CH 7 Nutrition

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Characteristics of fat soluble vitamins

- absorbed similarly to fat absorption - not readily excreted & builds up in tissues - stored in the liver & fatty tissue

vitamin K can...

- be obtained in milk products - can be made by digestive tract bacteria

functions of vitamin c

- collagen synthesis - antioxidant - boosting iron absorption

Characteristic of water soluble vitamins

- easily lost or destroyed in food preparation & processing - easily absorbed & excreted from the body - foods that supply the water soluble vitamins must be consumed frequently

vitamin c deficiency symptoms include

- red spots - loose teeth - anemia

steps that help prevent vitamin losses

- store milk in opaque containers - wash intact fruits & veg before cutting or peeling - refrigerate most fruits and veg to slow down vitamin losses

foods that are rich in beta carotene

- sweet potatoes - pumkin - spinach

water soluble vitamins are characterized by

- travel freely in the blood - excess can easily be excreted and seldom build up to toxic concentrations

what is a good food source of vitamin d

- tuna - salmon - fortified milk

B vitamin often forms part of a an enzyme active state where a chemical reaction takes place

T

Fat soluble vitamins are stored and overconsumption may lead to toxicity

T

Fat soluble vitamins require bile to be absorbed in the body

T

Research has shown there is no sign relationship between vitamin c supp. and cold prevention

T

Vitamins A, D, E , K are fat soluble

T

active forms of vitamin a that are readily absorbed in the body are only found in foods derived from animals

T

most water soluble vitamins are not stored in tissues to any great extent

T

vitamin d functions as a hormone to help maintain bone integrity

T

vitamin k is necessary for the synthesis of key bone proteins

T

Vitamin A & ----- are fat soluble vitamins that act like hormones

Vit. D

a deficiency of niacin may result in which disease

pellagra

compounds that when consumed are converted into active vitamins are -------- also called provitamins

precursors

vitamin e is famous for its role in

protecting tissues from oxidation

which of the following is a rich source of vitamin e

raw votable oil

what is the active form of vitamin A? it is made from beta carotene and is stored in specialized liver cells in animals and humans

retinol

which deficiency disease is attributed to a lack of vitamin c

scurvy

----- should increase their intake of vitamin c because they typically have low vitamin c blood concentrations

smokers

water soluble vitamins are mostly absorbed into ----

the blood

neighbor has asked you for advice on what to eat to increase her folate intake. However she is veg. what would best suit her needs

1/2 cup of cooked spinach

adult dietary reference intake for vitamin c is ----- mg for men & ---- mg for women

90 & 75

estimated 5 million of the worlds children ages 3-5 yr old suffer from signs of vitamin ----- def in night blindness, diarrhea, and lost of appetite

A

what are the fat soluble vitamins

A, D, E, K

plant derived precursor to vitamin A is ------

Beta-carotene

Vitamins are essential caloric nutrients that are needed in tiny amounts

F

b12 supplements mask a folate deficiency

F

fat soluble vitamins toxicities are unlikely even when takings supplements

F

the theory that vitamin c prevents or cures colds os we'll supported by research

F

vitamin a supplements can help treat acne

F

What is true about vitamin c

acts as an antioxidant

the eating pattern that best provides nutrients

includes a wide variety of nutrient dense foods

Your teammate claims he is feeling very fatigued and has a bit of numbness in his legs so he is unable to make it to practice today. He also told you he recently found out he is lactose intolerant and has not been ingesting any dairy products. Which vitamin deficiency is he most likely suffering from?

b12

which b vitamin is critical for cell replication and proper nerve functioning

b12

deficiency in the water soluble vitamins ---- and ----- contribute to anemia and a deficiency in ---- causes pellagra

b12, folate, niacin

vitamin k is a fat soluble vitamins nec for the synth. of proteins involved in ----- & bone formation. It can be obtained from intestinal ---- a nonfood source. Vitamin def may occur in --- because they are most likely to have sterile intestinal tracts

blood clotting bacteria infants

vitamin d is not an essential nutrient if sufficient sunlight is met. We need vitamin d to help regulate blood ---- and phosphorus to maintain ----- integrity

calcium bone

what is not a good food source of vitamin d

citrus fruits

b vitamins often act as ----

coenzymes

what is the main function of vitamin k

helps blood to clot

fda has extensive reg control over supplement sales

f

vitamin A, D, E, are all -----. This means they are absorbed in ---- prior to entering the bloodstream. The are ---- within the body and intake is req on a --- basis

fat soluble lymph stored week or monthly

def in ---- can result in anemia, reduced immunity, abnormal digestive function. This function is a coenzyme imp in synthesizing new cells

folate

to make new cells tissues must have which vitamin

folate

vitamin b12 & ----- help cells multiply

folate

------- is the nonfood source that can produce vitamin k making a deficiency in humans unlikely

intestinal bacteria

Nutrient needed for the absorption of fat soluble vitamin is -----

lipid

choose the situation that decreases the body ability to make vitamin d

living in the northern United States

which of the following is not a major function of vitamin A

muscle contraction and nerve transmission

large doses of ---- a water soluble vitamin has been prescribed to help improve blood lipids associated with cardiovascular disease

niacin

in adults with vitamin d deficiency poor bone mineralization can lead to

osteomalacia

Fat soluble vitamins are absorbed into -----

the lymph

which specific vitamin b is critical for energy metab and nerve cell membrane. Def in this vitamin leads to beriberi

thiamin

vitamin is defined as an essential non caloric organic nutrient needed in ----- amounts in the diet. The role of many vitamins is to help make possible the proc by which other nutrients are digested and -----. Sine of the vitamins are ------ such as vitamin A, D, E , K. Other vitamins are ----- and easily travel through the blood stream

tiny absorbed fat soluble water soluble

fat soluble vitamins are stored in ---

tissues

what is the primary food source of vitamin E for americans

vegetable oils

which b vitamins are only present in food of animal origin

vitamin b12

when exposed to sunlight the skin makes ----

vitamin d

what is found in a green and leafy veg helps stabilize cellular membranes and supports immune function

vitamin e

which of the fat soluble vitamins were originally named tocopherol

vitamin e

which of the fat soluble vitamins works as an antioxidant

vitamin e

b vitamins & vitamin c are collectively know as ---- vitamins. Vitamin c def may lead to scurvy yet can be prevented by ingesting as little as --- mg vitamin c pre day. B vitamin mainly functions as ----- thats necessary for enzymes to be activated.

water soluble 10 coenzymes


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