ATI RN Nutrition 2026/2027 Proctored
Exam Prep with NGN: 200 Practice
Questions, Answers, and Rationales
Covering Therapeutic Diets, TPN, Vitamins,
and Lifespan Nutrition
200 Practice Questions & Rationales
1. A nurse is providing dietary teaching to a
client who has type 2 diabetes mellitus. Which
statement by the client indicates
understanding of the teaching?
A) "I should avoid all carbohydrates in my diet."
B) "I can eat unlimited amounts of protein and
fat."
C) "I should consume carbohydrates that are
high in fiber."
,D) "I should eat my meals at the same time
each day."
☑VERIFIED ANSWER: C
Rationale: Clients with type 2 diabetes should
consume high-fiber carbohydrates (whole
grains, legumes, vegetables) because fiber
helps slow glucose absorption and improve
glycemic control. Carbohydrates should not be
completely eliminated but should be balanced
throughout the day.
2. A nurse is educating a client about the
primary function of carbohydrates. Which
statement indicates understanding?
A) "Carbohydrates help build muscle tissue."
B) "Carbohydrates provide the main source of
energy for the body."
C) "Carbohydrates are stored as fat
immediately."
,D) "Carbohydrates are only needed for brain
function."
☑VERIFIED ANSWER: B
Rationale: The primary function of
carbohydrates is to provide energy for the body.
They are broken down into glucose, which cells
use for energy.
3. A client asks which macronutrient provides
the most energy per gram. How should the
nurse respond?
A) Carbohydrates – 4 kcal/g
B) Protein – 4 kcal/g
C) Fats – 9 kcal/g
D) Alcohol – 7 kcal/g
☑VERIFIED ANSWER: C
Rationale: Fats provide 9 kcal/g, the highest
among macronutrients. Carbohydrates and
protein provide 4 kcal/g each.
, 4. A nurse is teaching a client about the
difference between saturated and unsaturated
fats. Which statement by the client indicates
understanding?
A) "Saturated fats are liquid at room
temperature."
B) "Unsaturated fats are solid at room
temperature."
C) "Saturated fats are found primarily in plant
sources."
D) "Unsaturated fats are found primarily in
plant sources."
☑VERIFIED ANSWER: D
Rationale: Unsaturated fats are typically liquid
at room temperature and found in plant
sources such as olive oil, avocados, and nuts.
Saturated fats are solid at room temperature
and found in animal products.
Exam Prep with NGN: 200 Practice
Questions, Answers, and Rationales
Covering Therapeutic Diets, TPN, Vitamins,
and Lifespan Nutrition
200 Practice Questions & Rationales
1. A nurse is providing dietary teaching to a
client who has type 2 diabetes mellitus. Which
statement by the client indicates
understanding of the teaching?
A) "I should avoid all carbohydrates in my diet."
B) "I can eat unlimited amounts of protein and
fat."
C) "I should consume carbohydrates that are
high in fiber."
,D) "I should eat my meals at the same time
each day."
☑VERIFIED ANSWER: C
Rationale: Clients with type 2 diabetes should
consume high-fiber carbohydrates (whole
grains, legumes, vegetables) because fiber
helps slow glucose absorption and improve
glycemic control. Carbohydrates should not be
completely eliminated but should be balanced
throughout the day.
2. A nurse is educating a client about the
primary function of carbohydrates. Which
statement indicates understanding?
A) "Carbohydrates help build muscle tissue."
B) "Carbohydrates provide the main source of
energy for the body."
C) "Carbohydrates are stored as fat
immediately."
,D) "Carbohydrates are only needed for brain
function."
☑VERIFIED ANSWER: B
Rationale: The primary function of
carbohydrates is to provide energy for the body.
They are broken down into glucose, which cells
use for energy.
3. A client asks which macronutrient provides
the most energy per gram. How should the
nurse respond?
A) Carbohydrates – 4 kcal/g
B) Protein – 4 kcal/g
C) Fats – 9 kcal/g
D) Alcohol – 7 kcal/g
☑VERIFIED ANSWER: C
Rationale: Fats provide 9 kcal/g, the highest
among macronutrients. Carbohydrates and
protein provide 4 kcal/g each.
, 4. A nurse is teaching a client about the
difference between saturated and unsaturated
fats. Which statement by the client indicates
understanding?
A) "Saturated fats are liquid at room
temperature."
B) "Unsaturated fats are solid at room
temperature."
C) "Saturated fats are found primarily in plant
sources."
D) "Unsaturated fats are found primarily in
plant sources."
☑VERIFIED ANSWER: D
Rationale: Unsaturated fats are typically liquid
at room temperature and found in plant
sources such as olive oil, avocados, and nuts.
Saturated fats are solid at room temperature
and found in animal products.
