Which of the following carry cholesterol away from the cells and return it to the liver?
a. very low density lipoproteins - VLDLs
b. low density lipoproteins - LDLs
c. high density lipoproteins - HDLs
d. Chylomicrons
Ans: c. high density lipoproteins - HDLs
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A feature of heavy caffeine use in human pregnancy is that it may
a. worsen edema. b. increase the risk of preterm birth. c. increase the risk of birth defects. d. increase the risk of stillborn infants. e. dampen respiratory function
Your roommate Demetrius is participating in a weightlifting program and complains of a burning pain during workouts. You explain to Demetrius that the rapid breakdown of glucose in his muscles produces large amounts of pyruvate, which leads to a fall in pH within the muscle and that the muscle responds by converting excess pyruvate to ____.?
A) ?lactate B) ?glycerol C) ?acetyl CoA D) ?amino acids
Which of the following individuals requires the most calories/kg?
a. male athlete b. infant c. male adolescent d. pregnant adolescent
The leading cause of peptic ulcer disease is ________.
A. alcohol consumption B. consumption of spicy foods C. stress D. Helicobacter pylori infection