Chapter 8: Vitamins (Fat Soluble) Flashcards
(28 cards)
do vitamins provide energy?
no
fat soluble vitamins
ADEK
how do fat soluble vits get around
lipoproteins
what vits are stored longer
fat soluble
Vit A pro vitamin
beta carotene
beta carotene food sources
-carrots
-pumpkins
-sweet potatoes
-dark leafy greens
which vitamins are antioxidants
A C E
function of vit A
-gene expression
-cell differentiation
-tissue development
-vision
-immune func
-reproductive func
vit A deficiency
-night blindness
-hardening of cornea
-rough scaly skin (decreased mucus membrane)
too much beta carotene… (hypercarotenemia)
turn orange a lil
Vit A toxicity (more serious)
-birth defects (acutane)
what vitamins can you get toxic effects from eating
only A
oxidation
when electrons are stolen
functions of vit E
-anticoagulant
-antioxidant
functions of vit K
-activates blood clotting
-bone mineralization
vit K toxicity
stroke (bc clotting)
how is vit K produced
from bacteria in the gut
vit K food sources
-dark leafy greens
-cabbage
-broccoli
-brussel sprouts
vit E food sources
-oil
which vits help with bone development
vit D and K
functions of vit D
-maintain blood calcium levels
-decrease calcium loss in kidneys
-increased calcium absorption in GI
-can get it from bones
vit D deficiency
-rickets (children)
-osteomalacia
-(not enough cal, bones soften)
vit D toxicity
-excess calcium deposit on bones
-abnormal bone growth
vit A food sources
-liver
