College of Medicine and Allied Medical Program. Topic: Thyroid Gland

1. Largest gland in the body. Thyroid
hormones target almost every body cell
Can enter cells & bind to intracellular
receptors on mitochondria & in nucleus

2. Location
Function
Effects

3. Tetraiodothyronine
(T4; usually called thyroxine)
triiodothyronine (T3)

4. Effects Of Thyroid Hormones On The
Respiratory System
Effects Of The Thyroid Hormones On The
Renal System
Effects Of The Thyroid Hormones On
Oxygen Carrying Capacit

5. Effects Of The Thyroid Hormones On The
Reproductive System

6. Effects on protein synthesis and degradation
Effects on carbohydrates
Effects on Lipids

7. Thyroxin (T4) and triiodothyronine (T3) 
speed up metabolic rate
Calcitonin  lowers blood Ca2+ levels

8. Hypothyroidism
Hyperthyroidism
Goiter Formation

9. Major sources of iodine:
iodized salt
iodated bread
dairy products

10. Dietary iodine is absorbed in the GI tract,
then taken up by the thyroid gland (or
removed from the body by the kidneys).

11. Thyroid hormones are not very soluble in
water (but are lipid soluble).

12. Thyroid hormone synthesis and secretion is
regulated by two main mechanisms

13. Composition
Usual dose
Use
Products

14. Composition
Usual dose
Use
Products

15. Composition
Usual dose
Use
Products

16. Composition
Usual dose
Use
Products

17. Composition
Usual dose
Use
Products

18. Composition
Usual dose
Use
Products