What is an endoscope ? (a)It is an optical instrument used to see inside the alimentary canal (b)It is a device which is fitted oh the chest of the patient to regularize the irregular heart beats (c)It is an instrument used for examining ear disorders (d)It is an instrument for recording electrical signals produced by human muscles
Option A) Endoscopymeans looking inside and typically refers to looking inside the body for medical reasons using an endoscope, an instrument used to examine the interior of a hollow organ or cavity of the body. Unlike most other medical imaging devices, endoscopes are inserted directly into the organ. Endoscopy can also refer to using a borescope in technical situations where direct line of-sight observation is not feasible. The following conditions and illnesses are most commonly investigated or diagnosed with an endoscopy: breathing disorders; chronic diarrhea; internal bleeding; irritable bowel syndrome; stomach ulcers, etc.
