Vitamins & Minerals Flashcards
1
Q
Poor intake issues
A
- anorexia nervosa
- N/V (maybe d/t chemo)
- poor diet
2
Q
Illnesses requiring more nutrients
A
- cancer
- burns
- AIDS
3
Q
Malabsorption syndromes
A
- short-gut
- cystic fibrosis
4
Q
vitamin A functions
A
- night vision (Rhodospin pigment)
- cell differentiation (morphogenesis)
- bone and teet
5
Q
Vitamin A
Isotretinoin uses
A
- acne tx
- psoriasis
- keratosis folliculitis (skip lesions)
6
Q
Excess vitamin A
A
- ICP in infants
- HA, lethargy, malaise
- N/V, anorexia, abd px
- hypermenorrhea, hypercalcemia
- arthralgia, retarded growth
7
Q
Vitamin A deficiency
A
- night blindness
- xeropthalmia
- keratomalacia (drying and clouding of cornea)
- blindness
8
Q
vitamin D types
A
- D2 = plants
- D3 = sunshine (given PO)
9
Q
excess vitamin D
A
- hypertn sx
- weakness + fatigue
- headache
- abd cramp
- ataxia
- bone pain
- N/V + anorexia
- dry mouth + metallic taste
10
Q
Vitamin D function
A
- needed for calcium and phosphorus
- bone calcification
- osteoporosis prevention
11
Q
vitamin D deficiency
A
rickets: soft, pliable bone
12
Q
Vitamin E
A
- antioxidant
- oral and topical
13
Q
Vitamin E excess
A
risk of bleeding
14
Q
Vitamin E sources
A
fresh greens, seeds, oils
15
Q
vitamin K source
A
intestinal flora
15
Q
Vitamin K function
A
synthesis of blood coag factors
16
Q
Vitamin K contraindications
A
- warfarin turns off vit K mechanism
- last weeks of pregnancy
- hepatic dz
17
Q
Vitamin C / Ascorbic Acid function
A
- production of collagen and cellular binding compounds
- synthesis of adrenal steroids
- antioxidant
- iron absorption
18
Q
Vitamin C / Ascorbic Acid sources
A
- citrus
- tomatoes
- potatoes
- strawberries
- melons
- spinach
- broccoli
19
Q
Vitamin C / Ascorbic Acid deficiency
A
leads to scurvy
20
Q
Calcium AE
A
- cardiac irregularities
- N/V/C
- kidney stones
rare
21
Q
Magnesium function
A
- muscle contraction
- nerve function
- anticonvulsant effect
22
Q
Megadosing used for ___
A
- severe deficiencies/depletions
- GI malabsorption
- Pernicious anemia (B12)
- reduce trigylcerides and LDL (Niacin/B3)
23
Q
Enteral formulation groups
Elemental
A
easy to digest
24
Q
A
