Neuroendocrine Hormones - Oxytocin and ADH Quiz
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Questions and Answers

What is the function of oxytocin (OT) released by the posterior pituitary?

  • Stimulates bone growth
  • Regulates blood pressure
  • Increases heart rate
  • Promotes uterine contractions (correct)

How do neurohormones differ from neurotransmitters?

  • Neurohormones are faster in their signaling compared to neurotransmitters.
  • Neurohormones are released into the bloodstream and act on distant target cells. (correct)
  • Neurohormones are only released by endocrine glands.
  • Neurohormones are involved in muscle contractions.

Which of the following is a function of antidiuretic hormone (ADH) released by the posterior pituitary?

  • Promotes fluid retention by the kidneys (correct)
  • Regulates body temperature
  • Increases urine production
  • Stimulates appetite

What characterizes the release of neurohormones from the posterior pituitary?

<p>Release into the pituitary's circulation for bloodstream distribution (D)</p> Signup and view all the answers

How do hormones of the posterior pituitary influence the body?

<p>By influencing endocrine gland functions via neurohormones (D)</p> Signup and view all the answers

What is the hormone associated with conditions like ASD, depression, anxiety, and stress?

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

Which hormone initiates let-down and milk ejection in breastfeeding individuals?

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

What is the role of ADH (Vasopressin) in response to heart failure?

<p>Supports blood pressure regulation (B)</p> Signup and view all the answers

When does Oxytocin release increase in the body?

<p>During breastfeeding (D)</p> Signup and view all the answers

Which hormone is released in response to severe blood loss or dehydration to increase water retention?

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

What is the primary function of hormones in the endocrine system?

<p>Modulation of growth and development (D)</p> Signup and view all the answers

Which of the following is not an origin of hormones?

<p>Blood vessels (A)</p> Signup and view all the answers

How do some nerves interact with the endocrine system?

<p>Innervate primary endocrine glands (D)</p> Signup and view all the answers

What characterizes neurohormones?

<p>Have downstream effects on hormone secretion (C)</p> Signup and view all the answers

Which of the following is an accurate description of neurotransmitters?

<p>Released by neurons to affect adjacent cells (D)</p> Signup and view all the answers

How do neurons interact with hormones in the central nervous system and peripheral nervous system?

<p>Neurons have receptors for various hormones (C)</p> Signup and view all the answers

What hormone is responsible for modulating growth and development?

<p>Growth hormone releasing hormone (GHRH) (B)</p> Signup and view all the answers

Which hormone is stimulated by sex hormones and deep sleep?

<p>Growth hormone (GH) (B)</p> Signup and view all the answers

What hormone is responsible for stimulating the thyroid gland?

<p>Thyroid releasing hormone (TRH) (D)</p> Signup and view all the answers

What hormone has anabolic effects on the body?

<p>Insulin-like growth factor 1 (IGF-1) (A)</p> Signup and view all the answers

Why might bodybuilders take synthetic growth hormone right before bed or early in the morning?

<p>To mimic the body's natural growth hormone release (B)</p> Signup and view all the answers

What is a reason why anabolic steroids/GH can be harmful according to the text?

<p>Hormones are released according to complex rhythms (C)</p> Signup and view all the answers

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