MCQs: Hypothalamic Physiology and Pharmacology




Question # 1 (Multiple Choice) Effect(s) of TSH on thyroid function

A) stimulates thyroxine production and secretion
B) stimulates triiodothyronine production and secretion
C) both
D) neither

Question # 2 (Multiple Choice) vasopressin receptor mediating antidiuresis:

A) V1
B) V2
C) alpha adrenergic
D) beta adrenergic
E) cholinergic

Question # 3 (Multiple Answer) Causes of congenital growth hormone deficiency:

A) craniopharyngiomas
B) lack of hypothalamic growth hormone-releasing factors
C) high level of circulating growth hormone antibodies

Question # 4 (Multiple Answer) Clinical uses for bromocriptine:

A) treating prolactin-secreting adenomas
B) amenorrhea-galactorrhea
C) suppression of physiologic lactation
D) acromegaly
E) Parkinson's disease

Question # 5 (Multiple Answer) contraindications for oxytocin clinical use:

A) abnormal fetal presentation
B) need to induce labor
C) augment dysfunctional labor
D) fetal distress
E) cephalopelvic disproportion

Question # 6 (Multiple Choice) Preferred drug treatment for central diabetes insipidus:

A) bromocriptine
B) vasopressin
C) desmopressin acetate
D) pergolide
E) thyrotropic

Question # 7 (Multiple Answer) Appropriate clinical uses for human menopausal gonadotropins (hMG)-- in anovulatory women

A) primary amenorrhea
B) secondary amenorrhea
C) polycystic ovary syndrome

Question # 8 (Multiple Choice) Pulsatile GnRH treatment

A) pituitary stimulation
B) pituitary suppression

Question # 9 (Multiple Answer) inhibition of oxytocin-induced myometrial contractions:

A) propranolol
B) magnesium sulfate
C) isoproterenol
D) inhalation anesthetics
E) metoprolol

Question # 10 (Multiple Answer) TRH infusion effects in healthy individuals:

A) stimulates prolactin release from the pituitary
B) no effect on cells producing growth hormone
C) no effect on cells producing ACTH


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Correct Answers

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Question # 1 (Multiple Choice) Effect(s) of TSH on thyroid function

Answer: (C) both


Question # 2 (Multiple Choice) vasopressin receptor mediating antidiuresis:

Answer: (B) V2


Question # 3 (Multiple Answer) Causes of congenital growth hormone deficiency:

(A) craniopharyngiomas


(B) lack of hypothalamic growth hormone-releasing factors



Question # 4 (Multiple Answer) Clinical uses for bromocriptine:

(A) treating prolactin-secreting adenomas


(B) amenorrhea-galactorrhea


(C) suppression of physiologic lactation


(D) acromegaly


(E) Parkinson's disease


Question # 5 (Multiple Answer) contraindications for oxytocin clinical use:

(A) abnormal fetal presentation


(D) fetal distress


(E) cephalopelvic disproportion


Question # 6 (Multiple Choice) Preferred drug treatment for central diabetes insipidus:

Answer: (C) desmopressin acetate


Question # 7 (Multiple Answer) Appropriate clinical uses for human menopausal gonadotropins (hMG)-- in anovulatory women

(A) primary amenorrhea


(B) secondary amenorrhea


(C) polycystic ovary syndrome


Question # 8 (Multiple Choice) Pulsatile GnRH treatment

Answer: (A) pituitary stimulation


Question # 9 (Multiple Answer) inhibition of oxytocin-induced myometrial contractions:

(B) magnesium sulfate


(C) isoproterenol


(D) inhalation anesthetics



Question # 10 (Multiple Answer) TRH infusion effects in healthy individuals:

(A) stimulates prolactin release from the pituitary


(B) no effect on cells producing growth hormone


(C) no effect on cells producing ACTH

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