Q. No.Somatostatin from the hypothalamus:
1. stimulates secretion of insulin and glucagon by pancreas
2. inhibits secretion of insulin and glucagon by pancreas
3. stimulates secretion of growth hormone from anterior pituitary
4. inhibits secretion of growth hormone from anterior pituitary
1. stimulates secretion of insulin and glucagon by pancreas
2. inhibits secretion of insulin and glucagon by pancreas
3. stimulates secretion of growth hormone from anterior pituitary
4. inhibits secretion of growth hormone from anterior pituitary
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Identify the incorrectly matched pair:
|
1. |
Hyposecretion of growth hormone in childhood |
Dwarfism |
|
2. |
Hyposecretion of growth hormone in adulthood |
Cretinism |
|
3. |
Hypersecretion of growth hormone in childhood |
Gigantism |
|
4. |
Hypersecretion of growth hormone in adulthood |
Acromegaly |
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The only hormone secreted by pars intermedia of hypophysis is:
| 1. MSH | 2. GnRH |
| 3. Vasopressin | 4. Prolactin |
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Pars distalis is:
1. the posterior lobe of pituitary made of neural tissue
2. the well developed intermediate lobe of pituitary in humans
3. the major part of the adenohypophysis
4. the connection between anterior pituitary and hypothalamus
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All the following hormones are produced by anterior pituitary except:
| 1. Gonadotropins | 2. ACTH |
| 3. Prolactin | 4. Melatonin |
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The definition of hormone describes them as having all the following features except:
| 1. non-nutrient chemicals | 2. intra-cellular messengers |
| 3. produced in trace amounts | 4. act on distant target organs |
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ADH and oxytocin are synthesized by:
| 1. Anterior pituitary | 2. Hypothalamus |
| 3. Pars intermedia | 4. Pars nervosa |
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Which of the following endocrine glands is under direct neural regulation of hypothalamus?
| 1. Pineal | 2. Adrenal medulla |
| 3. Posterior pituitary | 4. Anterior pituitary |
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The releasing hormones and inhibitory hormones secreted by hypothalamus reach anterior pituitary by:
| 1. | portal circulation | 2. | axons |
| 3. | general circulation | 4. | lymph |
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Match each item in Column I [Hormone] with one in Column II [Chemical class] and select your answer from the codes given:
|
Column I |
|
Column II |
|
|
A. |
ACTH |
a. |
Peptide |
|
B. |
Estradiol |
b. |
Steroid |
|
C. |
Thyroxine |
c. |
Amino-acid derived |
|
D. |
Epinephrine |
d. |
Iodothyronine |
Codes
| A | B | C | D | |
| 1. | a | b | c | d |
| 2. | a | b | d | c |
| 3. | b | a | d | c |
| 4. | b | a | c | d |
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