Thyroid
Location: Base of larynx
Hormones:
(i) Thyroxine
(ii) Triodothronine (Both are iodinated
amino acids)
Functions: Regulate cellular oxidation of food
and basal metabolism, growth differentiation
.
Effect of hyposecretion
Cretinism in children, and Myxodema
in adult.
Iodine deficiency
goiter.
Hashimoto Disease: It occurs in middle aged females due to
sensitization of their
own thyroid protein called
thyroglobulin. There is mild hypothyroidism. The thyroid gland
is enlarged.
Effect of Hypersecretion:
Exophthalamic goiter/ Grave
disease indicated by protruding
eyes, loss of weight, nervous- ness and fast heart beat.
(iv)
Calcitonin (Protein): Regulates calcium and phosphorus
thanks for visiting All sciencess
Comments
Post a Comment