Select the correct matching of hormone its source of
synthesis and function.
Hormone |
Source |
Function |
|
1. |
Glucagon |
b-cells of pancreas |
Increase blood glucose levels |
2. |
Vasopressin |
Hypothalamus |
Increase diuresis |
3. |
ACTH |
Anterior lobe of pituitary |
Stimulates synthesis and secretion of glucocorticoids |
4. |
LH |
Hypothalamus |
Stimulates gonadal activity |
How many hormones in the given list are not produced by the anterior pituitary?
Prolactin(PRL), growth hormone(GH), Oxytocin, Thyroid stimulating hormone(TSH), vasopressin, somatostatin, and Gonadotrophin releasing hormone(GnRH).
1. 6
2. 5
3. 4
4. 3
Which of the following is not a correct combination of the hormone with its source organ and target organ?
Hormone |
Source organ |
Target organ |
|
1. |
Somatostatin |
Hypothalamus |
Adenohypophysis |
2. |
FSH |
Ovary |
Uterus |
3. |
TSH |
Adenohypophysis |
Thyroid |
4. |
ACTH |
Pituitary gland |
Adrenal cortex |
Which of the following symptom can not be expected, if there is tumour like growth in parathyroid glands?
1. | Tetany of muscle. |
2. | Increase in Ca++ level deposition of bones. |
3. | More tubular reabsorption of Ca++ from the nephric tubule. |
4. | Both 1 and 2. |
Which of the following set of hormones can easily pass through the cell membrane of a target cell and bind to specific intracellular receptors?
a. Placental progesterone
b. Aldosterone
c. Estrogen
d. Thyroxine
Mark the correct set:
1. b&c
2. a,b&c
3. a &c
4. a,b,c & d
Which of the following is incorrect with respect to parathyroid hormone (PTH)?
1. Secretion of PTH is regulated by circulating levels of calcium ions.
2. PTH acts on bones and stimulates the process of bone mineralisation.
3. PTH stimulates the reabsorption of Ca+2 by renal tubules.
4. PTH increases the absorption of Ca+2 from digested food.
A peptide hormone which causes dilation of blood vessels and decreases blood pressure is
1. Aldosterone
2. Adrenaline
3. Vasopressin
4. Atrial Natriuretic factor
Neurohypophysis store and release hormones which are actually synthesised by the hypothalamus and are transported axonally here. Which of the following hormones belong to this category?
1. Glucocorticoid gonadotropins
2. FSH, LH
3. Oxytocin, Vasopressin
4. TSH, ACTH
Which of the following hormones is responsible for both the milk ejection reflex and the foetal ejection reflex?
1. | Estrogen | 2. | Prolactin |
3. | Oxytocin | 4. | Relaxin |
Identify A, B and C in the diagrammatic representation of the mechanism of hormone action.
Select the correct option from the following:
1. | A = Steroid Hormone; B = Hormone receptor Complex; C = Protein |
2. | A = Protein Hormone; B = Receptor; C = Cyclic AMP |
3. | A = Steroid Hormone; B = Receptor; C = Second Messenger |
4. | A = Protein Hormone; B = Cyclic AMP; C = Hormone-receptor Complex |