EEO LE Checkout Flashcards
What muscles are involved in Hip Flexion?
Psoas Major and Iliacus
Innervation: L2-4
Psoas: Nerve root L2-L4
Iliacus: Femoral n.
What muscle is involved in Hip Flexion, Abduction, and ER?
Sartorius
Innervation: L2-3
Nerve SupplyFemoral n.
What muscles are involved in Hip Extension?
Gluteus maximus, semitendinosis, semimembranosis, biceps femoris
Innervation: L5-S2;
Nerve Supply: Glute max: Inferior gluteal n.
Hamstrings: Sciatic n.
What muscle is involved in Hip Extension to isolate Gluteus Maximus?
Gluteus maximus
Innervation: L5-S2
Nerve Supply: Inferior gluteal n.
What muscles are involved in Hip Extension with tight hip flexors?
Gluteus maximus and Hamstrings
Innervation: L5-S2
Nerve Supply:
- Glute max: Inferior gluteal n.
- Hamstrings: Sciatic n.
What muscles are involved in Hip Abduction?
Gluteus medius and minimus
Innervation: L4-S1
Nerve Supply: Superior gluteal n.
What muscle is involved in Hip Flexion with TFL?
Tensor Fascia Lata
Innervation: L4-S1
Nerve Supply: Superior gluteal n.
What muscles are involved in Hip Adduction?
Adductor magnus, brevis, and longus, pectineus and gracilis
Innervation: L2-L4
Nerve Supply:
- Adductor longus, adductor brevis, gracilis: Obturator n.,
- Pectineus: Femoral n.
- Adductor magnus: Obturator and Sciatic n.
What muscles are involved in Hip ER?
Obturators internus and externus, gemellae superior and inferior, piriformis, quadratus femoris, gluteus maximus (lower fibers)
Innervation: L4-S2
Nerve Supply:
- Piriformis: Sacral n 1-2
- gemellus superior and obturator internus: n. to obturator internus
- gemellus inferior and quadratus femoris: n. to quadratus femoris
- Obturator externus: Obturator n.
What muscles are involved in Hip IR?
Gluteus minimus, gluteus medius anterior fibers, TFL
Innervation: L4-S1
Nerve Supply: Superior gluteal n.
What muscles are involved in Knee Flexion?
Medial: Semitendinosus and semimembran. Lateral: biceps femoris
Innervation: L5-S2
Nerve Supply: Sciatic n.
What muscles are involved in Knee Extension?
Quadriceps femoris: rectus femoris, vastus lateralis, vastus medialis, vastus intermedius
Innervation: L2-L4
Nerve Supply: Femoral n.
What muscles are responsible for Ankle Plantar Flexion?
Gastrocnemius and Soleus
Innervation: S1-S2
Tibial n.
What muscle is responsible for Dorsiflexion and inversion?
Tibialis anterior
Innervation: L4-S1
Deep fibular n.
What muscle is responsible for Inversion?
Tibialis posterior
Innervation: L5-S1
Tibial n.
What muscles are responsible for Eversion with plantar flexion?
Peroneus longus and brevis
Innervation: L4-S1
Superficial fibular n.
Trunk Flexion - Upper Abdominals
Rectus abdominis
Nerve: Intercostal N 7-12
Trunk Flexion - Lower Abdominals (Double leg lowering test)
Rectus abdominis
Nerve: Intercostal N 7-12
Trunk Extension
Erector Spinae
Nerve: Dorsal Prim Rami of spinal N
Trunk Rotation
External (opposite side rotation)
internal obliques (same side rotation)
Nerve: Ext Abd Obl: intercostal N 7-12
Int Abd Obl: Intercostal N 8-12
Pelvic Elevation
Quadratus lumborum
Ventral rami of T12–L4 spinal nerves
