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Flashcards in factors affecting individual requirements Deck (9)
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1
Q

5 factors affecting individual requirements A

A

gastrointestinal conditions affecting fat absorption
infants/pregnant women developing countries
cystic fibrosis - pancreatic insufficiency - not enough enzymes to absorb fat = deficiency
diabetes mellitus - difficulty converting carotene to retinol
liver disease - cannot store

2
Q

4 factors affecting individual requirements for thiamin

A

Malabsorptive conditions (alcoholism, cirrhosis, GI disease)
Inadequate intake (anorexia)
Elderly & pregnancy (^b1 need)
Gestational diabetes depletes thiamin

3
Q

3 factors affecting individual requirements for riboflavin

A
chronic drug/acohol abuse
endocrine issues (decreased thyroid/adrenal activity)
easy fatiguability/exercise intolerance
4
Q

1 factor affecting niacin

A

history of antituberculosis drugs - will be short of B6 needed to convert from tryptophan

5
Q

who are at risk of pyridoxine insufficiency

A

smokers
those taking isoniazid (tuberculosis)
oral contraceptives
hypertension drugs

6
Q

increased D requirements in who

A

dark skinned/older/indoor-based people

^^ animal protein/dairy calcium = ^ req

7
Q

prem infants are born with inadequate reserves of

A

E

8
Q

3 conditions that may increase E requirements

A

fat malabsorption
cystic fibrosis
chronic liver disease

9
Q

which demographic is K status important for & why

A

elderly

because of poor diet/absorptive difficulties