ATI LPN
Nutrition and Fluid Balance Chapter 14 Questions
Question 1 of 5
The iron is a component of myoglobin in:
Correct Answer: B
Rationale: Myoglobin resides in muscle cells.
Question 2 of 5
These are the functions of body protein?
Correct Answer: D
Rationale: Proteins serve all listed functions: immune defense (antibodies), fluid balance (e.g., albumin), and acid-base buffering, making D correct.
Question 3 of 5
A study is performed to determine dietary source of vitamin A it is observed that some commonly available foods have more vitamin A than others. Which of the following is most likely to provide the best source for vitamin A in the diet?
Correct Answer: D
Rationale: Carrots are rich in beta-carotene (provitamin A), a superior source of vitamin A compared to milk, bread, or meat, making D correct.
Question 4 of 5
Iron absorption from plant sources can be increased by in the meal?
Correct Answer: B
Rationale: Vitamin C enhances non-heme iron absorption from plant sources by reducing it to a more absorbable form, making B correct.
Question 5 of 5
To provide protection against neural tube defect folate intake should be increase when?
Correct Answer: A
Rationale: Folate is critical before and during early pregnancy (at conception) to prevent neural tube defects, making A correct.