腰よう方ほう形けい筋きん

noun

quadratus lumborum muscle

Anatomical term for a deep abdominal muscle that connects the pelvis to the lower spine and ribs.

• 腰よう方ほう形けい筋きんは、腰よう椎ついの両りょう側がわにある深しん層そう筋きんです。

  The quadratus lumborum muscle is a deep muscle on both sides of the lumbar spine.