Brain Drop

A dental drill is a high‑speed rotating tool used by dentists to remove decayed tooth material and shape teeth.

A dialysis machine cleans the blood when the kidneys are not working properly.

An endoscope is a long, thin, flexible (or rigid) tube with a light and camera at the tip.

A spirometer measures how much air a person can inhale and exhale and how fast they can blow it out.

A syringe is a small tube with a plunger used to push or pull liquids; a needle can be attached for injections.