The function of aldosterone is mainly:
1. | reabsorption of sodium and water at distal renal tubules |
2. | growth of axial, pubic and facial hair |
3. | vasodilation leading to polyuria |
4. | mobilization of metabolites for energy |
In males, androgens like testosterone secreted by Leydig cells in testes do not:
1. | regulate the development, maturation and functions of the male accessory sex organs |
2. | control the development and regulation of the secondary sexual characters |
3. | play a major stimulatory role in the process of spermatogenesis |
4. | produce catabolic effects on protein and carbohydrate metabolism |
The functions of glucagon do not include:
1. Glycogenolysis
2. Gluconeogenesis
3. Increased cellular glucose uptake
4. Decreased cellular glucose utilization
The functions regulated or influenced by thyroid glands in humans include all except:
1. | basal metabolic rate | 2. | erythropoeisis |
3. | water and electrolyte balance | 4. | sleep wakefulness cycle |
Which of the following cannot be regarded as a main function of cortisol?
1. | Increased blood sugar by gluconeogenesis |
2. | Lipolysis, proteolysis and decreased uptake of amino acids by body cells |
3. | Regulation of water and minerals in the body |
4. | Suppression of inflammation and immunity |
The actions of adrenaline will include all the following except:
1. Piloerection
2. Pupilary dilation
3. Glycogenesis
4. Positive ionotropic and chronotropic effect on heart
Identify the correct statement regarding the pineal gland or the hormone secreted by it:
1. | The gland is situated on the ventral side of the forebrain |
2. | The hormone secreted by the gland is called as melanin |
3. | The hormone regulates the diurnal rhythm of our body |
4. | The hormone decreases immunity |
Match each item in Column I [zones of adrenal cortex] with one in Column II [hormone produced] and select your answer from the codes given:
Column I |
|
Column II |
|
A. |
Zona glomerulosa |
a. |
Aldosterone |
B. |
Zona fasciculata |
b. |
Cortisol |
C. |
Zona reticularis |
c. |
Adrenal androgens |
Codes
A | B | C | |
1. | a | b | c |
2. | a | c | b |
3. | b | a | c |
4. | b | c | a |
Identify the incorrectly matched pair:
1. |
MSH |
Regulation of pigmentation of skin |
2. |
Oxytocin |
Parturition and milk ejection |
3. |
ADH |
Increases water loss through urine |
4. |
Thymosins |
Adaptive [acquired] immunity |
Diabetes insipidus, characterized by water loss and dehydration, is caused by:
1. | Hyposecretion of ADH | 2. | Hypersecretion of ADH |
3. | Hyposecretion of insulin | 4. | Hypersecretion of insulin |