Prolactin,TSH,ACTH,FSH and LH

Q.

How is amount of urine regulated? (1 marks)

Q.

What is the fight or flight hormone?

Q. ACTH stimulates the secretion of .

1. glucocorticoids
2. prolactin
3. thyroxine
4. oxytocin

Q.

What effect does ADH have on urine output?

Q.

Assertion(A): Prolactin is also called ‘Milk ejection hormone’.
Reason(R): Prolactin stimulates contraction of smooth muscles of mammary glands.

1. A is true but R is false

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

3. Both A and R are true but R is not the correct explanation of A

4. A is false but R is true

Q.

Which of the following is a mismatched pair of hormones and their action?

1. Growth hormone – Growth of the body

2. FSH – stimulates the development of ovarian follicles

3. Prolactin – Milk ejection

4. Oxytocin – Uterine contraction

Q.

Question 26
Which statement is not true about thyroxin?

(a) Iron is essential for the synthesis of thyroxin
(b) It regulates carbohydrate, protein and fat metabolism in the body
(c) Thyroid gland requires iodine to synthesise thyroxin
(d) Thyroxin is also called thyroid hormone

Q.

Name the hormone and state whether its hyposecretion or hypersecretion that causes diabetes insipidus.

1. Insulin; hyposecretion

2. Insulin; hypersecretion

3. ADH; hyposecretion

4. ADH; hypersecretion

Q.

Which hormone is responsible for fight or flight response?

Q. Give the functions of each of the following hormones: [4 MARKS]
(a) Insulin
(b) Thyroxin
(c) Adrenaline

Q.

What are the 3 stress hormones?

Q.

Deficiency of iodine in an adult diet causes a disease called

1. Dwarfism

2. Infertility

3. Goitre

4. Irregular menstruation

Q.

With respect to the assertion (A) and reason (R), which of the following is correct option?

A: A tadpole deprived of thyroid gland fails to metamorphose into an adult.

R: Thyroxine stimulates tissue differentiation and, therefore, affects metamorphosis of a tadpole into an adult frog.

1. If both A and R are true and R is the correct explanation of A.

2. If both A and R are true but R is not correct explanation of A.

3. If A is false but R is true.

4. If both A and R are false

Q. Which of the following is a mineral required by our body?

Calcium, Phosphorus, Iodine, Potassium, Magnesium, Zinc, Iron

1. Iodine, Potassium, Magnesium

2. Calcium, Phosphorus, Iodine

3. Phosphorus, Potassium, Zinc, Iron

4. All of these

Q.

Name the disorder caused by the deficiency of secretion of the gland shown in the picture. How can it be corrected?

Q.

Which hormone regulates the process of spermatogenesis and sperm formation?

1. Adrenaline

2. Follicle stimulating hormone

3. Growth hormone

4. Thyroxine hormone

Q.

Which hormones increase BP?

Q. Match the following tropic hormones to the glands they stimulate.

1. Ovary
2. Mammary gland
3. Testes

Q.

Is cortisol a stress hormone?

Q.

Write the functions of Follicle Stimulating Hormone (FSH).

Q.

Diabetes insipidus and diabetes mellitus caused by deficiency of .................. and ...................... respectively.

Q.

A patient is found to have a form of diabetes in which his immune system is destroying his pancreatic islet cells. This is a type of

1. Cystic fibrosis

2. Haemophilia

3. Thallasemia

4. Skin cancer

Q.

What happens when luteinizing hormone increases?

Q.

Which hormone controls the blood pressure in emergency?

1. Prolactin

2. Adrenaline

3. Insulin

4. Thyroxin

Q.

Which among the following hormones controls the loss of water through urine?

1. TSH

2. FSH

3. ADH

4. ACTH

Q.

Why milk is produced after pregnecy??not before pregnency..

How milk is generated inside the breasts?

Q.

Secretion of progesterone by corpus luteum is initiated by

1. LH

2. Testosterone

3. Thyroxine

4. MSH

Q. What is the importance of iodine in diet?

1. It is useful in digestion of proteins.
2. It enhances the taste of the food.
3. It fights bacterial infection.
4. It is required by body to produce thyroxine.

Q.

Deficiency of iron in food leads to__________.

1. goitre

2. hypotension

3. anaemia

4. hypertension

Q.

___ hormone is often named as the emergency hormone.

1. Estrogen

2. Adrenaline

3. Insulin

4. Thyroxine