- 1(current)
Q. No.Fight - or - flight reaction cause activation of:
| 1. | the parathyroid glands, leading to increased metabolic rate. |
| 2. | the kidney, leading to suppression of the rennin angiotensin-aldosterone pathway. |
| 3. | the adrenal medulla, leading to increased secretion of epinephrine and norepinephrine |
| 4. | the pancreas leading to a reduction in blood sugar levels. |
Injury to adrenal cortex is not likely to affect the secretion of which one of the following?
1. Aldosterone
2. Both androstenedione and dehydroepiandrosterone
3. Adrenalin
4. Cortisol
Select the correct matching of a hormone, its source and its function:
| Hormone | Source | Function | |
| 1. | Norepineph rine |
Adrenal medulla | Increases heartbeat, rate of respiration and alertness |
| 2. | Glucagon | Beta-cells of Islets of Langerhans |
Stimulates glycogenolysis |
| 3. | Prolactin | Posterior pituitary |
Regulates growth of mammary glands and milk formation in females |
| 4. | Vasopressin | Posterior pituitary |
Increases loss of water through urine |
Feeling the tremors of an earthquake, a scared resident of the seventh floor of a multi-storey building starts climbing down the stairs rapidly. Which hormone initiated this act?
1. Thyroxine
2. Adrenaline
3. Glucagon
4. Gastrin
Which hormone causes dilation of blood vessels, increased oxygen consumption, and glucogenesis?
1. ACTH
2. Insulin
3. Adrenalin
4. Glucagon
Adrenaline has a direct effect on:
1. S.A. Node
2. β-cells of Langerhans
3. Dorsal root of spinal cord
4. Epithelial cells of the stomach
- 1(current)
Q. No.
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