Muscles of Hip & Lower Limbs Flashcards
adductor longus
Adduct, flex and medially rotate thigh along with the adductor magnus
adductor magnus
Adduct, flex and medially rotate the thigh along with the adductor longus
biceps femoris
Part of the hamstring
Long head & short head
Flexion of leg
extensor digitorum longus
Toe extension
Contributes to dorsiflexion
fibularis
Help with plantarflexion
Help with eversion of foot
gastrocnemius
Muscles that make up the calf
Help with plantarflexion
gluteus maximus
Largest muscle in the body
Help extension of the thigh
Powerful muscle
gluteus medius
Deep to gluteus maximus
Abduction and medial rotation of thigh
Common site for intramuscular injection
gracilis
Adduct thigh and help flex, medially rotate leg
iliopsoas
2 muscles – psoas major and iliacus
iliacus covers interior portion of os coxae bone – helps flex the trunk of the thigh (when doing a bow)
psoas major – help flex vertebral column laterally and is really important for posture
pectineus
Adduct, flex, and medially rotate thigh
rectus femorus
Part of the quadricep femoris
Main meaty muscle of the quad
Help extend leg and flex thigh of hip
sartorius
Sash that goes across the leg like a seatbelt
Abduct and laterally rotate the thigh
semimembranosus
Extends the leg
semitendinosus
Help extend the thigh and parts of the leg
soleus
Deep to gastrocnemius
Also helps with plantarflexion
tensor fasciae latae
tensor = make super tense, fascia = very strong dense connective tissue, lata = wide
Steady leg and trunk of thigh by tightening IT track
Flex and abduct thigh and rotate medially
tibialis anterior
Runs along the tibia
Prime mover for dorsiflexion
Invert the foot
Support the medial arch of the foot
vastus intermedius
Extends the leg
vastus lateralis
Vastus = big, Lateralis = lateral
Help extend the leg
Stabilize the knee
vastus medialis
Vastus = big, Medialis = middle
Extend the leg
