Endocrine System

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Questions and Answers

Which of the following statements about the anterior pituitary is true?

  • It has a direct connection to the hypothalamus.
  • It only releases hormones related to milk ejection.
  • It is not involved in the production of growth hormones.
  • It is inhibited by releasing hormones. (correct)

Which hormone(s) control(s) the events of the female reproductive cycle?

  • Testosterone
  • GnRH, FSH, and LH (correct)
  • Progesterone
  • Estrogen

Which nervous system is responsible for rest, relaxation, and digestion?

  • Parasympathetic nervous system (correct)
  • Sympathetic nervous system
  • Central nervous system
  • Peripheral nervous system

Which phase of the ovarian cycle involves events in the ovaries during and after maturation of an oocyte?

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

Which drug can impair fertility by impairing the function of the PSNS or SNS?

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

Which hormone is responsible for preventing water imbalance in the body?

<p>Antidiuretic hormone (A)</p> Signup and view all the answers

What is the female athlete triad?

<p>Disordered eating, amenorrhea, and osteoporosis (B)</p> Signup and view all the answers

What is the result of HYPERsecretion of HGH?

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

What is the name for the type of pain that is experienced in a different part of the body than where the damage occurred?

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

Which organ has only SNS input?

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

Which neurotransmitter stimulates cholinergic receptors?

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

Which nervous system is responsible for fight, flight, and fright responses?

<p>Sympathetic nervous system (C)</p> Signup and view all the answers

What is the other name for adrenaline?

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

Which nervous system has long pre-ganglionic neurons and one post-ganglionic neuron?

<p>Parasympathetic nervous system (D)</p> Signup and view all the answers

Which nervous system speeds up heart rate and increases contraction force?

<p>Sympathetic nervous system (C)</p> Signup and view all the answers

Which nervous system slows down heart rate and decreases contraction force?

<p>Parasympathetic nervous system (A)</p> Signup and view all the answers

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Study Notes

  1. Oxytocin targets breasts and uterus, stimulates uterine contraction, milk ejection, sexual satisfaction, and nurturing behavior.
  2. Antidiuretic hormone inhibits urine formation, prevents water imbalance, and causes constriction of arterioles.
  3. Drinking alcohol inhibits secretion of ADH causing frequent urination.
  4. Anterior pituitary manufactures and releases hormones, stimulated by releasing hormones, and inhibited by inhibiting hormones.
  5. Anterior pituitary has no direct connection to hypothalamus, only vascular connection.
  6. Hypophyseal portal system is a communicating system between hypothalamus and anterior pituitary.
  7. Disorders of the endocrine system include HYPOsecretion and HYPERsecretion.
  8. HYPOsecretion of HGH causes pituitary dwarfism.
  9. HYPERsecretion of HGH causes gigantism and acromegaly.
  10. Cushing's disease is caused by excess glucocorticoids leading to redistribution of body fat, muscle wasting, and weakness.

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