ATI Gastrointestinal System Quizlet

Correct Answer: C

Rationale: Radiation therapy is commonly used for rectal cancer to shrink the tumor before surgery, which is not typically done for colon cancer.

Correct Answer: B

Rationale: Tap water at body temperature is generally used for colostomy irrigation unless the local water supply is not safe for drinking, in which case bottled water can be used.

Correct Answer: D

Rationale: The correct answer is D: Steady. The pain associated with appendicitis is typically constant and steady, especially in the lower right quadrant of the abdomen. It is not described as aching (choice A) because it is more persistent and severe than a dull ache. It is not fleeting (choice B) as appendicitis pain tends to worsen over time. It is also not intermittent (choice C) as the pain is continuous and does not come and go.

Correct Answer: A

Rationale: Adenomatous polyps are a known risk factor for the development of rectal cancer.

Correct Answer: D

Rationale: Rebound tenderness is a sign of peritonitis, a serious complication that needs to be reported to the physician immediately.