Macro Coach Certification Macronutrient Science 2

Question 1

Which amino acid is considered conditionally essential during periods of intense physical stress or illness?

Accepted Answer

Glutamine

Answer

Glutamine becomes conditionally essential during catabolic stress because the body's demand exceeds its synthesis capacity.

Question 2

The thermic effect of protein is approximately what percentage of its caloric value?

Accepted Answer

25-30%

Answer

Protein has a thermic effect of approximately 25-30%, meaning roughly 25-30% of protein calories are burned during digestion and metabolism.

Question 3

Medium-chain triglycerides (MCTs) differ from long-chain fatty acids primarily because they:

Accepted Answer

Are transported via the portal vein directly to the liver

Answer

MCTs bypass the lymphatic system and are transported directly via the portal vein to the liver, enabling rapid oxidation.

Question 4

A client consumes 200g of carbohydrates per day. How many calories does this contribute?

Accepted Answer

800 kcal

Answer

Carbohydrates provide 4 kcal per gram, so 200g × 4 = 800 kcal.

Question 5

Which type of dietary fiber is most associated with lowering LDL cholesterol by binding bile acids in the gut?

Accepted Answer

Soluble viscous fiber

Answer

Soluble viscous fibers like beta-glucan and pectin form gels in the gut that trap bile acids, forcing the liver to convert more cholesterol into bile.

Macro Coach Certification Practice Test

Macro Coach Certification Practice Test

Macro Coach Certification Macronutrient Science 2