papillary muscle   (TTS Sound)

The papillary_muscle has 1 Senses.

• papillary muscle
• 乳頭筋
• any of several muscles associated with the atrioventricular valves; "the papillary muscles contract during systole to prevent regurgitation of blood into the atria"
• 房室弁に関連しているいくつかの筋肉の総称