Comprehension-Level Multiple-Choice Items

Any disease that produces _____ malabsorption can bring about deficiencies of vitamins A, D, E, and K.

Question

Comprehension-Level Multiple-Choice Items

​Any disease that produces _____ malabsorption can bring about deficiencies of vitamins A, D, E, and K.

BlackTom AI · Accepted Answer

Question restatement: In comprehension-level items, we are asked: Any disease that produces _____ malabsorption can bring about deficiencies of vitamins A, D, E, and K.

Option 1: calcium. While calcium absorption can be affected by various conditions, the specific group of vitamins A, D, E, and K are fat-soluble, and their deficiencies are not primarily caused by calcium-malabsorption alone. This option misaligns with the fat-solubility concept.

Option 2: carbohydrate. Carbohydrate malabsorption affects sugars and starch digestion but does not directly explain deficiencies of fat-soluble vitamins. This choice does not fit the mechanistic link between fat malabsorption and fat-soluble vitamins.

Option 3: medication. Although certain medications can influence nutrient absorption, the item asks about a single broad malabsorption type that would cause the four specific vitamin deficiencies. Medication-related malabsorption is too general and not specific to the four fat-soluble vitamins.

Option 4: fat. Fat malabsorption directly disrupts the absorption of fat and, consequently, fat-soluble vitamins A, D, E, and K. This aligns with basic nutritional physiology: these vitamins require fat for their absorption in the intestinal tract, so impaired fat absorption leads to their deficiencies.

Option 5: protein. Protein malabsorption affects amino acids and protein nutrition but does not inherently account for deficiencies of the fat-soluble vitamins. This choice misdirects from the fat-solubility mechanism.

Summary: Among the options, the reasoning that connects malabsorption to deficiencies in vitamins A, D, E, and K hinges on fat being the carrier or facilitator of absorption for these vitamins. Therefore, fat malabsorption best explains the observed deficiencies, while the other options do not capture this specific physiological relationship.

Comprehension-Level Multiple-Choice Items Any disease that produces _____ malabsorption can bring about deficiencies of vitamins A, D, E, and K.单项选择题

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Comprehension-Level Multiple-Choice Items ​Any disease that produces _____ malabsorption can bring about deficiencies of vitamins A, D, E, and K.单项选择题