Question

Describe about thyroid gland including its
position
shape
origin​

Answer 1

Thyroid Gland- It is a ductless gland or endocrine gland means these glands pour their secretion directly into the blood. It's lobes are made with connective tissue.

Position- It is a medium gland or largest endocrine gland which is located in the neck between the trachea and the larynx.

Shape- The shape of thyroid gland is like English Letter 'H'. It is bilobed (means having two lobes) in birds and mammals.

Origin- It originates from Endodermal part.

Functions-

• It controls or regulates the basal metabolic rate of human body which is generally known as BMR.

• It is required for the development of the nerve fibre.

• It increases the catabolism and anabolism of the proteins.

• It also increases the sugar level.