What muscles cause hip flexion? | iliopsoas, sartorius, retus femoris, adductor longus, pectineus, tensor fascia lata |
What muscles cause external hip rotation? | iliopsoas, posterior fibers of gluteus medisu, gluteus maximus, piriformis, gemellus superior, obturator internus, gemellus inferior, obturator externus, quadratus femoris, adductor magnus, adductor longus, adductor brevis |
What muscles cause knee flexion? | sartorius, gracilis, biceps femoris, semitendinosus, semimembranosus, popliteus, plantaris, gastrocnemius |
What causes external rotation of the knee/tibia? | sartorius, biceps femoris |
What causes knee extension? | rectus femoris, vasti muscles (lateralis, intermedius, medialis) |
What muscles cause hip adduction? | adductor magnus, gracilis, adductor brevis, adductor longus, pectineus, lower fibers of gluteus maximus |
What muscles cause medially rotates tibia? | gracilis, semimembranosus, semitendinosus, popliteus |
What muscles cause hip abduction? | Tensor fascia lata, gluteus medius, gluteus minimus |
What causes internal rotation of the hip? | Anterior fibers of gluteus medius, adductor longus, adductor brevis, adductor magnus, gluteus minimus |
What causes medial rotation of the femur? | gluteus minimus, anterior fibers of the gluteus medius, adductor longus, adductor brevis, and adductor magnus |
What causes hip extension? | gluteus maximus, biceps femoris, semitendinosus, semimembranosus |
What causes internal rotation of the tibia? | semitendinosus, semimembranosus, popliteus,gracilis |
What causes extension of 2-5 MTP & IP Joints | extensor digitorum longus |
What causes dorsiflexion of ankle? | extensor digitorum longus, extensor hallucis longus,t ibialis anterior, peroneus tertius |
What causes eversion of the foot? | extensor digitorum (w), peroneus brevis, peroneus longus, peroneus tertius |
What causes extension of big toe ( 1st MTP, & IP) | hallucis longus |
What causes plantar flexion of the ankle? | Peroneus brevis, peroneus longus, gastrocnemisu, soleus plantaris |
What causes inversion of the foot? | Tibialis posterior, flexor digitorum longus, flexor hallucis longus,extensor hallucis longus |
What flexes digits 2-5 MTP | flexor digitorum longus |
What supports the longitudinal arches? | flexor digitorum longus, flexor hallucis longus,perones longus |
What causes flexion of big toe (1st MTP and IP) | flexor hallucis longus |
What does the iliopsoas muscle do? | flexes hip, externally rotates the hip, flexes trunk when the thigh is stabilized (anterior tilt of pelvis) |
What does the psoas minor muscle do? | posterior tilt of the pelvis |
What actions does the sartorius perform? | flexes hip, flexes knee, and externally rotates knee/tibia |
What does the rectus femoris muscle do? | extends knee, and flexes hip |
What muscles make upthe quadriceps femoris? | rectus femoris, vastus lateralis, vastus medialis, vastus intermedius |
What actions do the vasti muscles perform? | extend knee |
What does the adductor magnus do? | adducts hip (check slides about internal rotation) |
What does the gracilis do? | adducts hip, flexes knee, medially rotates tibia |
What does the adductor brevis do? | adducts hip (check lecture about IR rotation and external rotation) |
What does the adductor longus do? | adducts hip, flexes hip (check lecture about internal and external rotation) |
What does the pectineus muscle do? | adducts hip, flexes hip, tilt pelvis anteriorly |
What does the tensor fascia lata do? | flexes hip, abducts hip |
What does the gluteus medius do? | abducts hip, anterior fibers internally rotate thigh, posterior fibers externally rotate femur |
What does the gluteus minimus do? | abducts hip, medially rotates femur |
What does the gluteus maximus do? | extends hip, externally rotates hip, lower fibers adduct hip |
What does the biceps femoris do? | extends hip, flexes knee, externally rotates tibia |
What does the semitendinosus do? | extends hip, flexes knee, internally rotates tibia |
What does the semimembranosus do? | Extends hip, flexes knee, internally rotates tibia |
What are the external rotators? And what do they do? | piriformis, gemellus superior, obturator internus, gemellus inferior, obturator externus, quadratus femoris
-external rotation of the hip |
What actions does the tibialis anterior do? | dorsal flexion of ankle, and inversion of foot |
What does the extensor digitorum longus do? | extension of 2-5 MTP and IP joints
dorsiflexion of ankle
weak eversion |
What does extensor hallucis longus do? | extension of big toe (1st MTP & IP joint)
dorsiflexion of ankle
weak inversion |
What does the peroneus terius do? | eversion of foot
dorsal flexion of ankle |
What does teh peroneus longus do? | eversion of foot
plantar flexion of ankle
arch support |
What does peroneus brevis do? | eversion of foot
plantar flexion of ankle |
What does the gastrocnemiius do? | plantar flexion of ankle
flexion of knee |
What does the soleus do? | plantar flexion of ankle |
What does the plantaris do? | assists knee flexion
plantar flexion |
What does popliteus do? | flexion of knee
internal rotation of tibia |
What does tibialis posterior do? | plantar flexion
inversion of foot |
What does flexor digitorum longus do? | flexion of 2-5 MTP an dIP joints
plantar flexion of ankle
inversion of foot
supports longitudinal arches |
What does flexor hallucis longus do? | Flexion of great toe (1st MTP & IP joints)
inversion of foot
plantar flexion of ankle
supports longitudinal arches |
What type of joint is the sacroiliac joint?What action does it do? | synovial
glides/stabilizing? |
What type of joint is the iliofemoral joint? | Ball and socket |
What are components of the knee joint complex? | Tibiofemoral jiont
patella femoral joint
tibiofibular joint |
What type of joint is the tibiofemoral joint?What actions does it do besides hingin? | hinge joint
flexion: internal rotaion
extension:external rotation |
What is the patellofemoral joint?What is the purpose of this joint | patellar tendon
embedded patella
reduces friction between tendon and the bone |
What type of joint is the tibiofibular joint?(proximal) | plane joint
-limited motion |
What does the talocrural joint do? | hinge joint
-stabilize
*may need to adjust |
What type of joint is the distal tibiofibular joint | fibrous joint
llimited motion: no real movement |
What type of joint is the talocalcaneal joint? (subtalar) | hinge joint
eversion and inversion |
What type of joint is the tarsometatarsal and intertarsal joint? | gliding joint |
What type of joint is the Metatarsalphalangeal joint? | Condyloid
flexion/extension
abduction/adduction |
What type of joints are the interphalangeal joints | hinge joint
flexion/extenion |
Go through all the lower extremity joints | see list in notebook |
Go through and label ligaments | use notes and slides |