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Protein
Protein
33
Nutrition
Undergraduate 2
04/23/2014

Additional Nutrition Flashcards

 


 

Cards

Term
four groups of amino acids
Definition

r protein

central c

carboxylic acid

amino group

Term
protein digestion leads to......
Definition
polypeptides
Term
proteins are made of __ linked together by ______
Definition

amino acids

peptide bonds

 

Term
3 classifications of amino acids
Definition

essential

non essential

conditionally essential

Term
amount of essential, non essential and conditionally essential amino acids
Definition

essential (9)

non essential (11)

conditionally essential (6)

Term
2 exogenous dietary sources of protein
Definition

animal

plants

Term
body makes ______ amino acid
Definition
non essential
Term
this amino acid is from your diet
Definition
essential
Term
_______ amino acid may need to be supplied by diet if you experience organ failure or disease
Definition
conditionally essential
Term
high fiber, low quality and low fat
Definition
plant foods
Term
high quality, high fat
Definition
animal foods
Term
Which is shorter polypeptides or proteins?
Definition
polypeptides
Term
protein digestion forms what
Definition
polypeptides
Term
limiting amino acid
Definition
ESSENTIAL amino acid present in the smallest supply in foods.
Term
amino acid for legumes
Definition
lys
Term
amino acid for grains
Definition
met
Term
stomach digestion
Definition

HCL- denatures proteins activated peopsinogen

Pepsin- breaks peptide bonds

Term
small intestines digestion
Definition

Bicarb- helps enzyme activity and neutralizes chyme

zymogens- b/cm active enzymes that break down protein and polypeptides.

Term
endproducts of protein digestion
Definition

tri/dipeptides

amino acids

Term
protein that carries peptides across the brush border membrane
Definition
PEPT1
Term
which is better absorbed peptides or amino acids?
Definition
peptides
Term
functions of amino acids (3)
Definition

make .....

nitrogen containing compounds

energy

fat

glucose

 

Term
8 protein functions
Definition

movement (actin, myosin)

transport

fluid balance

cellular signaling/communication

immune system

structural (collagen)

acid base

enzymes

 

Term
RDA for protein
Definition
.8g/kg body weight
Term
AMDR for protein
Definition
10-35%
Term
Protein deficiency
Definition

kwashiorkor

marasmus

Term
protein deficiency: low energy and low protein intake
Definition
marasmus/ Protein energy malnutrition
Term
protein deficiency: low protein intake, adequate energy
Definition
kwashiorkor
Term
triglycerides can be made from
Definition

glucose

amino acids

fat

Term
glucose can be made from
Definition

amino acids

glycogen break down from the liver

Term
amino acids come from
Definition
your diet
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