NUTRITIONAL & HORMONAL FACTORS Flashcards
1
Q
CALCIUM & PO4
A
Raw materials for calcified ground-substance.
2
Q
Vitamin A
A
Promotes formation of glycosaminoglycans (protien-carb fibers)
3
Q
Vitamin C
A
(Asorbic Acid) Promotes collagen cross-linking
4
Q
Vitamin D
A
(calcitriol) Necessary for calcium absorption by small intestine and reduces urinary calcium loss.
5
Q
CALCITONIN
A
Secreted by thyroid gland
Stimulates osteoblast in children & pregnant women
6
Q
GROWTH HORMONE
A
Promotes intestional apsorption of calcium
Stimulates growth plates & bone elongation
7
Q
ESTROGEN & TESTOSTERONE
A
Stimulate long bone growth during adolescence
8
Q
PARATHYROID HORMONE (PTH)
A
Secreted by parathyroid glands
Stimulates bone re-absorption to boost level of calcium in blood.