WGU D440 Nutrition Final Exam Practice Questions Answers Study Guide Nutrition Science Review

WGU NUTRITION D440 EXAM: HEALTH AND
WELLNESS THROUGH NUTRITIONAL SCIENCE,
2026/2027 WITH CORRECT/ACCURATE ANSWERS


ORDER OF DIETS
1. CLEAR
2. FULL LIQUID
3. PUREED
4. MECHANICAL SOFT



Fat-soluble Vitamins
- Stored in liver and fatty tissue
- Increased risk of toxicity if consumed in excess (A, D, E, K)



Vitamin A
Food Sources:
ORANGE-YELLOW VEGGIES, FATTY FISH, DAIRY, CANTALOUPE, CARROTS,
LEAFY GREENS, APRICOTS, butter, sweet potatoes, egg yolks, liver


Deficiency:
- Vision changes (NIGHT VISION BLINDNESS IN CHILDREN)


Toxicity:
- Bone pain, dry skin, jaundice, pruritus, hair loss



Vitamin D
- Helps w/ the absorption of calcium

,- PHOTOSYNTHETIC MED QUESTION

Food Sources:
- Sunlight
- Milk
- Eggs
- Fatty Fish


Deficiency:
- Childhood - rickets, muscle weakness


Toxicity:
- Fragile bones, kidney stones



Vitamin E
Food Sources:
- Vegetable oils
- Nuts/seeds
- Extra virgin olive oil


Deficiency:
- Hemolytic Anemia



Vitamin K
-iHelpsiw/ibloodiclottingiandiboneidevelopment
-iIfioniCoumadin/
Wafarinimeds,imakeisureiptiisinotirapidlyiincreasingiamountiofileafyigreeniv
egetablesibecauseithisivitaminiisitheiantidoteitoiCoumadin

, FoodiSources:
-iDarkigreenileafyiveggies
-iEggs
-iCarrots
-iLiver
-iTomatoes
-iPotatoes
-iPeanutibutter


Deficiency:
- EASILY BRUISED



Water-Soluble Vitamins
-
i Notitoxicityiassociatedibecauseitheyiareiexcretedithruiurine-
i Makesiurineibrightiyellow,ibutiitsinormal
-iRequiresiregularireplenishmentiinibody
(ComplexiBiandiC)



Vitamin B1 - Thiamine
-iCovertsifooditoienergyiandihelpsiw/inerveifunction


FoodiSources:
-iGreenileafyiveggies
-iMeat
-iGrains
-iSoy
-iWatermelon
-iLegumes
-iYeast