An endoscope can be introduced into the body via:

A) an artificial opening.
B) a natural opening.
C) a small incision.
D) All of these

Natural Opening

A passage by which substances or objects can enter or exit an organ or body part naturally.

Artificial Opening

A surgically created opening in the body for the discharge of bodily wastes or other purposes.

Small Incision

A minimal cut or surgical opening in the skin or body tissue, often used in less invasive procedures to reduce healing time and risk of infection.