The general name for a flexible tube with a camera used to look inside the body.
what is an endoscope
Food travels down this tube from the mouth to the stomach.
what is the oesophagus?
Patients must do this to their diet the night before
what is fasting?
A Gas is pumped in to inflate the bowel so the camera can see, this gas is preferred because the body absorbs it fast.
What is carbon dioxide?
Your small intestine is roughly this long: 2, 6, or 20 metres?
What is 6 metres?
The doctor sprays this at the back of the throat before an upper scope to relax it
What is a local anesthetic?
Old scopes carried light through bundles of glass strands using this technology, also used for fast internet.
What is fibre optics?
The stomach uses this strong acid to break food down.
what is hydrochloric acid?
This clip-on finger device monitors oxygen levels during the procedure.
what is a pulse oximeter (oximeter is fine as answer)