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Spine Anatomy
Gluteal and Pelvic muscles
| Question | Answer |
|---|---|
| Glutues Maximus PA= | Ilium posterior to posterior gluteal line, dorsal surface of sacrum and cocyx,and sacrotuberous ligament |
| Gluteus Medius PA= | external surface of ilium between posterior and anterior gluteal lines |
| Gluteus Minimis PA= | External surface of ilium between anterior and inferior gluteal lines |
| What 5 mm's all ER and stabilize the femoral head in the acetabulum? (only need to ID and know A's for these) | Obturator internus and externus, superior and inferior gemellus, quadratus femoris |
| Rectus Abdominis O= | Pubic Symphysis, Pubic Crest |
| External Oblique O= | External surfaces of ribs |
| Internal Oblique O= | thoracoculumnar fascia, iliac crests, and inguinal ligament. |
| Transversus Abdominis O= | costal cartilages, thoracoculumnar fascia, iliac crest, inguinal ligament. |
| Quadratus Luborum (QL) SA= | 12th rib and lumbar TP. |
| Iliacus 0= | iliac crest, iliac fossa, ala of sacrum, and anterior sacroiliac ligaments. |
| Psoas O= | intervertebral discs (T12-L5), TP (L1-L5). |
| TFL PA= | ASIS and iliac crest. |
| Gluteus Maximus DA= | ITB and gluteal tuberosity of femur |
| Gluteus Maximus N= | inferior gluteal (S1, S2) |
| Gluteus Maximus A= | Hip ext and ER |
| Gluteus Medius DA= | Greater Trochanter |
| Gluteus Medius N= | Superior glutea (L5) |
| Gluteus Medius A= | Anterior- Hip ABD, Flex, IR; Posterior- Hip ABD, Ext, ER |
| Gluteus Minimus DA= | Greater Trochanter |
| Gluteus Minimus N= | Superior Gluteal (L5) |
| Gluteus Minimus A= | Hip ABD, IR |
| Recuts Abdominus I= | Xiphoid and costal cartilages |
| Rectus Abdominus N= | VR |
| Rectus Abdominus A= | Flexes trunk (lumbar vert), and compresses/supports abdominal viscera |
| External Oblique I= | Linea alba, pubic tubercle, iliac crests |
| External Oblique A= | Flex trunk, laterally flex trunk to ipsilateral side, rotate trunk to contralateral side(with oposite external oblique), compress and support abdominal viscera |
| External Oblique N= | VR |
| Internal Oblique I= | inferior border of ribs, linea alba, pecten pubis. |
| Internal Oblique A= | flex trunk, lat flex trunk, trunk rotation at impsilateral side. |
| Internal Oblique N= | VR |
| Transversus Abdominus I= | linea alba, pecten pubis, pubic crest. |
| Transversus Abdominus A= | compresses and supports abdominal viscera. |
| Tranversus Abdominus N= | VR |
| Quadratus Lumborum (QL) IA= | Iliolumbar ligament and iliac crest. |
| Quadratus Lumborum (QL) N= | VR T12-L4. |
| Quadratus Lumborum (QL) A= | laterally flexes vert column. |
| Iliacus I= | Lesser trochanter of femur. |
| Iliacus N= | Femoral (L2). |
| Iliacus A= | hip flex. |
| Psoas I= | Lesser trochanter of femur. |
| Psoas N= | VR (L1, L2). |
| Psoas A= | Hip flex. |
| TFL DA= | ITB. |
| TFL N= | superior gluteal (L5). |
| TFL A= | Hip ABD, IR, Flex. can assist in knee flex/ext (via ITB insertion). |
| Piriformis PA= | Anterior surface of sacrum and sacrotuberous ligament |
| Piriformis DA= | Greater trochanter of femur |
| Piriformis N= | Nerve to piriformis (S1) |
| Priformis A= | Externally rotates hip below 60 degrees flexion;internally rotates hip above 90 degrees flexion. Stabilizes femoral head in acetabulum. |