9.2 Vitamin Overview Flashcards
1
Q
What are examples of water-soluble vitamins?
A
B vitamins, vitamin C
2
Q
How are water-soluble vitamins transported and stored? How often are they consumed? Are they toxic?
A
- No transporter required
- Not stored, excreted in urine
- Required every day from diet
- Excreted by kidneys; less likely to be toxic
3
Q
What are examples of fat-soluble vitamins?
A
Vitamin A, D, E, and K
4
Q
How are fat-soluble vitamins transported and stored? How often are they consumed? Are they toxic?
A
- Lipoprotein transporter
- Stored in adipose tissue
- Required every few days
- Build up in adipose tissue; more likely to be toxic
5
Q
Vitamins can functions as ______
A
coenzymes
6
Q
What are coenzymes?
A
A part needed to activate an enzyme
7
Q
How many vitamins are there?
A
13
