Test 4 Flashcards

1
Q

What is Fe+ deficiency anemia caused by

A

blood loss during menstruation
blood loss from ulcers, colon cancer, n hemorrhoids

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2
Q

What increases iron absorption to promote healthy RBCs

A

Vitamin C n meat protein

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3
Q

____ regulates the standards for meat, poultry, milk, n eggs

A

USDA

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4
Q

Vitamin K functions
and Daily value

A

Blood clotting
80 mcg/day

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5
Q

Coumadin (warfarin)

A

inhibits vitamin k dependent coagulation factors

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6
Q

Folate: maternal deficiency
and RDA

A

Low folate levels linked to neural tube defects in fetus (spina bifida)
400 mcg/day

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7
Q

Spina bifida

A

incomplete closure of SC, anencephaly brain, skull n scalp absent

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8
Q

Large doses of folate can mask ____________ deficiency

A

Vitamin B-12

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9
Q

In what year did FDA mandate fortification of grain products

A

1998

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10
Q

Food sources of folate

A

asparagus

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11
Q

Where is vitamin B-12 found in
DV

A

only in foods of animal origin
6 mcg

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12
Q

Who are at risk of vitamin b-12 deficiency

A

vegans

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13
Q

How much protein is recc per kg of person’s body weight

A

.8 - 1.7 g of protein

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14
Q

Nutrients and formation of brain tissue

A

Fatty acids n Choline

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15
Q

Omega-3 n omega-6 FAs

A

essential fatty acids: alpha-linolenic acid and lineoleic acid.

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16
Q

Myelin sheaths around nerve composed of ____

A

iron

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17
Q

Homocysteine

A

high levels (Amino acids formed from vit b06, b-12, folate, n Cl) put you at risk for alzheimer’s disease

18
Q

Iodine - when does myelination of nerves in utero happen

A

shortly after birth

19
Q

What does maternal iodine deficiency cause

A

mild cognitive defects > severe mental retardation > infant death

20
Q

10 Brain healthy foods

A

Green leafy veggies
Other veggies
Nuts
Berries
Beans
Whole grains
Fish
Poultry
Olive oil
Wine

21
Q

Physical activity lowers risk for

A

obesity, heart disease, hypertension, diabetes, n osteoporsis

22
Q

Where is glucose made from

A

Liver from glycogen and then it goes into bloodstream

23
Q

Aerobic glucose breakdown

A

supplies more ATP than anaerobic process, but releases energy more slowly

24
Q

Athletes need additional __ for repair of damaged myo tissue n synthesis of new muscle protein

A

AA’s

25
Q

sports drink recom

A

more than 60 mins activity

26
Q

Norovirus

A

2015: 12 outbreaks on international cruise ships
occured on 6 different lines
affected 1406 passengers and 130 crew members

27
Q

Why is food-borne illness common

A

preference for meat cooked “rare”

28
Q

Increases risk of food borne illness

A

washing hand prior to eating raw hamburger

29
Q

Food preservation methods

A

salt, sugar, smoke, fermentation, drying
limits h20 available for bacteria

30
Q

aseptic processing

A

simultaneously sterilizes the food and package separately before the food enters the package

31
Q

Food irradation

A

exposing food to radiation

32
Q

Bacteria causes food-borne illnesses in the 4 ways:

A

Food-borne infection
Toxin-mediated infection
Food-borne intoxication
Escherichia coli bacteria strain O157

33
Q

Food-borne infection

A

bacteria directly invades intestinal wall

34
Q

Toxin-mediated infection

A

bacteria produce harmful toxin as they colonize the GI tract

35
Q

Food-borne intoxication

A

bacteria secrete a toxin into food before it is eaten, which causes harm to humans after the food is ingested

36
Q

Escherichia coli bacteria strain O157

A

produces a toxin that causes severe illness

37
Q

protozoa

A

one celled animals, cryptosporidium and cyclospora

38
Q

Helminths

A

tapeworms, trichniella spiralis

39
Q

EPA

A

determines a pesticide causes no unreasonable adverse effects on people and environment, benefits outweighs risk.
enforced by FDA

40
Q

Temperature for thoroughly cooked meat
Beef and Fish
Pork
Poultry

A

Beef n fish - 145
Pork - 145
Poultry - 165

41
Q

Danger zone

A

temp. which bacteria grow quickly and not safe to store food more than 2 hours

42
Q

USDA food safety program

A

clean
separate
cook
chill