Identify the glands in the image.
I. – Thyroid gland, II. – Parathyroid gland.
I. – Thyroid is found on the ventral side in the neck region of the body. At the base of larynx, it has two lateral lobes one on either side of trachea.
II. – They are four pea-sized glands, clinging to the rear surface of thyroid, but are independent of thyroid structurally and functionally. This gland secretes parathormone (PTH).