Spine Flashcards
levator scapula
trapezius
rectus abdominis
quadratus lumborum
external obliques
diaphragm
sternocleidomastoid
iliacus
psoas major
anterior scalene
posterior scalene
longus colli
longus capitis
middle scalene
multifidi
Innervation - Upper trapezius
Accessory
Innervation - Levator scapula
Dorsal scapular
Innervation - Iliopsoas
Femoral
Innervation - Sternocleidomastoid
CN XI, Ventral rami C2, C3 (C4)
Orgin - Rectus abdominus
pubic symphysis and pubic crest
Orgin - external oblique
external surfaces of 5th to 12th ribs
Orgin - internal oblique
thoracolumbar fascia, anterior two thirds of iliac crest, and lateral half of inguinal ligament
Orgin - transverus abdominis
internal surfaces of 7-12 costal cartilages, thoracolumbar fascia and lateral third of inguinal ligament
Orgin - diaphragm
1st lumbar vertebrae, lower 6 costal cartilages, xiphoid process
Orgin - quadratus lumborum
medial half of inferior border of 12th rib and tips of lumbar transverse processes
Orgin - multifidi
sacrum ilium and transverse processes of T1-T12 and articular processes of C4-C7
Orgin - sternocleidomastoid
sternal head - manubrium Clavicular head - medial third of clavicle
Orgin - anterior scalene
anterior tubercle of transverse processes of C3 - C6
Orgin - middle scalene
post. tubercles of transverse process C2 - C7
Orgin - posterior scalene
post. tubercles of transverse process C4 -C6
Orgin - longus colli
body of T1- T3 with attachments to bodies of C4-C7 and transverse processes of C3-C6
Orgin - longus capitis
anterior tubercles of C3-C6 transverse processes
Insertion - rectus abdominus
xiphoid process and costal cartilages 5 - 7
Insertion - external oblique
linea albea, pubic tubercle, and anterior half of iliac crest
Insertion - internal oblique
inferior borders of 10th to 12th ribs, linea albea, and pubis via conjoint tendon
Insertion - transverus abdominis
linea albea with aponeurosis of internal oblique, pubic crest and pecten pubis via conjoint tendon
Insertion - diaphragm
central tendon of diaphragm
Insertion - quadratus lumborum
iliolumbar ligament and internal lip of iliac crest
Insertion - multifidi
spinous process of vertebrae above, spanning two to four segments
Insertion - sternocleidomastoid
mastoid process, lateral half of superior nuchal line
Insertion - anterior scalene
1st rib
Insertion - middle scalene
1st rib
Insertion - posterior scalene
2nd rib
Insertion - longus colli
anterior tubercle of C1 (atlas), transverse processes of C4-C6, and bodies of C2-C6
Insertion - longus capitis
bilateral part of the occipital bone
Action - Erector spinae (paraspinals)
Spine extension
Action - SCM
Bilaterally: Cervical flexion Unilaterally: SB w/ rotation
Action - Rectus abdominus
Lumbar flexion
Action - External & internal obliques
Lumbar rotation/Lumbar stabilization
Action - Transverse abdominus
Lumbar stabilization
Action - Iliopsoas
Hip flexion
Action - Quadratus Lumorum
Extension and SB of vertebral column
Action - Diaphragm
flattens central tendon, increasing vertical diameter of thoracic cavity in inspiration
Action - Multifidi
Stabilizes spine during local movements
Action - Scalenes
Flexes neck laterally; Ant/Middle: elevate first rib; Post: elevate second rib
Action - Longus Colli
Flexes cervical vertebrae; allos slight rotation
Action - Longus Capitis
Flexes head
Innervation - rectus abdominus
anterior rami of lower seven thoracic spinal nerves (T7-T12)
Innervation - external obliques
anterior rami of lower six thoracic spinal nerves (T7-T12)
Innervation - internal obliques
anterior rami of lower six thoracic spinal nerves (T7-T12), and L1
Innervation - transverse abdominis
anterior rami of lower six thoracic spinal nerves (T7-T12), and L1
Innervation - quadratus lumborum
anterior rami of T12 and L1 to L4
Innervation - diaphragm
phrenic (C3-C5)
Innervation - multifidi
respective spinal nerves of each region
Innervation - anterior scalene
anterior rami C4-C7
Innervation - middle scalene
anterior rami C3-C7
Innervation - posterior scalene
anterior rami C5-C7
Innervation - longus colli
anterior rami of C2-C6
Innervation - longus capitis
anterior rami of C1-C3