Assertion (A): | An impairment affecting synthesis or release of ADH results in a diminished ability of the kidney to conserve water leading to water loss and dehydration. |
Reason (R): | Vasopressin acts mainly at the kidney and stimulates resorption of water and electrolytes by the distal tubules. |
1. | (A) is True; (R) is False |
2. | Both (A) and (R) are True but (R) does not correctly explain (A) |
3. | Both (A) and (R) are True and (R) correctly explains (A) |
4. | (A) is False; (R) is True |
What term/s would describe adrenaline and noradrenaline?
1. neurotransmitter | 2. hormone |
3. neurotransmitter and hormone | 4. steroid hormone |
I: | increase in heart rate |
II: | decrease in the strength of heart contraction |
III: | increase in the rate of respiration |
IV: | glycogenolysis |
V: | breakdown of lipids and proteins |
1. | 2 | 2. | 3 |
3. | 4 | 4. | 5 |
1. | Sterols | 2. | Catecholamines |
3. | Hopanoids | 4. | Terpenes |
Assertion(A): | Adrenaline and noradrenaline are called emergency hormones or hormones of Fight or Flight. |
Reason(R): | Adrenaline and noradrenaline are monoamine neurotransmitters. |
1. | (A) is True; (R) is False |
2. | Both (A) and (R) are True but (R) does not correctly explain (A) |
3. | Both (A) and (R) are True and (R) correctly explains (A) |
4. | (A) is False; (R) is True |
1. | acts mainly at the renal tubules and stimulates the excretion of Na+ and water and reabsorption of K+ and phosphate ions. |
2. | acts mainly at the renal tubules and stimulates the reabsorption of Na+ and water and excretion of K+ and phosphate ions. |
3. | acts mainly at the collecting duct and stimulates the excretion of Na+ and water and reabsorption of K+ and phosphate ions. |
4. | acts mainly at the collecting duct and stimulates the reabsorption of Na+ and water and excretion of K+ and phosphate ions. |