Hip + Knee OINAS Flashcards
Iliacus
O: Superior 2/3 of iliac fossa
I: Lesser trochanter
N: Femoral n. (L2 L3)
A: HIP FLEXION*, hip ER
Psoas Major
O: T12-L5 vertebrae and discs; transverse processes of all lumbar vertebrae
I: Lesser trochanter femur
N: Ventral primary rami (L1, L2, L3)
A: HIP FLEXION*, hip ER
Psoas Minor
O: T12-L1 vertebrae and discs
I: Pectineal line, iliopectineal eminence
N: Ventral primary rami (L1, L2, L3)
A: Stabilization pelvis (proprioceptive role)
Sartorius
O: Anterior superior iliac spine (ASIS)
I: Pes anserine
N: Femoral n. (L2, L3)
A: Hip Abduction, hip ER, hip flexion; knee flexion
Rectus Femoris
O: Anterior inferior iliac spine (AIIS)
I: Base of patella and tibial tuberosity
N: Femoral n. (L2, L3, L4)
A: Hip flexion, KNEE EXTENSION*
Tensor Fascia Latae
O: Anterior superior iliac spine (ASIS)
I: Iliotibial tract
N: Superior gluteal n. (L4, L5, S1)
A: Hip abduction, hip IR, hip flexion
Gluteus Maximus
O: Posterior ilium, dorsal surface sacrum and coccyx, sacrotuberous ligament
I: Iliotibial tract, gluteal tuberosity of femur
N: Inferior gluteal n. (L5, S1, S2)
A: HIP EXTENSION*, hip ER
Gluteus Medius
O: Superior half of external surface of ilium
I: Lateral surface of greater trochanter of femur
N: Superior gluteal n. (L4, L5, S1)
A: HIP ABDUCTION*, hip IR
Semimembranosus
O: Ischial tuberosity
I: Posterior medial tibial condyle
N: Tibial n. (L5, S1, S2)
A: KNEE FLEXION, KNEE IR, hip extension
Semitendinosus
O: Ischial tuberosity
I: Pes anserine
N: Tibial n. (L5, S1, S2)
A: KNEE FLEXION, KNEE IR, hip extension
Gluteus Minimus
O: Inferior half of external surface of ilium
I: Anterior surface of greater trochanter of femur
N: Superior gluteal n. (L4, L5, S1)
A: Hip abduction, HIP IR*
Adductor Brevis
O: Inferior part of body of pubis
I: Pectineal line and superior part of linea aspera of femur
N: Obturator n. (L2, L3, L4)
A: HIP ADDUCTION*, hip flexion
Adductor Magnus (hamstring portion)
O: Ischial tuberosity
I: Adductor tubercle of femur
N: Tibial n. (L4, L5)
A: HIP ADDUCTION*, hip extension
Adductor Magnus (adductor part)
O: Inferior ramus of pubis, ramus of ischium
I: Gluteal tuberosity, linea aspera, medial supracondylar line
N: Obturator n. (L2, L3, L4)
A: HIP ADDUCTION*, hip flexion
Adductor Longus
O: Superior part of body of pubis
I: Middle 1/3 of linea aspera of femur
N: Obturator n. (L2, L3, L4)
A: HIP ADDUCTION*
Gracilis
O: Inferior ramus of pubis
I: Pes anserine
N: Obturator n. (L2, L3, L4)
A: Hip adduction, knee flexion, knee IR
Pectineus
O: Superior ramus of pubis
I: Pectineal line of femur
N: Femoral n. (L2, L3, L4)
A: Hip flexion, adduction, hip IR/ER
Piriformis
O: Anterior surface of sacrum and sacrotuberous ligament
I: Superior border of greater trochanter
N: Nerve to piriformis (L4, L5, S1)
A: HIP ER* (extended hip),
Hip abduction (flexed hip)
Obturator Internus
O: Internal surface of obturator foramen
I: Medial surface of greater trochanter
N: Nerve to obturator internus (L5, S1, S2)
A: Hip ER (extended hip);
hip abduction (flexed hip)
Obturator Externus
O: External surface of obturator foramen
I: Trochanteric fossa of femur
N: Obturator n. (L2, L3, L4)
A: Hip ER
Superior Gemellus
O: Ischial spine
I: Medial surface of greater trochanter of femur
N: Nerve to obturator internus (L5, S1, S2)
A: Hip ER (extended hip);
hip abduction (flexed hip)
Inferior Gemellus
O: Ischial tuberosity
I: Medial surface of greater trochanter of femur
N: Nerve to quadratus femoris (L4, L5, S1)
A: Hip ER (extended hip);
hip abduction (flexed hip)
Quadratus Femoris
O: Lateral border of ischial tuberosity
I: Intertrochanteric crest of femur
N: Nerve to quadratus femoris (L4, L5, S1)
A: Hip ER (extended hip);
hip abduction (flexed hip)
Biceps Femoris
(Long Head)
O: Ischial tuberosity
I: Head of fibula
N: Tibial n. (L5, S1, S2)
A: KNEE FLEXION, KNEE ER, hip extension
Biceps Femoris
(Short Head)
O: Linea aspera and lateral supracondylar line of femur
I: Head of fibula
N: Common fibular n. (L5, S1, S2)
A: KNEE FLEXION, KNEE ER
Popliteus
O: Lateral surface of lateral condyle of femur and lateral meniscus
I: Posterior surface of tibia superior to soleal line
N: Tibial n. (L5, S1)
A: Knee flexion, unlocks knee
Gastrocnemius
O:
Lateral Head: lateral femoral condyle
Medial Head: medial femoral condyle
I: Posterior surface of calcaneus via Achilles tendon
N: Tibial n. (S1, S2)
A: ANKLE PLANTARFLEXION*, knee flexion
Vastus Lateralis
O: Greater trochanter and lateral lip of linea aspera of femur
I: Base of patella and tibial tuberosity
N: Femoral n. (L2, L3, L4)
A: KNEE EXTENSION*
Vastus Medialis
O: Intertrochanteric line and medial lip of linea aspera of femur
I: Base of patella and tibial tuberosity
N: Femoral n. (L2, L3, L4)
A: KNEE EXTENSION*
Vastus Intermedius
O: Anterior and lateral surfaces of femur
I: Base of patella and tibial tuberosity
N: Femoral n. (L2, L3, L4)
A: KNEE EXTENSION*