1. | Organs in the body like the gastrointestinal tract, heart, kidney and liver do not produce any hormones. |
2. | Non-nutrient chemicals produced by the body in trace amounts that act as intercellular messengers are known as hormones. |
3. | Releasing and inhibitory hormones are produced by the pituitary gland. |
4. | Adenohypophysis is under direct neural regulation of the hypothalamus. |
Which of the following is an accumulation and release centre of neurohormones?
1. | Posterior pituitary lobe |
2. | Intermediate lobe of the pituitary |
3. | Hypothalamus |
4. | Anterior pituitary lobe |
GnRH, a hypothalamic hormone, needed in reproduction, acts on:
1. | Anterior pituitary gland and stimulates secretion of LH and FSH. |
2. | Posterior pituitary gland and stimulates secretion of oxytocin and FSH. |
3. | Posterior pituitary gland and stimulates secretion of LH and relaxin. |
4. | Anterior pituitary gland and stimulates secretion of LH and oxytocin. |
MSH is secreted by:
1. Anteria lobe of the pituitary
2. Middle lobe of the pituitary
3. Posterior lobe of the pituitary
4. Endostyle
Acromegaly is caused by:
1. Excess of S.T.H.
2. Excess of Thyroxin
3. Deficiency of Thyroxin
4. Excess of Adrenalin
Which one of the following pair correctly matches a hormone with a disease resulting from its deficiency:
1. Insulin – Diabetes insipidus
2. Thyroxine – Tetany
3. Parathyroid hormone – Diabetes mellitus
4. Luteinizing hormone – Failure of ovulation
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 |
Which of the following hormones is not secreted by the anterior pituitary?
1. Growth hormone
2. Follicle-stimulating hormone
3. Oxytocin
4. Adrenocorticotrophic hormone
List I | List II | ||
A. | Exophthalmic goiter | I. | Excess secretion of cortisol, moon face & hyperglycemia |
B. | Acromegaly | II. | Hypo-secretion of thyroid hormone and stunted growth. |
C. | Cushing's syndrome | III. | Hyper secretion of thyroid hormone & protruding eye balls. |
D. | Cretinism | IV. | Excessive secretion of growth hormone. |
List-I | List-II | ||
A. | Parathyroid hormone | I. | Flight or fight response |
B. | Epinephrine and Nor-epinephrine | II. | Regulates the body's biological clock |
C. | Thyroid stimulating hormone | III. | Increases blood \(\)Ca2+ level |
D. | Melatonin | IV. | Synthesis of \(\text{T}_3~ \text{and} ~\text{T}_4\) hormones |