Finals errector spinae (sacrospinalis)

Question 1

contraction of illocostalis lumborum will result in what movements

Answer 1

extension, lateral flexion and rotation of lumbar spine; lateral pelvic movement

Question 2

what is the insertion for the illocostalis lumborum pars lumborum

Answer 2

illiac crest of the innominate bone

Question 3

what is the insertion for the illocostalis thoracis

Answer 3

costal angles of the upper 6-7 ribs, transverse process of C7

Question 4

what is the origin for the illocostalis cervicis

Answer 4

costal angles of the upper 3-6 ribs (ribs 1-3 or ribs 1-6)

Question 5

what is the insertion for the illocostailis cervicis

Answer 5

posterior tubercle of transverse process of (C3) C4- C6

Question 6

what is the innervation of the illocostalis cervicis

Answer 6

dorsal rami of T1, T2 spinal nerves, sometimes C8 spinal nerve (cC8, T1, T2 cord levels)

Question 7

what osseous oarts of the vertebral column serve as an origin to the longissimus thoracis

Answer 7

accessory process and transverse process of L1-L5, spinous process of L3-L5 and median sacral crest

Question 8

what is the innervation of the longissimus thoracis

Answer 8

dorsal rami of all thoracic and lumbar spinal nerves (cord levels T1-T12, L1-L5)

Question 9

what osseous parts of the vertebral column serve as an insertion for the longissimus cervicis

Answer 9

posterior tubercle of transverse processes from C2-C6 or C7, articular processes from C2-C6 or C7

Question 10

what is the innervation of the longissimus cervicis

Answer 10

dorsal rami of C4-C8 and T1- T2 spinal nerves (C4-C8 & T1-T2 cord levels)

Question 11

what is the innervation of the longissiumus capitis

Answer 11

dorsal rami of C1-C3 or C4 spinal nerves, (C1-C3 or C4 cord levels)

Question 12

what osseous parts os the vertebral column serve as an origin to the spinalis thoracis

Answer 12

spinous processes of T11-T12-L1 and L2

Question 13

what is the innervation of the spinalis cervicis

Answer 13

dorsal rami of all cervical spinal nerves (C1-C8 cord levels)

Question 14

what is the innervation of the spinalis capitis

Answer 14

dorsal rami of lower cervical and upper thoracic spinal nerves

Question 15

which muscles are identified as erector spinae or sacrospinalis muscles

Answer 15

illocostalis
longissimus
spinalis

Question 16

Which erector spinae muscles attach to cervical articular processes

Answer 16

Longissiumus cervicis and longissimus capitis