011915 nutrition biochem Flashcards
how are proteins absorbed in duodenum and jejunum
amino acid transporters (amino acid class specific, dipeptide, tripeptide)
fxn of thiamine
cofactor for pyruvate dehydrogenase (pyruvate to acetyl coA)
maintains neural membranes and normal nerve conduction
etc
polyneuropathy - dry beriberi
thiamine/vit B1 deficiency
Wenicke Korsakoff syndrome (brain pathology)
thiamine/vit B1 deficiency
dilated cardiomyopathy
thiamine/vit B1 deficiency
fxn of pantothenic acid/vit B5
a part of coenzyme A
part of acl carrier protein for fatty acid synthesis
deficiency of pantothenic acid/vit B5 results in
dermatitis, enteritis, alopecia (epithelial cells)
adrenal insufficiency
riboflavin/vit B2’s fxn
electron carrier (FMN and FAD)
cheilosis (scaling and fissures at corners of mouth)
riboflavin/vit B2 defic.
riboflavin/vit B2 deficiency results in
cheilosis
dermatitis
corneal neovascularization
niacin/vit B3’s active forms
NAD, NADH, NADP, NADPH
pellagra-3D’s
dermatitis, diarrhea, dementia
niacin/vit B3 def
glossitis
niacin/vit B3 def
fxn of biotin/vit B7
carboxylase cofactor-binds CO2
deficiency of biotin/vit B7 results in
dermatitis
alopecia
enteritis
pyridoxine/vit B6’s active form
pyridoxal phosphate