ACBN Nutritionist MCQ 2

Question 1

Which fatty acid is classified as an omega-3 and is primarily found in fatty fish?

Accepted Answer

Eicosapentaenoic acid (EPA)

Answer

EPA (eicosapentaenoic acid) is a long-chain omega-3 fatty acid found predominantly in fatty fish like salmon and mackerel.

Question 2

A client presents with night blindness and dry, scaly skin. Which vitamin deficiency is most likely?

Accepted Answer

Vitamin A

Answer

Vitamin A deficiency causes night blindness (nyctalopia) and skin changes such as xerosis and follicular hyperkeratosis.

Question 3

What is the primary role of chromium in human nutrition?

Accepted Answer

Enhancing insulin signaling

Answer

Chromium potentiates insulin action, improving glucose uptake by cells and carbohydrate metabolism.

Question 4

Which dietary pattern is associated with the lowest risk of cardiovascular disease according to large epidemiological studies?

Accepted Answer

Mediterranean diet

Answer

The Mediterranean diet, rich in olive oil, fish, legumes, and vegetables, is consistently linked to reduced cardiovascular disease risk.

Question 5

A food label lists 'partially hydrogenated soybean oil.' What does this indicate?

Accepted Answer

The product contains trans fatty acids

Answer

Partial hydrogenation creates trans fatty acids, which raise LDL cholesterol and lower HDL cholesterol.

ACBN - Nutritionist Exam Practice Test