ATI LPN
Gastrointestinal System NCLEX Questions Questions
Question 1 of 5
In humans, chemical digestion is accomplished by enzyme action that begins in the mouth and ends in the
Correct Answer: C
Rationale: Chemical digestion starts with salivary amylase in the mouth and completes in the small intestine with pancreatic and intestinal enzymes, making C the correct answer.
Question 2 of 5
Vitamin B1 assists an organic catalyst in cell respiration. This vitamin functions as
Correct Answer: B
Rationale: Vitamin B1 (thiamine) acts as a coenzyme in cellular respiration, making B the correct answer.
Question 3 of 5
Which is a function of the liver in human adults?
Correct Answer: C
Rationale: The liver stores glycogen, making C the correct answer.
Question 4 of 5
Letter B indicates structures that function in the
Correct Answer: C
Rationale: Letter B (tubules) reabsorbs water and nutrients, making C the correct answer.
Question 5 of 5
In humans, gout is caused by excess production and deposition of
Correct Answer: B
Rationale: Gout results from uric acid buildup, making B the correct answer.