Origin/Insertion Flashcards
Internal Oblique (insertion)
abdominal aponeurosis to linea alba
lower 3-4 ribs
inferior borders of the lower three ribs and their costal cartilages
Internal oblique (origin)
thoracolumbar fascia
anterior iliac crest
lateral half of the inguinal ligament
External oblique (origin)
external surface of ribs 5-8
External oblique (insertion)
linea alba
pubic crest and public tubercle
pelvis: superior iliac spine
pelvis: outer lip of the iliac crest
Rectus abdominus (insertion)
costal cartilage of ribs 5-7
sternum: xiphoid process
Rectus abdominus (origin)
Pubic: pubic symphysis
Pubic: pubic ramus
Transverse abdominus (insertion)
Lower 3-4 ribs
Linea alba
Pubic crest
Transverse abdominus (origin)
Pelvis: iliac crest
Thoracolumbar fascia
Lower 6 ribs
Lateral 1/3 of inguinal ligament
iliacus (origin)
Hip bone: iliac fossa
iliacus (insertion)
Femur: distal to the lesser trochanter in common with tendon of psoas major muscle
Psoas major (origin)
Thoracic lumbar (T12)
Lumbar vertebrae (L1-L5)
Intervertebral discs (T12-L5)
Psoas major (insertion)
Femur: lesser trochanter
Erector Spinae (spinal erectors)
iliocostalis
Longissimus
Spinalis
iliocostalis (origin)
Sacrum
Spinous process of L1-L5, T11-T12
Lower 6-7 ribs
iliocostalis lumborum (insertion)
Angles of ribs 6 or 7 - 12
iliocostalis lumborum (origin)
Medial iliac crest
Medial and lateral sacral crests
iliocostalis thoracic (insertion)
Transverse process of C7
Angles of ribs 1-6
iliocostalis thoracic (origin)
Angles of ribs 7-12
iliocostalis cervicis (insertion)
Transverse processes of C4-C6
iliocostalis cervicis (origin)
Angles of ribs 3-6
Longissimus thoracis (origin)
Transverse and spinous processes of lumbar vertebrae
Sacrum and iliac crest via iliocostalis lumborum tendon
Lumbosacral aponeurosis
Longissimus thoracis (insertion)
Transverse processes of T1-T12
Between tubercles and angles of lower 9 to 10 ribs
Longissimus cervicis (insertion)
Transverse processes of C2 to C6
Longissimus cervicis (origin)
Transverse processes of T1 to T5
Longissimus capitis (origin)
Articulate processes of C4 or C5-C7
Transverse processes of T1-T5
Longissimus capitis (insertion)
Mastoid process (temporal bone)
Spinalis thoracis (origin)
Spinous processes of T11 (or T10) - L2 (or L3)
Spinalis thoracis (insertion)
Spinous processes of T3 (or T1/T2) - T8
Spinalis cervicis (origin)
Spinous process of C6 or C7 (sometimes T1 or T2)
Spinalis cervicis (insertion)
Spinous processes of axis (sometimes C3 or C4)
Upper trapezius (origin)
Ligamentum nuchae
Occipital bone
Middle trapezius (origin)
C7-T4
Lower trapezius (origin)
T4-T12
Upper trapezius (insertion)
Lateral clavicle
Middle trapezius (insertion)
Acromion
Lateral spine of scapula
Lower trapezius (insertion)
Medial spine of scapula