ATI RN
Digestive System Exam Questions Questions
Question 1 of 5
How is food processed to distribute nutrients to the body's cells?
Correct Answer: A
Rationale: Food is ingested (taken in), digested (broken down), absorbed (taken into blood), and assimilated (distributed to cells).
Question 2 of 5
Taste buds are found on the following papilla EXCEPT:
Correct Answer: B
Rationale: Filiform papillae lack taste buds and are primarily involved in touch sensation, unlike the other papillae types.
Question 3 of 5
Surface epithelium of gastric mucosa:
Correct Answer: B
Rationale: The gastric surface epithelium secretes neutral to alkaline mucus with bicarbonate to protect the mucosa from acid and pepsin.
Question 4 of 5
Carcinoid tumor, Is tumor of:
Correct Answer: B
Rationale: Carcinoid tumors arise from enteroendocrine (APUD) cells, which secrete hormones like serotonin.
Question 5 of 5
All about hepatocyte is true EXCEPT:
Correct Answer: D
Rationale: Hepatocytes have microvilli facing the space of Disse, but not a brush border, which is characteristic of intestinal enterocytes.