Chemical Coordination And Integration

Question 1

What is the function of cortisol?

Answer 1

Suppresses immune system,
Stimulates erythropoiesis,
Maintains kidney functions,
Produce anti-inflammatory reactions

Question 2

The gonadotrophins are secreted by:

Answer 2

Anterior pituitary gland

Question 3

Aldosterone is secreted by _______ of adrenal gland.

Answer 3

Cortex

Question 4

Aldosterone helps in maintenance of ?

Answer 4

Electrolytes,
Body fluid volume,
Osmotic pressure,
Blood pressure

Question 5

Aldosterone stimulates the excretion of __1__ and ___2____ ions?

Answer 5

Potassium and phosphate ions

Question 6

Aldosterone stimulates reabsorption of __1__ and __2___.

Answer 6

Sodium ion and water

Question 7

______ stores and releases hormones synthesised by the hypothalamic neurosecretory cells.

Answer 7

Neurohypophysis

Question 8

The hypofunction of B-cells of the islet of Langerhans causes:

Answer 8

hyperglycemia and diabetes mellitus.

Question 9

GnRH is released by ________?

Answer 9

Hypothalamus

Question 10

Somatostatin ______( inhibits / stimulates) the release of growth hormone from the pituitary.

Answer 10

Inhibits

Question 11

The hypothalamus stores hormones produced by pituitary glands. (True / false)

Answer 11

False

Question 12

Assertion A : Hyperthyroidism results in weight loss and increased basal metabolic rate.

Reason R : Thyroid hormones have a stimulatory effect on metabolism.

State your statement

Answer 12

Both A and R are true and R is the correct explanation of A.

Question 13

_____ hormone is required for the maintenance of corpus luteum.

Answer 13

LH hormone.

Question 14

Grave’s disease is caused by?

Answer 14

Hyperthyroidism

Question 15

Diabetes insipidus is caused by?

Answer 15

Deficiency of Antidiuretic hormone.

Question 16

Addison’s disease is caused by ___1___(under / over) production of hormones by the adrenal ___2___(cortex / medulla)

Answer 16

1. Underproduction
2. Adrenal cortex

Question 17

Prolactin is released by _________ pituitary.

Answer 17

Pars distalis

Question 18

Neurohypophysis is also known as ?

Answer 18

Pars nervosa

Question 19

Androgens is produced by ?

Answer 19

Leydig cells

Question 20

Oxytocin and vasopressin is secreted by?

Answer 20

Posterior pituitary