Which of the following is a water-soluble vitamin?
Vitamin A
Vitamin B
Vitamin D.
Vitamin E
The Correct Answer is B
A. Vitamin A: Vitamin A is fat-soluble, meaning it dissolves in fat and can be stored in the body.
B. Vitamin B: Vitamin B (including all B vitamins) is water-soluble, meaning it dissolves in water and is not stored in the body, requiring regular replenishment through diet.
C. Vitamin D: Vitamin D is fat-soluble, not water-soluble.
D. Vitamin E: Vitamin E is also fat-soluble.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
A. Bulimia: Bulimia nervosa is characterized by binge eating followed by compensatory behaviors such as vomiting, using laxatives, or excessive exercise to prevent weight gain.
B. Anorexia nervosa: Anorexia nervosa involves severe restriction of food intake and an intense fear of gaining weight but does not typically involve binge eating followed by purging.
C. Binge-eating disorder: Binge-eating disorder involves consuming large quantities of food without purging behaviors.
D. Elimination diet: An elimination diet is a method for identifying food intolerances or allergies and is not an eating disorder.
Correct Answer is A
Explanation
A. Cleanse the site with chlorhexidine. After cleaning with isopropyl alcohol, the site should be cleansed with chlorhexidine to ensure the skin is sterile, reducing the risk of contamination in the blood culture.
B. Prepare a wet mount slide. Preparing a wet mount slide is unrelated to blood culture venipuncture and would not be the next step in this procedure.
C. Confirm the patient’s blood type. Confirming blood type is not part of the blood culture process and is not relevant at this stage.
D. Obtain the patient’s temperature. While monitoring the patient’s temperature might be necessary for diagnostic purposes, it is not the next step in performing a blood culture venipuncture.
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