Fat Soluble Vitamins Flashcards
Other names include retinoic acid, retinal, and retinol.
Vitamin A
Are the precursor of Vitamin A
Carotenes
Refers to biologically active form and is found in animal food.
Retinol
Is needed to cleave beta carotene to retinol.
Vitamin E
Interferes with vitamin A metabolism.
Zinc
Is needed to metabolize vitamin A from its liver stores.
Iron
Is characterized by cessation of bone growth, painful joints, cracks in teeth, and atophy of dentin
Hypovitaminosis A
is manifested by headache, dizzines, nausea, dry and itchy skin.
Hypervitaminosis
Is the yellow pigmentation of the skin.
Hypercarotenemia
Cause birth defects
Teratogenic
Other names include cholecalciferol and ergocalciferol
Vitamin D
It deactivates the production of active vitamin D.
High phosphorus
In children, is characterized by soft and fragile bones, enlarged joints, bowed legs and deformities of the chest.
Rickets
Is aggravated by calcium deficiency characterized by softening of the bones.
Osteomalacia
Refers to the loss of calcium from the bones causing reduced bone density.
Osteoporosis