The maintenance of constant internal environment is referred as ______.

(a)

Regulation

(b)

Homeostasis

(c)

Co-ordination

(d)

Hormonal control

Which of the following gland is related with immunity?

(a)

Pineal gland

(b)

Adrenal gland

(c)

Thymus

(d)

Parathyroid gland

Hypersecretion of GH in children leads to _____.

(a)

Cretinism

(b)

Gigantism

(c)

Graves disease

(d)

Tetany

Which one of the following statement is correct

(a)

Calcitonin and thymosin are thyroid hormones

(b)

Pepsin and prolactin are secreted in stomach

(c)

Secretin and rhodopsin are polypeptide hormones

(d)

Cortisol and aldosterone are steroid hormones

Comment on homeostasis.

Write the functions of (CCK) Cholecystokinin.

Hormones are known as chemical messenger. Justify.

Write the symptoms of cretinism

Comment on the functions of adrenalin.

Write a detailed account of gastro intestinal tract hormones.

Name the layers of adrenal cortex and mention their secretions.