ATI RN
ATI RN Test Bank
Digestive System Mcq Questions Questions
Question 1 of 4
What is the site of amino acids absorption in human's small intestine?
Correct Answer: D
Rationale: Amino acids are absorbed mainly in the jejunum and ileum of the small intestine.
Question 2 of 4
A carbohydrate splitting enzyme is secreted by -
Correct Answer: D
Rationale: Crypts of Lieberkuhn secrete enzymes like maltase that split carbohydrates.
Question 3 of 4
Which food substance is absorbed, without digestion?
Correct Answer: C
Rationale: Vitamins are absorbed without digestion, unlike macronutrients.
Question 4 of 4
Fully digested food reaches to liver by
Correct Answer: A
Rationale: Nutrients from digested food reach the liver via the hepatic portal vein.