Oxytocin and Vasopressin and Their Functions

Q.

Ovulation is induced by a hormone called_____.

Q.

How does ADH prevent diuresis?

Q.

The hormone causing more urine formation

Q.

Name the following:

The pituitary hormone which stimulates contraction of uterus during child birth.

Q.

The pituitary hormone which stimulate the contraction of uterus during the childbirth______________

Q. The hormone is responsible for both uterine contraction and lactation. The hormone increases the reabsorption of water from kidneys.

1. glucagon
2. vasopressin
3. oxytocin
4. prolactin

Q. Deficiency of which hormone in the body causes diabetes mellitus?

1. ADH
2. Adrenal
3. Insulin
4. Prolactin

Q. Regarding assertion and reason, choose the correct statement:

Assertion (A): The uterus of a nursing mother returns to its normal size after pregnancy.
Reason (R): Oxytocin is responsible for uterine contractions.

1. Both A and R are true but R does not explain A
2. A is true R is false
3. A is false and R is true
4. Both A and R are true and R explains A

Q.

Regarding assertion and reason, choose the correct statement:

Assertion (A): The uterus of a nursing mother returns to its normal size after pregnancy.
Reason (R): Oxytocin is responsible for uterine contractions.

1. Both A and R are true and R explains A

2. A is false and R is true

3. Both A and R are true but R does not explain A

4. A is true R is false

Q. The presence of excessive glucose in urine is called ______.

1. hyperglycemia
2. hypercalcemia
3. glycosuria
4. hypertension

Q. Which of these is responsible for the "milk ejection reflex"?

1. Oxytocin
2. Prolactin
3. Vasopressin
4. Leutotrophin

Q.

A hormone that helps in loss of water from the body

1. Glucocorticoids

2. Vasopressin

3. Glucagon

4. Thyroxin

Q.

The two main actions of ___ in the body are the contraction of the womb (uterus) during childbirth and lactation.

Q. Oxytocin regulates both uterine contractions and milk production in females.

1. True
2. False

Q.

Oxytocin regulates both uterine contractions and milk production in females.

1. True

2. False

Q. What are the functions of pineal gland, parathyroid glands and thymus glands

Q. 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

Q. _______ facilitates lactation and the contraction of womb (uterus) during childbirth.

1. Oxytocin
2. Adrenaline
3. Thyroxine
4. Vasopressin

Q.

A person suffers from excessive thirst and excessive urination.This condition may be the result of

1. An increase in secretion of glucagons.

2. A fall in the glucose concentration in urine.

3. A reduction in vasopressin secretion from posterior pituitary.

4. A reduction in insulin secretion from pancreas.