Assertion (A): | Glucagon is a hyperglycemic hormone |
Reason (R): | Glucagon reduces the cellular glucose uptake and utilisation thereby increasing blood sugar level |
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. |
Assertion (A): | Hormone receptors can be present inside the cell or on the cell membrane |
Reason (R): | Receptors for different hormones may be present on the same cell |
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. |
Assertion (A): | Immune response gradually decreases with age |
Reason (R): | One of the factors is degeneration of thymus gland with ageing |
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. |
Assertion (A): | Ketonuria and glycosuria are the characteristic symptoms of diabetes insipidus |
Reason (R): | Diabetes insipidus is caused due to deficiency of insulin |
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. |
Assertion (A): | Estrogen shows its effects by regulating the gene expression in its target organs |
Reason (R): | Estrogen being a steroid hormone interacts with its intracellular receptors and its hormone receptor complex interacts with cellular genome |
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. |
Assertion (A): | Hormone such as cortisol directly acts on nuclear DNA of target cells through intracellular receptor |
Reason (R): | Steroid based hormones can cross the amphipathic lipid bilayer |
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. |
Assertion (A): | Addison's disease and Cushing's disorder result from deficiency of hormones secreted by adrenal medulla |
Reason (R): | Patients suffering from these experience low blood sugar level, high Na+ and low K+ in plasma |
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. |
Assertion (A): | Hypothalamus is connected to the posterior lobe of the pituitary by hypophyseal portal veins |
Reason (R): | The hypophyseal portal arteries carry blood from the hypothalamus to the neurohypophysis |
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. |
Assertion (A): | Atrial natriuretic factor (ANF) is secreted by the wall of heart's atria |
Reason (R): | ANF is secreted when there is a decrease in blood flow to the heart |
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. |
Assertion (A): | Diabetes mellitus is a hypothalamic disorder |
Reason (R): | Low blood glucose level and cholesterol level cause diabetes mellitus |
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. |