is the primary function of neurohormones released by neurosecretory cells?

<p>Long-distance regulation of physiological processes (D)</p> Signup and view all the answers

What is the response to low blood glucose in the simple endocrine pathway?

<p>Glycogen breakdown and glucose release into blood (A)</p> Signup and view all the answers

Which hormone is secreted by the posterior pituitary in response to suckling?

<p>Oxytocin (B)</p> Signup and view all the answers

What is the role of the receptor protein in the hormonal control pathway?

<p>To receive and respond to hormonal signals (C)</p> Signup and view all the answers

What is the target effector in the simple endocrine pathway in response to low blood glucose?

<p>Liver (B)</p> Signup and view all the answers

What is the stimulus that triggers the secretion of prolactin by the anterior pituitary?

<p>Suckling (C)</p> Signup and view all the answers

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