Thyroxine is secreted by

Assertion: The thyroid gland is composed of follicles and stromal tissue.
Reason: Iodine is essential for the normal rate of hormone synthesis in the thyroid.

$A$ is essential for the normal rate of hormone synthesis in the thyroid. Deficiency of iodine in our diet results in $B$ and enlargement of the thyroid gland,commonly called $C$. Select the correct combination for $A, B$,and $C$.

Hypothyroidism in adults causes .....

Which endocrine gland stores its secretion in the extracellular space before discharging it into the blood?

Which gland stores hormones in the intercellular space before releasing them into the blood?