Thyroid Gland

Q. Which statement is not true about thyroxine?

1. Iron is essential for the synthesis of thyroxine
2. It regulates carbohydrates, protein and fat metabolism in the body
3. Thyroid gland requires iodine to synthesize thyroxine
4. Thyroxine is also called thyroid hormone

Q.

Assertion(A): Iodine diet is essential for proper body functioning in man.

Reason(R): Iodine helps in the formation of thyroxin which regulates overall metabolism of the body.

1. A & R both are incorrect

2. A is correct & B is incorrect

3. A is incorrect & B is correct

4. A & R both are correct

Q.

Which amino acid gets iodinised to form T₃ and T₄ hormones?

Q.

The thyroid gland secretes a hormone called insulin.

1. True
2. False

Q. Name the. hormones secreted by the following endocrine glands and specify one function of each:
(a) Thyroid (b) Pituitary (c) Pancreas

Q.

Match the following

Column 1	Column 2
Pituitary	Deficiency of iodine in food
Adrenalin	Sugar level increase in blood
Goitre	Dwarfism
Diabetes	During stress and fear
Adams apple	Adolescence

Q.

Given below is an incomplete table of vitamins, their rich sources, and the related deficiency diseases. Fill in the blanks [(i)-(viii)] with only one suitable word for each. Complete the following table by filling the blanks. <!--td {border: 1px solid #ccc;}br {mso-data-placement:same-cell;}--> [Review Questions E2 Pg No. 103 ]

Mineral	Function	Rich source
Iodine	....................	........................
....................	Formation of Haemoglobin	.......................
Calcium	...................	.......................
Potassium	...................	.......................

Q.

Which part of the pancreas acts as endocrine gland?

Q. Which of the following are minerals?

1. Iron
2. Sodium
3. Calcium
4. All of the above