Lab 2 Flashcards
Longissimus Thoracics Origin
Supraspinous ligament
Longissimus Thoracics Insertion
Transverse tubercle T1-T12
Longissimus Thoracics Action
Lateral Flexion thoracic spine and ribs
Longissimus thoracics innervation
Dorsal rami of thoracic and lumbar spinal nerves
Longissimus Cervicis
Origin
Transverse tubercles T1-T5
Longissimus Cervicis
Insertion
Posterior tubercle C3-C6
Longissimus Cervicis
Insertion
Lateral Flexion of neck
Longissimus Cervicis
Innervation
Dorsal Rami of C4-C8, T1 T2 spinal nerves
Longissimus Capitis
Origin
Transverse tubercles T1-T5
Longissimus Capitis
Insertion
Mastoid Process of temporal bone
Longissimus Capitis
Action
Rotate and laterally flex head
Longissimus Capitis
Innervation
Dorsal Rami of C1-C3 spinal nerves
Spinalis Thoracis
Origin
Spinous process T11-L2
Spinalis Thoracis
Insertion
Spinous process T1-T4
Spinalis Thoracis
Action
Extend thoracic spine
Spinalis Thoracis
Innervation
Dorsal Rami or thoracic and upper lumbar spinal nerves
Spinalis Cervicis
Origin
Spinous Process C7-T6
Spinalis Cervicis
Insertion
Spinous Process C2-C4
Spinalis Cervicis
Action
Rotation of cervical spine
Spinalis Cervicis
Innervation
Dorsal rami of lower cervical
Spinalis Capitis
Origin
Spinous Process C7-T7
Spinalis Capitis
Insertion
Below superior unchallenged line (occipital bone)
Spinalis Capitis
Action
Lateral flexion and rotation of head
Spinalis Capitis
Innervation
Dorsal rami of lower cervical and upper thoracic spinal nerves
Semispinalis Thoracics
Origin
Transverse tubercles of T6-T10
Semispinalis Thoracics
Insertion
Spinous Process C6-T4
Semispinalis Thoracics
Action
Bilaterally extends thoracic spine
Semispinalis Thoracics
Innervation.
Dorsal rami of T1-T6 spinal nerves
Semispinalis Cervicis
Origin
Transverse tubercles T1-T5
Semispinalis Cervicis
Insertion
Spinous process C2-C5
Semispinalis Cervicis
Action
Bilaterally extend neck
Semispinalis Cervicis
Innervation
Dorsal rami of C6–C8 spinal nerves
Semispinalis Capitis
origin
Transverse tubercle C7-T7
Semispinalis Capitis
Insertion
Below superior nuchal line (occipital bone)
Semispinalis Capitis
Action
Turns face to side
Semispinalis Capitis
Innervation
Dorsal rami of C1-C6 spinal nerves