Erector Spinae (Sacrospinalis) Flashcards
1
Q
Which muscles are identified as iliocostalis muscles?
A
iliocostalis, longissimus, spinalis
2
Q
What is the innervation of the iliocostalis lumborum?
A
dorsal rami of lower thoracic and all lumbar spinal nerves
3
Q
What osseous parts of the vertebral column serve as an origin - insertion?
A
none
4
Q
What is the insertion for the iliocostalis thoracis?
A
costal angles of the upper 6-7 ribs, transverse process of C7
5
Q
What osseous parts the vertebral column serve as an origin to the longissimus thoracis?
A
accessory process & transverse processes of L1- L5, spinous processes of L3-L5 and median sacral crest S1-S3
6
Q
What is the innervation of the of the longissimus cervicis ?
A
dorsal rami of C4-C8 and T1-T2 spinal nerves (C4-C8 & T1-T2 cord levels)
