Vitamin K is produced _____
a. in the liver from cholesterol
b. by bacteria in the gut
c. in the skin from exposure to direct sunlight
d. by the skeletal system
e. during energy formation
b
You might also like to view...
Elevated serum homocysteine levels pose risks for CHD. What micronutrient is associated with lowering homocysteine levels?
a. potassium b. vitamin C c. vitamin B6 d. magnesium
Physical activity typically accounts for what percentage of total energy expenditure?
A) ?10-20% B) ?15-30% C) 20-35% D) ?25-35%
What is the effect on muscle ATP and creatine phosphate (CrP) when an athlete performs very-high-intensity exercise for a very short period of time (e.g., 10 seconds)?
a. ATP and CrP both decline rapidly and in concert with each other. b. Neither ATP nor CrP decline much because of the very short duration of exercise. c. CrP declines rapidly but there is virtually no decline in ATP. d. ATP declines then plateaus while CrP declines substantially.
The primary cause of chronic pancreatitis in U.S. adults is
a. diabetes. b. cystic fibrosis. c. alcohol ingestion. d. smoking.