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27 Cards in this Set

  • Front
  • Back

The primary role of the B vitamins is to:

to act as coenzyme

Which B vitamin functions in cell regeneration and the synthesis of RBCs?

folate

low intakes of vitamin B6 and B12 are linked to

high levels of homocystokinin

What mineral is involved in energy metabolism?

sulfur

chromium assists in what uptake?

glucose

which vitamin is involved in glucose breakdown to a smaller molecule, taken up by the TCA?

thiamin

which B vitamin is needed for protein synthesis?

vitB6

which b vitamin is required for O/R reactions?

riboflavin

riboflavin assists with antioxidant function through its role as a coenzyme for what enzyme?

glutathionine peroxidase

which vitamin can be made from tryptophan?

niacin

which dietary source of niacin has the highest availability for absorption?

meat

vitamin B6 is a coenzyme for PLP, which is involved in WHAT process of making non-essential AA

transamination

what B vitamin is involved in FA metabolism?

Pantothenic acid

What is a component of bile?

choline

what % of our bodies is composed of fluid?

50-70

plasma is an example of which fluid compartment?

intravascular

who would have the highest percent of total body water?

20 year old LEAN male

the two most common extracellular ions are

sodium and chloride

what does aldosterone do?

stimulates kidneys to retain sodium and chloride

What does ADH do?

stimulates kidneys to reabsorb water (reducing urine output)

in the angiotensin-renin system, what protein is the active vasoconstrictor?

ANGIO II

what stimulates our thirst mechanism?

increased concentration of solutes in blood

water formed in oxidative metabolism accounts for how much of water needs/day? %

10-14%

insensible water loss is...

that through respiration and perspiration

Hyponatremia is associated with

overhydration and inadequate sodium

the three major systems accounting for body's ability to regulate ABB...

blood buffers



kidney



lungs

Your housemate tells you he lost 1.5kg after footie training



you know 1lb body weight represents 2 cups fluid



how much fluid must he consume to fully rehydrate?



1.5 something?