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31 Cards in this Set

  • Front
  • Back
Is glucose a disaccharide?
no, it's a monosaccharide
What's the major sorce of fuel in the body?
fat
After eating a meal, the major source of fuel for the liver is?
glucose from the diet
What does phophofructokinase 2 do?
converts fructorse-6-phosphate to fructose-2,6-biphosphate
What activates pyruvate dehydrogenase kinase?
NADH
What does glycogen contains?
glucose joined by alpha1,4 glycosidic bonds and some apha1,6 glycosidic bonds, and gycogenic core protein
on which component of the ATP synthase complex, is ATP made?
the alpha/beta dimer
In the liver, what is activated in respond to glucagon?
phophorylase
What does superoxide dismutase catalyzes?
superoxide and protons to oxygen and hydrogen peroxide
what converts pyruvate to oxaloacetate?
pyruvate carboxylase
Where does the conversion of pyruvate to oxaloacete occur?
mitochondria
what's the first step in gluconeogenesis from pyruvate?
the conversion of pyruvate to oxaloacetate
What's an anapleurotic reaction for the TCA cycle?
conversion of pyruvate to oxaloacetate
What does the pentose phosphate pathway always produces?
ribose-5-phosphate
What is glycosaminoglycan made of?
repeating disaccharide
Malnutrition state is called?
Marasmus
In the electron transport, what accepts electron from Complex I?
Coenzyme Q (ubiquinone)
What activates phophofructokinase-1?
fructose -2,6 bisphosphate
When epinephrine binds to it's alpha receptor, what does calcium-calmodulin activates?
phosphorylase kinase
After 5-6 weeks of starvation what keeps blood glucose levels in narrow range?
gluconeogenesis from lactase and glycerol
When glucagon binds to its hepatic receptor, is pyruvate kinase activated?
no, it's inactivates
What does the Na+ dependent gluose transporters in the intesine?
transport glusose into the cell along with a sodium ion
Is insulin a peptide hormone?
Yes
Is insulin secreted from pancreatic beta-cells?
yes
does insuline contain disulfide bonds?
yes
is insulin synthesized as preproinsulin?
yes
What transfers electrons produced in glycolysis to the electron transport chain?
glycerol-3-phosphate shuttle
how many ATPs are produced to use the glycerol-3-phosphate shuttle?
2 ATPs
What transfers electrons to FAD in the mitochondria?
glycerol-3-phosphate shuttle
What uses the conversion of dihydroxyacetone phosphate to glycerol-3-phosphate?
glycerol-3-phosphate shuttle
when blood glucose increases after a meal, insulin is released resulting in an increase or decrease in hepatic glycogen production?
increase