Androgenic steroids in female are secreted by:
1. pineal gland
2. Testes
3. Adrenal cortex
4. Hypothalamus
ACTH controls the secretion of:
1. cortisol
2. aldosterone
3. epinephrine
4 testosterone
The biomolecule that cannot act as a chemical messenger [hormone] is:
1. Proteins
2. Steroids
3. Fatty acids
4. Carbohydrate
Which of the following is a storage and release center for neurohormones?
1. Anterior pituitary
2. Posterior pituitary
3. Adrenal medulla
4. Pineal
Which hormones stimulate the production of pancreatic juice and bicarbonate?
1. angiotensin and epinephrine
2. gastrin and insulin
3. cholecystokinin and secretin
4. insulin and glucagon
All the following regarding regulation of a physiological function by either a neurotransmitter or a hormone are true except:
1. Target cells must have specific receptor proteins with which these molecules combine.
2. When these molecules bind to target cells, specific sequences of changes must occur.
3. There must be an “off-switch” that will stop the induced changes.
4. Second messengers will always be involved in the response of the target cell.
Adenohypophysis is an endocrine gland that secrets all the following except:
1. corticotropin
2. luteinizing hormone
3. somatostatin
4. somatotropin
A hormonal disorder that develops when pituitary gland produces too much growth hormone during adulthood is known as:
1. cretinism
2. giantism
3. Conn’s syndrome
4. Acromegaly
Match each item in Column I with one in Column II and choose your answer from the codes given below:
Hormone Action
A. Estrogen a. Supports pregnancy
B. Progesterone b. Secondary sexual characters in females
C. FSH c. Regulates spermatogenesis
D. LH d. Ovulation
A. B. C. D.
1. b a c d
2. a c b d
3. a b d c
4. a b c d
The basal part of diencephalon is
1. Hypothalamus
2. Epithalamus
3. Thalamus
4. Both B and C