Dietary Fats And Fibers

Question 1

Accetable macronutrient distribution ranges (AMDR)

Answer 1

Carbo - 45-65%
Proteins - 10-35%
Fats - 20-35%

Question 2

% of fat of total kcal

Answer 2

MUFA: 10-20%
PUFA: 5-10%
Saturate fat and trans fat: <10%
Simple sugars: < 10%

Question 3

MUFA

Answer 3

Oliec acid
Seen in mediterranean diet (rich in olive oils)
Decreasees LDL, increases HDL

Question 4

EFFECTS OF OMEGA 3

Answer 4

Decreases TAG
Decreases risk for thrombosis
Lowers BP
Suprresses cardiac arrhythmias
Has little effect on LDL, HDL

Question 5

Omega 3 series

Answer 5

a-linolenic acid
Cervonic acid (docosa-hexaenoic acid, DHA)
-needed for dev’t of fetal brain and retina
Timnodonic acid (eicosa-pentaenoic acid)

Question 6

Omega 6 series

Answer 6

Linoleic acid

Arachidonic acid

Question 7

Omega 9 series

Answer 7

Olec acid

Elaidic acid

Question 8

AI for dietar fibers

Answer 8

Men: 38g/day
Women: 25 g/day

Question 9

Health effects of dietary fibers

Answer 9

1. Softens stools; reduces risk for costipation, hemorrhoids, and diverticula
2. Increases bowel motility
3. Decreases plasma colesterol by increaing bile acid excretion in stool
4. Delays gastric empthying
5. Generates sensation of fullness
   6 reduces postparndial blood glucose
6. Blunting of glycemic response