Nutritionist MCQ Flashcards
7 cards from real ACBN practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Nutritionist MCQ flashcards as text
Which fatty acid is classified as an omega-3 and is primarily found in fatty fish?
Answer: Eicosapentaenoic acid (EPA)
EPA (eicosapentaenoic acid) is a long-chain omega-3 fatty acid found predominantly in fatty fish like salmon and mackerel.
A client presents with night blindness and dry, scaly skin. Which vitamin deficiency is most likely?
Answer: Vitamin A
Vitamin A deficiency causes night blindness (nyctalopia) and skin changes such as xerosis and follicular hyperkeratosis.
What is the primary role of chromium in human nutrition?
Answer: Enhancing insulin signaling
Chromium potentiates insulin action, improving glucose uptake by cells and carbohydrate metabolism.
Which dietary pattern is associated with the lowest risk of cardiovascular disease according to large epidemiological studies?
Answer: Mediterranean diet
The Mediterranean diet, rich in olive oil, fish, legumes, and vegetables, is consistently linked to reduced cardiovascular disease risk.
A food label lists 'partially hydrogenated soybean oil.' What does this indicate?
Answer: The product contains trans fatty acids
Partial hydrogenation creates trans fatty acids, which raise LDL cholesterol and lower HDL cholesterol.
Which enzyme is responsible for breaking down lactose in the small intestine?
Answer: Lactase
Lactase (lactase-phlorizin hydrolase) cleaves lactose into glucose and galactose for absorption.
What is the Estimated Average Requirement (EAR) designed to meet?
Answer: The average daily nutrient intake sufficient for 50% of healthy individuals
The EAR is the daily intake estimated to meet the requirements of 50% of healthy individuals in a particular life stage and sex group.