ATI LPN
Gastrointestinal System Quiz Questions Questions
Question 1 of 5
Intestinal crypts of Lieberkühn are located:
Correct Answer: A
Rationale: Crypts of Lieberkühn are mucosal glands in the small intestine.
Question 2 of 5
Which of the following cell types is characterized by extensive basal rough endoplasmic reticulum, a supranuclear Golgi apparatus and apical zymogen vesicles?
Correct Answer: A
Rationale: Chief cells produce pepsinogen with these features.
Question 3 of 5
The principal secretory product for cells of Brunner's (duodenal) glands is:
Correct Answer: B
Rationale: Brunner's glands secrete alkaline mucus to neutralize acid.
Question 4 of 5
Most lymphocytes in the GI tract (and elsewhere) can be recognized by their:
Correct Answer: D
Rationale: All features identify lymphocytes.
Question 5 of 5
The vessel which brings venous blood from the intestine and spleen into the liver, with branches in each portal area, is the:
Correct Answer: B
Rationale: The portal vein carries nutrient-rich blood from the gut.