The nurse uses a chart to show an obese patient who is trying to lose weight by counting the calories that each gram of carbohydrate supplies _ calories.
9
4
5
6
The Correct Answer is B
A. 9 calories per gram is the energy yield for fats, not carbohydrates.
B. Carbohydrates provide approximately 4 calories per gram, which is the energy yield for this macronutrient.
C. 5 calories per gram is not the typical energy value for carbohydrates; it's closer to the value for proteins.
D. 6 calories per gram is not the energy yield for carbohydrates; it's closer to the value for alcohol.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
A. The descending colon is a part of the large intestine, specifically the section that runs downward on the left side of the abdomen.
B. The pancreas is a gland located behind the stomach that plays a role in digestion by secreting enzymes, but it is not a part of the large intestine.
C. The ureter is a tube that carries urine from the kidneys to the bladder, not part of the large intestine.
D. The pancreas was listed twice; it is not part of the large intestine but an organ of the digestive system.
Correct Answer is C
Explanation
A. The duodenum is the first part of the small intestine but is not the primary site for vitamin B12 absorption. It's primarily absorbed in the lower part of the small intestine called the ileum.
B. While the stomach plays a role in releasing intrinsic factor that aids in B12 absorption, the actual absorption occurs in the small intestine, particularly the ileum.
C. Vitamin B12 absorption primarily occurs in the lower part of the small intestine, facilitated by intrinsic factors.
D. The large intestine is mainly responsible for water absorption and electrolyte balance, not vitamin B12 absorption.
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