Actions/Function
Innervation
Blood Supply
Attachments
Foot/ankle Review
100
What muscle extends the knee and flexes the hip?
rectus femoris
100
What common nerve innervates the hamstrings that cross the hip joint (excludes short head of biceps)?
tibial portion of the sciatic nerve
100
What artery supplies the adductors?
femoral artery
100
What structure runs from the ASIS to the medial side of the tibial shaft and tibial flare, anterior to the attachment of the gracilis?
sartorius
100
What static structures support the arches of the foot?
plantar aponeurosis, long plantar ligament, short plantar ligament, and spring ligament
200
What are the actions of the gluteus maximus?
1. Extension of the thigh at the hip 2. External rotation of the hip 3. Abduction of hip
200
What nerve innervates the adductor muscles?
obturator nerve
200
What artery supplies the obturator externus?
Obturator artery from the external iliac artery
200
What is the proximal attachment of the gracilis?
Lower half of the body of the pubis, the inferior pubic ramus, and the adjoining part of the ischial ramus
200
What muscles stabilize the lateral arch of the foot?
fibularis brevis and longus
300
What are all the actions of the sartorious?
1. flexion of the hip 2. external rotation of the hip 3. abduction of the hip 4. flexion of the knee 5. internal rotation of the knee
300
What muscle/s does the inferior gluteal nerve innervate?
gluteus maximus
300
Branches from the internal iliac, popliteal, and profunda femoris arteries supply what muscle/s?
semimembranosus, semitendinosis, biceps femoris
300
Name the attachments of the gluteus medius.
proximal: Outer surface of the ilium distal: Posterolateral surface of the greater trochanter of the femur
300
The lumbricals belong to what layer of intrinsic foot muscles?
Second layer
400
What structure resists hip extension and internal rotation?
ischiofemoral ligament
400
What hip muscle does the lumbar plexus (L2,3,4) innervate?
pectineus
400
What artery branches off the external iliac artery?
femoral artery
400
What muscle attaches to the anterior surface of the sacrum and the medial surface of the greater trochanter?
piriformis
400
What motions occur during pronation twist? (calcaneus, talus, navicular, cuneiform, metatarsals)
1. calcaneus everts (pronation) 2. talus plantarflexes and adducts (down and in) 3. navicular moves inferiorly and medially (down) 4. metatarsals abduct 5. first MTP dorsiflexes
500
Name all the primary external rotators of the hip.
piriformis, gamellus superior, gamellus inferior, obturator externus, obturator internus, quadratus femoris (PGOGOQ)
500
Name all the muscles innervated by the femoral nerve that cross the hip (excludes those that do not cross the hip)
1. rectus femoris 2. sartorius 3. ilacus 4. pectineus
500
The internal pudendal artery supplies what muscle/s?
obturator internus
500
Name the attachments of the quadratus femoris?
proximal: ischial tuberosity distal: Quadrate tubercle of the femur and the lesser trochanter
500
What position is the midtarsal joint in during forefoot varus in subtalar joint neutral position?
inversion
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