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4

The expulsion of milk from the breast during sucking by the child is brought about by

A. prolactin

B. oxytocin

C. vasopressin

D. estrogen and progesterone

Correct Answer :

A. prolactin


Related Questions

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4

Hyper secretion of adrenal cortex causes

A. Addison's disease

B. Down's syndrome

C. Cushing's syndrome

D. Acromegaly

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4

Function of cholecystokinin is to

A. contract gall bladder

B. stimulate bile secretion

C. stimulate digestion

D. decrease bile secretion

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4

Which of the following will be least effected if the pituitary gland of an adult rat is removed?

A. Adrenal

B. Adrenal medulla

C. Thyroid

D. Gonads

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4

The fight or flight response in the event of danger, is chiefly effected by

A. glucocorticoids

B. mineralocorticoids

C. epinephrine and norepinephrine

D. glucocorticoids, epinephrine

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4

Thyroxine has direct effect on

A. blood flow \

B. cellular respiration

C. rate of excretion

D. rate of digestion

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4

Regulation of volume of urine is caused by

A. ADH

B. Aldosterone

C. Both (a) and (b)

D. ADH, ldosterone and testosterone

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4

Islets of Langerhans secrete a hormone which controls diabetes mellitus :

A. Insulin

B. Rennin

C. Ptyalin

D. HQ

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4

The expulsion of milk from the breast during sucking by the child is brought about by

A. prolactin

B. oxytocin

C. vasopressin

D. estrogen and progesterone

What is the correct answer?

4

Due to hyposecretion from pituitary, the disease is

A. goitre

B. encephalitis

C. diabetes incipidus

D. diabetes mellitus

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4

Which endocrine gland stores its secretion in an extracellular space before discharging it into the blood ?

A. Thyroid

B. Pancreas

C. Adrenal

D. Testis

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4

One of the endocrine glands is known as master gland:

A. Thyroid

B. Pituitary

C. Parathyroid

D. Adrenal

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4

Corpus luteum is formed by

A. germinal cells

B. follicle cells

C. ovum

D. vitelline membrane

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4

In the male, testosterone exerts profound effects on

A. development of secondary sex characters

B. skeletal muscle to increase in size

C. baldness

D. all of these

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4

Hormones which are produced by neurons are

A. epinephrine and noepinephrine

B. melatonin and serotonin

C. oxytocin and vasopressin

D. all of these

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4

Diabetes mellitus is due to deficiency of

A. insulin

B. glucagon

C. trypsin

D. ADH

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4

In the ovary, the progesterone and estrogen are secreted by

A. corpus callosum

B. corpus albicans

C. corpus luteum and Graffian follicles

D. cells of Graffian follicles

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4

The activity of Leydig cells is governed by a pituitary hormone abbreviated as

A. HCG

B. ACTH

C. FSH

D. ICSH

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4

Male reproductive functions are controlled by

A. FSH

B. Testosterone

C. FSH and LH

D. All of these

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4

Estrogen is secreted by cells of

A. theca interna

B. theca externa

C. theca interna cells of developing Graffian follicles

D. corpus luteum

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4

Gonadotropic hormones are produced in

A. posterior part of thyroid

B. adrenal cortex

C. adenohypophysis of pitiutary

D. interstitial cells of testis

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4

Selective accumulation of iodine occurs in

A. liver

B. thymus

C. spleen

D. thyroid

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4

ACTH is secreted by

A. adrenal cortex

B. thyroid

C. adrenal medulla

D. pituitary

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4

Which of the following is homologous with the oviduct of frog ?

A. Uterus

B. Vagina

C. Fallopian tube

D. All of these

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4

Androgens are secreted from

A. Leydig cells and placenta

B. Testis and adrenal cortex

C. Adenohypophysis and testis

D. Leydig cels and adrenal cortex

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4

The glands which pour their secretion directly into blood are tamed as

A. endocrine glands

B. exocrine glands

C. holocrine glands

D. apocrine glands

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4

Acromegaly is a disease in which the bones develop irregularly, which is due to over secretion of

A. STH

B. ACTH

C. GTH

D. GH

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4

At the time of puberty the hormone that triggers sexual characters in male is

A. adrenalin

B. testosterone

C. insulin

D. thyroxin

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4

New ovarian follicles will not begin to ripen as long as the blood has high level of

A. FSH

B. Progesterone

C. Estrogen

D. LH

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4

A posterior pituitary hormone released during parturition is

A. Oxytocin

B. Vasopressin

C. ICSH

D. ACTH

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4

Hyperglycemia is an indication of mal-functining of

A. thyroid

B. liver

C. islets of Langerhans

D. adrenals