Which vitamin plays a key role in the formation of myelin, which is a lipoprotein that wraps around nerve fibers, acting like insulating material?
A) Vitamin A
B) Vitamin C
C) Vitamin B-12
D) Folate
Answer: C) Vitamin B-12
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What percentage of the ATP generated from glucose results from oxidative phosphorylation via the electron transport chain?
a. 60% b. 70% c. 80% d. 90%
How is the change in lipid blood levels that occurs during pregnancy best described? a. Cholesterol and triglyceride levels decrease due to the increased water volume in the blood. b. Cholesterol and triglyceride levels remain the same as pre-pregnancy levels
c. Cholesterol and triglyceride levels both increase, though cholesterol to a lesser extent. d. Cholesterol and triglyceride levels fluctuate daily depending on when the fetus is building nerve cells. e. Cholesterol levels increase while triglyceride levels decrease compared to pre-pregnancy levels.
A patient with a GFR of 20 ml/min should receive how many grams of protein/kg?
a. 1.1 b. 0.8 c. 0.6 d. 0.2
Complex rules that define how humans eat meals are called a. traditions
b. customs. c. manners. d. foodways. e. food habits.