which nutrient is most important for pregnant women to prevent neural tube defects

ATI RN

ATI Nutrition Practice A

1. Which nutrient is most important for pregnant women to prevent neural tube defects?

A. Iron
B. Folate
C. Calcium
D. Vitamin D

Correct answer: B

Rationale: Folate (or folic acid) is crucial for the prevention of neural tube defects during pregnancy.

2. What is a major constituent of cell membranes?

A. cholesterol
B. phospholipid
C. saturated
D. triglyceride

Correct answer: B

Rationale: Phospholipids are a major component of cell membranes, providing structural integrity and facilitating cell signaling. Cholesterol (choice A) is also present in cell membranes but in smaller amounts and plays a different role. Saturated (choice C) and triglyceride (choice D) are not major constituents of cell membranes.

3. Of the foods listed, the best source of phosphorus is?

A. lettuce
B. pears
C. chicken
D. noodles

Correct answer: C

Rationale: Chicken is a good source of phosphorus, which is essential for bone health and energy production in the body.

4. Where is Vitamin K synthesized?

A. by bacteria in the GI tract
B. by the body by sunlight
C. deficiency is called beriberi
D. found in vegetable oils

Correct answer: A

Rationale: Vitamin K is synthesized by bacteria in the gastrointestinal tract. Choice B is incorrect as the synthesis of Vitamin D, not K, can be induced by sunlight exposure. Choice C is incorrect as beriberi is a condition caused by thiamine (Vitamin B1) deficiency, not Vitamin K. Choice D is incorrect as Vitamin E is commonly found in vegetable oils, not Vitamin K.

5. What term is used to refer to the beliefs, ideals, and values that direct an organization and give it a sense of purpose?

A. Philosophy
B. Mission
C. Vision
D. Goals and Objectives

Correct answer: C

Rationale: The correct term for the beliefs, ideals, and values that direct an organization and provide it with a sense of purpose is 'Vision'. A Vision statement outlines the organization's aspirations and goals for the future. Choices A, B, and D are incorrect in this context. 'Philosophy' refers to a system of beliefs or principles, 'Mission' relates to the organization's purpose and primary objectives, and 'Goals and Objectives' are the specific targets set to accomplish the Vision.