Question

A pregnant female delivers a baby who suffers from stunted growth, mental retardation, low intelligence quotient, and abnormal skin. This is the result of?

• A. over secretion of pars distalis
• B. cancer of thyroid glands
• C. low secretion of growth hormone
• D. deficiency of iodine in diet

Answer 1

The correct option is D

deficiency of iodine in diet

The correct option is D.

Explanation of correct option:

1. Iodine plays a vital role in the synthesis of thyroid hormones.
2. Iron deficiency in the diet leads to a condition called hypothyroidism.
3. In hypothyroidism, the thyroid gland becomes enlarged.
4. A pregnant woman suffering from hypothyroidism is most likely to deliver a baby with stunted growth, low IQ, mental retardation, abnormal skin condition, etc.

Explanation of incorrect option:

Option A:

1. Pars distalis is the distal part of the pituitary gland that releases growth hormone.
2. Over secretion of pars distalis causes gigantism.

Option B:

1. Thyroid cancer is characterized by swelling in the neck region, hoarseness, and difficulty in swallowing.
2. Thyroid cancer is mostly associated with hyperthyroidism.

Option C:

1. Growth hormone (GH) is secreted by the anterior part of the pituitary gland.
2. Low secretion of GH leads to dwarfism.

Final answer: A pregnant female delivers a baby who suffers from stunted growth, mental retardation, low intelligence quotient, and abnormal skin. This is the result of a deficiency of iodine in diet.