English Dictionary

erector spinae

/ɪˌrɛk.tɚ ˈspaɪ.niː/

noun

(anatomy) The muscles of the back responsible for erect posture of the vertebral column.

The erector spinae muscles are responsible for maintaining proper posture.

意味（1）

(anatomy) The muscles of the back responsible for erect posture of the vertebral column.

The erector spinae are all innervated by lateral branches of the posterior primary divisions (dorsal rami) of the nearby spinal nerves and are covered posteriorly in the thoracic and lumbar regions by the thoracolumbar fascia.