muscles of lower extremity
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- What are the three ligaments of the hip?
- the pubofemoral, the iliofemoral (Yligament), and the ischiofemoral
- what are the ligments of the knee?
- the medial collateral, the lateral collateral, the anterior cruciate, and the posterior cruciate
- What is a sprain and a strain?
-
a sprain is when a ligament is damaged..
a strain is when a muscle is torn or broke - what are the four deltoid ligaments of the ankle?
- anterior tibiotalar,the posterior tibiotalar, the tibiocalcaneal, and the tibionavicular
- what are the three ligaments that make the lateral ligament of the ankle?
- the anterior talofibular, the posterior talofibular, and the calcaneofibular
- what ligament maintains the medial arch of the foot?
- the plantar calcaneonavicular..the spring ligament
- what ligament maintains the lateral arch of the foot?
- the long plantar
-
what two muscles make up the iliopsoas?
where is its insertion? -
the iliacus and the psoas major
the lesser trochanter - What does the pubofemoral prevent?
- excessive abduction
- what do the iliofemoral and the ischiofemoral ligaments prevent?
- excessive internal rotation
- which cruciate runs across which one runs up and down?
-
anterior runs across
posterior runs medially (up down) -
what do the deltoid ligaments prevent?
what are they attached to? -
excessive eversion
medial malleolus -
what do the lateral ligaments prevent?
what are they attached to? -
excessive inversion
lateral malleolus -
what group is the psoas major and name the four
o, i, a, n -
anterior group of the hip
all 5 lumbar vertebrate, lesser trochanter, hip flexor
femoral nerve - What group is the iliacus in and what is the o, i , a, and n
- anterior group of hip,iliac fossa, lesser trochanter, hip flexor femoral nerve
- what group is the gluteus maximus? and 4
- posterior group of the hip, posterior part of ilium, sacrum, and coxyx bone, gluteal tuberosity and iliotibial tract, hip extension, inferior gluteal nerve
- gluteus medius
- posterior group, ilium-iliac crest and outer surface, greater trochanter, abduction of hip, superior gluteal nerve
- gluteus minimus
- outer surface of ilium, greater trochanter, hip abduction,superior gluteal nerve
- tensor fasciae latae
- anterior part of iliac crest, iliotibial band, hip flexor and internally rotate hip, superior gluteal nerve
- piriformis --deep muscle
- sacrum, greater trochanter, abduction of hip and externally rotate the hip, nerve to the piriformis
- where does the iliotibial tract insert?
- on the lateral condyle at a place called gerdy's tubercle
- obturator internus and externus --deep muscle
- obturator foramen, greater trochanter, externally rotate the hip, obturator nerve
- superior and inferior gemelli--deep muscle
- ischial spine and ischial tuberosity, greater trochanter, external rotation of the hip, nerve to the quadratus femoris
- quadratus femoris --deep muscle
- ischial tuberosity,intertrochanteric fossa, externally rotate hip, nerve to quadratus femoris
- what are the four deep muscles of the posterior group ofthe hip
- piriformis, superior and inferior gemelli, obturator internus and externus, and the quadratus femoris
- anterior muscles of the thigh?
- sartorius, quadriceps femoris: rectus femoris, vastus lateralis, vastus medialis, and vastus intermedius
-
sartorius
longest muscle in the body - ASIS, anterior part of medial tibial condyle, hip and knee flexion, femoral nerve
- rectus femoris
- anterior inferior iliac spine, patella, knee extension and hip flexion, femoral nerve
- vastus lateralis
- lateral lip of linea aspera, patella, extension of knee, femoral nerve
- vastus medialis
- medial lip of linea aspera, patella, knee extension, femoral nerve
- vastus intermedius
- anterior surface of femur, patella, extension of the knee, femoral nerve
-
what are the medial muscles of the leg?
what is the most superior of this group -
pectineus, gracilis, adductor longus, adductor brevis, adductor magnus
pectineus is the most superior!!! - pectineus
- superior ramus of pubis, femur, adduction of hip, femoral nerve although some ppl obturator nerve and some both
- gracilis
-
most medial
inferior pubis ramis, anterior portion of medial condyle, hip adduction and knee flexion, obturator nerve - adductor longus
- inferior pubis ramis, linea aspera, hip adductor, obturator nerve
- adductor brevis
- inferior pubis ramis, linea aspera, hip adductor, obturator nerve
- adductor magnus
-
deep.
ischial tuberosity, adductor tubercle and femur, adduction of hip, obturator nerve - what three muscles make up the bird's foot or the pes anserinus
- sartorius, gracilis, and semitendinosus
- biceps femoris
-
short-linea aspera to fibula, common peroneal nerve
long-ischial tuberosity to head of fibula, tibial nerve
both-hip extension and knee flexion, - semitendinosus
- ischial tuberosity, medial tibial condyle, hip extension and knee flexion, tibial nerve
- tibialis anterior
- anterior lateral tibial condyle, tarsal bones, dorsiflexion and inversion, deep peroneal nerve
- semimembranosus
- ischial tuberosity, medial tibial condyle, hip extension and knee flexion, tibial nerve
- extensor digitorum longus
- lateral to tibialis anterior phalanges, dorsiflexion, extension of digits, and eversion of foot, deep peroneal nerve
- extensor hallucis longus
- deep between extensor digitorum longus and tibialis anterior, extension of hallux, dorsiflexion, and inversion, deep peroneal nerve
- peroneus longus
- head of fibula and upper 2/3 of fibula, base of 1st metatarsal, eversion and weak plantarflexion, superficial peroneal nerve
- peroneus brevis
- lower 2/3 of fibula, base of 5th metatarsal bone, eversion and weak plantarflexion, superficial peroneal nerve
- gastrocnemius
- both medial and lateral condyles, calcaneal tendon into calcaneus, knee flexor and plantarflexion, tibial nerve
- soleus
- proximal parts of tibia and fibula, calcaneus, plantarflexion, tibial nerve
- plantaris
- lateral femoral condyle, medial part of calcaneal tendon, flexes knee and plantarflexion, tibial nerve
- popliteus
- deep, lateral femoral condyle,tibia, knee flexion, tibial nerve
- flexor digitorum longus
- deep, tibia to digits 2-5, flexion of digits, plantarflexion, tibial nerve
- flexor hallicus longus
- fibula to medial side of foot in hallicus tendon, flexor of hallicus at interphalangeal joint and plantarflexion, tibial nerve
- tibialis posterior
- deep, posterior part of leg between two flexors, plantarflexion and inversion of foot, tibial nerve
- abductor hallucis
- most medial, abduction of hallux at metatarsal joint, flexion at mtp joint medial plantar nerve
- abductor digiti minimi
- lateral side to 5th digit, abdcution of pinky toe, lateral plantar nerve
- flexor digitorum brevis
- foot to digits 2-5 to the two proximal joints, flexes digits but not at distal joints, medial plantar nerve
- dorsal interossei
-
digits 2,3,4
abduction, lateral plantar nerve
4 muscles - plantar interossei
-
digits 3,4,5, adduction, lateral plantar nerve
3 muscles - femoral nerve
- psoas major, iliacus, sartorius, rectus femoris, vastus lateralis, vastus medialis, vastus intermedius, pectineus
- obturator nerve
- gracilis, adductor magnus, adductor longus, adductor brevis, also obturator internus and externus
- extension of knee
- rectus femoris, vastus lateralis, vastus intermedius, vastus medialis
- flexion of knee
- biceps femoris longus and brevis, semitendinosus, semimembranosus, sartorius, gracilis, gastrocnemius, popliteus, plantaris
- hip flexion
- sartorius, rectus femoris, tensor fasciae latae, psoas major, iliacus
- extension of hip
- gluteus maximus,biceps femoris brevis and longus, semitendinosus, semimembranosus
- dorsiflexion
- tibialis anterior, extensor digitorum longus, extensor hallicus longus,
- plantarflexion
- peroneus longus, peroneus brevis,gastrocnemius, soleus, plantaris, flexor digitorum longus, flexor hallicus longus,tibialis posterior
- eversion
- extensor digitorum longus, peroneus longus, peroneus brevis
- inversion
- extensor hallicus longus, tibialis anterior, tibialis posterior