The cause of cretinism is
hypothyroidism
hypoparathyroidism
hyperthyroidism
hyperparathyroidism
Which one of the following is not a second messenger in hormone action?
Calcium
Sodium
cAMP
cGMP
Goitre can occur as a consequence of all the following except
iodine deficiency
pituitary adenoma
Grave's disease
excessive intake of exogenous thyroxin
The genetic deficiency of ADH-receptor leads to
diabetes mellitus
glycosuria
diabetes insipidus
nephrogenic diabetes
Tetany is caused by
hyperparathyroidism
hypoparathyroidism
hyperthyroidism
hypothyroidism
B.
hypoparathyroidism
Tetany is caused due to hypoparathyroidism. It causes the lowering blood calcium level. This increases the excitibility of nerves and muscles which results in sustained contraction of muscles of larynx, face, hands and feet.
Which one of the following statement is incorrect?
Glucagon is secreted by pancreas
Androgen is produced by ovary
Thyroxine is secreted by thyroid
Oxytocin is secreted by pituitary