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9 Cards in this Set

  • Front
  • Back
Sternocleidomastoid
origin
insertion
action
O-Manubrium of the sternum, anterior surface of the medial clavicle

I-Mastoid Process

A-Flexion of the head and neck, rotation both directions
Internal Intercostals
Action

External Intercostals
Action
IIA-Elevates ribs 1-4 with inhalation, depresses the ribs in exhalation

EIA-elevates ribs
Erector Spinae Group
Name 3 muscles, location, action
Iliocostalis-Lateral
Longissimus-Middle
Spinalis-Medial

Action-Extend or Hyperextend the spine
Rectus Abdominus
Origin
Insertion
Action
O-Crest of the Pubis

I-Cartilage of 6th and 7th ribs and xiphoid process

A-Lumbar flex, Lateral
External Oblique
Origin
Insertion
Action
O-Borders of the lower eight ribs

I-Anterior half of the crest of the ilium, fascia of the rectus abdominis muscle

Action-Right-Lumbar flex, Laetal flex to the right, rotation to the left
Internal oblique abdominal muscle
Origin
Insertion
Action
O-Anterior 2/3 of the crest of the ilium, lumbar fascia

I-Costal cartilages of ribs 8-10 and linea alba

A-Right-Lumbar flex, lateral flex, and rotation to the right
Transverse Abdominis
Origin
Action
Insertion
O-Lateral 1/3 of the inguinal ligament, iliac crest, costal cartilage of lower 6 ribs

I-crest of pubis, linea alba

A-forced expiration (abdominal wall pulled inward)
Quadratus Lumborum
Origin
Insertion
Action
O-Posterior innner lip of the iliac crest

I-12th rib, transverse processes of the upper four lumbar vertebrae

A-Lateral Flex, stabilizes pelvis and lumbar spine
Psoas Major (& Minor)
Origin
Insertion
Action
O-Lower borders of the transverse processes of the lumbar vertebrae (L1-L5)

I-Lesser trochanter of femur and the shaft

A-Flexion of the hip, external rotation of the hip