Which of the following are macronutrients?
Sodium, potassium, carbohydrates, lipids, and proteins
Carbohydrates, lipids, proteins, and water
Nucleic acids, carbohydrates, lipids, and proteins
Carbohydrates, lipids, and proteins, but not water
The Correct Answer is D
A. Sodium, potassium, carbohydrates, lipids, and proteins: Sodium and potassium are micronutrients, not macronutrients.
B. Carbohydrates, lipids, proteins, and water: Carbohydrates, lipids, and proteins are macronutrients, but water is not classified as a macronutrient. This option is partially correct but includes water, which is not a macronutrient.
C. Nucleic acids, carbohydrates, lipids, and proteins: Nucleic acids are not classified as macronutrients; carbohydrates, lipids, and proteins are.
D. Carbohydrates, lipids, and proteins, but not water: Carbohydrates, lipids, and proteins are macronutrients, and excluding water is correct since water is not a macronutrient.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is C
Explanation
A. Ingestion refers to the process of taking in food through the mouth, not the absorption of nutrients into the body's tissues.
B. Digestion involves the breakdown of food into smaller molecules that can be absorbed, but it does not refer to the actual uptake of these nutrients into tissues.
C. Absorption is the process of taking up nutrient molecules into the bloodstream from the digestive tract, which then allows them to be used by the body's tissues.
D. Compaction refers to the process of absorbing water and consolidating indigestible residues into feces, not the absorption of nutrients into tissues.
Correct Answer is True
Explanation
Chylomicrons are indeed secreted from the basal surface of the intestinal absorptive cells (enterocytes) and are absorbed into the lacteals, which are lymphatic vessels in the villi of the small intestine.
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