Question

which of the following endoscopic exams would be used to view inside a section of the colon?
a gastroscopy
b sigmoidoscopy
c laparoscopy
d esophagoscopy

Explanation:

• Gastroscopy: Examines the stomach.
• Sigmoidoscopy: Examines the sigmoid colon (a section of the colon).
• Laparoscopy: Examines the abdominal cavity.
• Esophagoscopy: Examines the esophagus.

Answer:

B. sigmoidoscopy