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Q. No.
Given below are two statements:
Assertion (A):
Melatonin secretion is high at night and low during the day
Reason (R):
Tryptophan is a non-essential amino acid
1.
Both (A) and (R) are true and (R) is the correct explanation of (A).
2.
Both (A) and (R) are true but (R) is not the correct explanation of (A).
3.
(A) is true but (R) is false.
4.
Both (A) and (R) are false.
Subtopic: Pineal Gland |
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When the plasma glucose concentration reaches very high levels, a number of different hormones help combat the hyperglycemia. After intravenous administration of a large dose of glucagon, the return from a high blood sugar level to normal is delayed in
1. PTH insufficiency
2. Insulin deficiency
3. Hypersecretion of insulin
4. Aldosterone deficiency
1. PTH insufficiency
2. Insulin deficiency
3. Hypersecretion of insulin
4. Aldosterone deficiency
Subtopic: Pancreas |
77%
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Which of the following is the most likely explanation for cretinism in a patient whose iodine level is normal?
1. More production of T4 than that of T3
2. Hypersecretion of MSH
3. Hyposecretion of TSH
4. A decrease in thyrocalacitonin
1. More production of T4 than that of T3
2. Hypersecretion of MSH
3. Hyposecretion of TSH
4. A decrease in thyrocalacitonin
Subtopic: Thyroid Gland Part I | Thyroid Gland Part II |
72%
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'A' stimulates growth and development of the ovarian follicles in females which synthesis and secrete 'B'. All of the given are functions of 'B' except
1. Development of low pitch of voice in females
2. Regulate female sexual behavior
3. Mammary gland development
4. Development of growing ovarian follicles
1. Development of low pitch of voice in females
2. Regulate female sexual behavior
3. Mammary gland development
4. Development of growing ovarian follicles
Subtopic: Misc. Hormones |
56%
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Choose the hormone that is secreted by the endocrine gland not located in the brain
1. Melatonin
2. Vasopressin
3. thymosin
4. Somatotropin
1. Melatonin
2. Vasopressin
3. thymosin
4. Somatotropin
Subtopic: Thymus |
85%
From NCERT
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Read the given statements and select the correct one
| 1. | Thyroid gland secretes only iodothyronines |
| 2. | ADH and ANF are synergistic to each other |
| 3. | All hypothalamic hormones originate in the hypothalamic neurons, pass through axons and are released from their nerve endings in the pituitary gland |
| 4. | Gonads and pancreas do not only function as endocrine glands. |
Subtopic: Misc. Hormones |
53%
From NCERT
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Two children 'X' and 'Y' exhibit stunted growth. After diagnosis, it was seen that 'Y' has low intelligence quotient and is mentally retarded whereas 'X' is mentally normal. Both 'X' and 'Y' suffer from hyposecretion of hormones. Identify the hormones involved in case of 'X' and 'Y' respectively and select the correct option
1. Thyroxine, Thyroxine
2. Thyroxine, Growth hormone
3. GHRH, GnRH
4. Growth hormone, Thyroxine
1. Thyroxine, Thyroxine
2. Thyroxine, Growth hormone
3. GHRH, GnRH
4. Growth hormone, Thyroxine
Subtopic: Adenohypophysis & Hypothalamus |
57%
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The hormones which stimulate erythropoiesis are secreted by all the given endocrine glands except
1. Adrenal cortex
2. Testis
3. Thyroid gland
4. Parathroid gland
1. Adrenal cortex
2. Testis
3. Thyroid gland
4. Parathroid gland
Subtopic: Pineal Gland |
From NCERT
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All of the given hormones regulate gene expression or chromosome function by the interaction of hormone-receptor complex with the genome, except
| 1. | Luteal hormone that supports pregnancy |
| 2. | Hormone that produces anti-inflammatory reactions and suppresses the immune response |
| 3. | Hormone secreted by the master of master gland |
| 4. | Hormone whose hypersecretion causes protrusion of eyeballs |
Subtopic: Mechanism of Hormone Action |
58%
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The hormone secreted by pars intermedia region of pituitary gland performs a function. The same function is also influenced by another hormone called
1. MSH
2. Melatonin
3. Mineralocorticoid
4. Secretin
1. MSH
2. Melatonin
3. Mineralocorticoid
4. Secretin
Subtopic: Pituitary & Hypothalamus |
53%
From NCERT
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