Q. No.Select the correct statement about hormones and their actions.
1.
Parathyroid hormone increases absorption of the body.
2.
Insulin and glucagon help to maintain blood sugar levels.
3.
Old aged people have weak immunity due to increased activity of thymus.
4.
Osteoporosis in women occurs due to increased levels of oestrogens.
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Which one of the following pairs is the matching pair of the part and the hormone it secretes?
1. Anterior pituitary - Thyroxine
2. Alpha cells of pancreas - Glucagon
3. Thyroid - Epinephrine
4. Stomach epithelium - Secretin
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In a child of 15 years age, plasma calcium level is diagnosed below optimum level. Which organ is malfunctioning?
| 1. | Thyroid gland | 2. | Liver |
| 3. | Parathyroid | 4. | Posterior lobe of pituitary |
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Genetically engineered bovine (bST), sometimes called rbST (recombinant bovine somatotropin) or rbGH (recombinant bovine growth hormone) are used in
1. therapeutic drugs
2. agriculture
3. dairy industry
4. DNA fingerprinting
When kidney of a person is damaged, he/she invariably suffers from anaemia because
1. RBCs pass through the glomerulus
2. Sufficient erythropoietin is not produced
3. haemoglobin is not synthesized sufficiently
4. Iron and vitamin B-12 are not able to bind to haemoglobin
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Consider the following statements:
| I: | Trypsinogen is activated by enterokinase. |
| II: | Goblet cells secrete mucus. |
| III: | Bile pigments help in emulsification of fats. |
Which of the above statements are true?
1. I and II only
2. I and III only
3. II and III only
4. I, II, and III
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The hormone prolactin is secreted by:
1. hypothalamus
2. anterior pituitary
3. posterior pituitary
4. mammary glands
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Both cortisol and adrenaline are secreted in response to stress. Which of the following statements is true for both of these hormones?
1. They are secreted within seconds of the onset of the stress.
2. They are secreted by adrenal cortex.
3. Their secretion is stimulated by adrenocorticotropin.
4. They act to increase blood glucose.
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ACTH controls the secretion of ........................
| 1. Cortisol | 2. Aldosterone |
| 3. Epinephrine | 4. Testosterone |
Which of the following is not a feature characteristic of the anterior pituitary?
| 1. | It synthesizes and releases tropic hormones. |
| 2. | It is controlled by releasing and inhibiting hormones secreted from the hypothalamus. |
| 3. | It serves as the terminal end of the hypothalamo-hypophyseal tract. |
| 4. | Its hormones may influence other endocrine glands, that, in turn, secrete other hormones. |
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