General Anatomy · Cardiovascular System · Medium

Arteriole

Meaning: A small branch of an artery that leads into capillaries and helps control blood pressure.

In practice: Constriction of arterioles increases peripheral resistance and raises blood pressure.

Quick check

Two questions on related general anatomy words.

Which word means: The smooth triangular area on the inner bladder wall between the two ureteric openings and the urethra.

Which word means: The pouch of skin and muscle that holds the testes outside the body.

One medical word a day, then a quick three-question quiz. Free on iPhone, or play in your browser on Android and computer.