Which of the following is true about parathyroid glands?
(1) They are 4 in number
(2) Located on dorsal side of thyroid gland
(3) one pair parathyroid gland is present in each lobe of thyroid gland
(4) All of these
Select the incorrect match with respect to hormones and respective deficiency disease
1. PTH – Diabetes insipidus
2. Growth hormone – Dwarfism
3. Thyroid hormone – Cretinism
4. Adrenal cortex – Addison’s disease hormones
Which hormone regulates the calcium level in our body?
(1) Thyrocalcitonin
(2) Parathyroid hormone
(3) Thyroxine
(4) Both 1 and 2
Identify the gland (a) and (b) shown below and select right option giving their number & function
Gland Number Function
a (i) Thyroid 1 pair Promotes the bone deformation
b (ii) Thyroid 2 pairs Promotes the stunted growth of growing baby
c (i) Parathyroid 1 pair Increases the level in bone
d (ii) Parathyroid 2 pairs Increase the level in blood
In a child of 15 years age, plasma calcium level is diagnosed below optimum level.Which organ is malfunctioning?
1. Thyroid gland
2. Liver
3. Parathyroid
4. Posterior lobe of pituitary
Parathyroid hormone works antagonistic with
(1) Thyrocalcitonin
(2) Thyroxine
(3) ACTH
(4) All of these
A hormone that is antagonist to the parathyroid hormone is secreted from :
1. Thyroid
2. Adrenal cortex
3. Hypothalamus
4. Parathyroid itself
If insufficient PTH is produced, the blood calcium level drops, resulting in ______.
1. reduced growth in childhood or parathyroid dwarfism
2. tetany, where the body shakes from continuous muscle contraction
3. osteoporosis
4. blood clotting
Which of the following is incorrect with respect to parathyroid hormone (PTH)?
1. Secretion of PTH is regulated by circulating levels of calcium ions.
2. PTH acts on bones and stimulates the process of bone mineralisation.
3. PTH stimulates the reabsorption of Ca+2 by renal tubules.
4. PTH increases the absorption of Ca+2 from digested food.
Identify the incorrect statement:
1. In males FSH regulates spermatogenesis
2. Thyroid gland produces T3 and thyroxine (T4) hormones
3. ACTH stimulates secretion of glucocorticoids
4. PTH is a hyperglycemic hormone