ENDOCRINE SYSTEM
1. A tumor that produces large amounts of catecholamines can be detected by
examining the urine for:
a) K+
b) Uric acid
c) Choline
d) VMA
e) Calcium
2. The following hormone is secreted by the anterior pituitary gland:
a) Cortisol
b) TRH
c) CRH
d) Vasopressin
e) TSH
3. A ten year old boy has high levels of the growth hormone. He is likely to
develop:
a) Acromegaly
b) Hyperglycemia
c) Mental retardation
d) Muscle atrophy
e) Hyperkalaemia
4. Stimuli for aldosterone regulation includes:
a) High sodium in the distal renal tubule
b) High serum potassium
c) Hypervolaemia
d) ACTH as a potent stimulator
e) Increased renal blood flow
5. Thyroid hormone actions include:
a) Augmentation of sympathetic effect on GI motility
b) Release of insulin
c) Lipogenesis
d) Increasing the numbers of Beta adrenergic receptors
e) Increasing diastolic arterial blood pressure
6. Release of oxytocin by the posterior pituitary gland is controlled by:
a) Oxytocin releasing hormone
b) Neural signals from hypothalamus
c) Neural signals from the thalamus
d) Changes in body temperature
e) Changes in arterial blood pressure
7. The following can be observed in a patient who has Grave's disease
(hyperthyroidism):
a) Drop of the upper eyelid
b) High level of TSH
c) Intolerance to cold
d) High systolic blood pressure
e) Constipation
, 8. The thyrotropin releasing hormone, stimulates the secretion of:
a) Growth hormone
b) Prolactin
c) Adrenocorticotrophic hormone
d) Melanocyte stimulating hormone
e) Luteinizing hormone
9. The following is true about estrogen:
a) It is essential for development of female external genitalia
b) Is released only during the follicular phase of the ovarian cycle
c) Is released from granulosa cells
d) Its secretion is decreased by inhibin
e) Its receptors are located on cell membranes
10. The most sensitive regulatory mechanism of ADH secretion is dependent on:
a) The volume receptors
b) Renin-angiotensin system
c) Hypothalamic osmoreceptors
d) Renal glomerulotubular feedback
e) Renal principal cells
11. Clinical uses of Oxytocin include:
a) Stimulation of milk ejection in breastfeeding women
b) Stimulation of ejaculation in infertile men
c) Stimulation of uterine contraction in pregnant women
d) Induction of breast development in adolescent girls
e) Induction of vasoconstriction in hypotension
12. All the following is true about control of secretion if TSH except:
a) It is inhibited by T4
b) It is increased in cold weather
c) It is increased in Grave's disease
d) It is increased in TRH
e) Has no marked diurnal rhythm
13. The actions of ACTH include the following except:
a) Stimulation of melanocytes
b) Increased secretion of aldosterone
c) Induction of growth of the adrenal gland
d) Induction of secretion of adrenomedullins
e) Feedback inhibition of CRH
14. A most effective method of treating type I diabetes mellitus is:
a) The patient should not eat any carbohydrates
b) Exercise
c) Reduce weight
d) Drugs to stimulate the B cells of the pancreas
e) Daily injections of insulin
1. A tumor that produces large amounts of catecholamines can be detected by
examining the urine for:
a) K+
b) Uric acid
c) Choline
d) VMA
e) Calcium
2. The following hormone is secreted by the anterior pituitary gland:
a) Cortisol
b) TRH
c) CRH
d) Vasopressin
e) TSH
3. A ten year old boy has high levels of the growth hormone. He is likely to
develop:
a) Acromegaly
b) Hyperglycemia
c) Mental retardation
d) Muscle atrophy
e) Hyperkalaemia
4. Stimuli for aldosterone regulation includes:
a) High sodium in the distal renal tubule
b) High serum potassium
c) Hypervolaemia
d) ACTH as a potent stimulator
e) Increased renal blood flow
5. Thyroid hormone actions include:
a) Augmentation of sympathetic effect on GI motility
b) Release of insulin
c) Lipogenesis
d) Increasing the numbers of Beta adrenergic receptors
e) Increasing diastolic arterial blood pressure
6. Release of oxytocin by the posterior pituitary gland is controlled by:
a) Oxytocin releasing hormone
b) Neural signals from hypothalamus
c) Neural signals from the thalamus
d) Changes in body temperature
e) Changes in arterial blood pressure
7. The following can be observed in a patient who has Grave's disease
(hyperthyroidism):
a) Drop of the upper eyelid
b) High level of TSH
c) Intolerance to cold
d) High systolic blood pressure
e) Constipation
, 8. The thyrotropin releasing hormone, stimulates the secretion of:
a) Growth hormone
b) Prolactin
c) Adrenocorticotrophic hormone
d) Melanocyte stimulating hormone
e) Luteinizing hormone
9. The following is true about estrogen:
a) It is essential for development of female external genitalia
b) Is released only during the follicular phase of the ovarian cycle
c) Is released from granulosa cells
d) Its secretion is decreased by inhibin
e) Its receptors are located on cell membranes
10. The most sensitive regulatory mechanism of ADH secretion is dependent on:
a) The volume receptors
b) Renin-angiotensin system
c) Hypothalamic osmoreceptors
d) Renal glomerulotubular feedback
e) Renal principal cells
11. Clinical uses of Oxytocin include:
a) Stimulation of milk ejection in breastfeeding women
b) Stimulation of ejaculation in infertile men
c) Stimulation of uterine contraction in pregnant women
d) Induction of breast development in adolescent girls
e) Induction of vasoconstriction in hypotension
12. All the following is true about control of secretion if TSH except:
a) It is inhibited by T4
b) It is increased in cold weather
c) It is increased in Grave's disease
d) It is increased in TRH
e) Has no marked diurnal rhythm
13. The actions of ACTH include the following except:
a) Stimulation of melanocytes
b) Increased secretion of aldosterone
c) Induction of growth of the adrenal gland
d) Induction of secretion of adrenomedullins
e) Feedback inhibition of CRH
14. A most effective method of treating type I diabetes mellitus is:
a) The patient should not eat any carbohydrates
b) Exercise
c) Reduce weight
d) Drugs to stimulate the B cells of the pancreas
e) Daily injections of insulin
