Lab 14: Muscle Charts (Part 1)

flex the hip

psoas major & iliacus

action

lesser trochanter & merge to form the iliopsoas

psoas major & iliacus

insertion

femoral nerve

iliacus, sartorius, quadriceps muscle group (rectus femoris, vastus intermedius, vastus lateralis, vastus medialis)

= anterior thigh muscles

innervation

hip: flexion, abduction & lateral rotation & knee: flexion & medial rotation

sartorius

action

anterior superior iliac spine (ASIS)

sartorius

origin

pes anserine insertion

sartorius

insertion

hip: flexion

knee: extension

rectus femoris

action

AIIS

rectus femoris

origin

extends knee

vastus intermedius, vastus lateralis, vastus medialis

action

greater trochanter, gluteal tuberosity, linea aspera

vastus lateralis

origin

linea aspera

vastus medialis

origin

quadriceps tendon to patella and then patellar ligament to tibial tuberosity

all quadriceps muscle group (4)

insertion

flexes, abducts & medially rotates hip

tensor fasciae latae

action

iliotibial tract (to gerdy’s tubercle)

tensor fasciae latae

insertion

superior gluteal nerve

tensor fasciae latae

innervation

hip: adduction & medial rotation & knee: flexion & medial rotation

gracilis

action

pes anserine insertion

gracilis

insertion

obturator nerve

gracilis, adductor longus, adductor brevis

innervation

adducts, medially rotates, & flexes hip

adductor longus & adductor brevis

action

linea aspera of femur

adductor longus & adductor brevis

insertion

adducts, medially rotates & flexes hip

pectineus

action

pectineal line of femur

pectineus

insertion

femoral nerve & obturator nerve

pectineus

innervation

adductor part: adducts, medially rotates, & flexes hip & hamstring part: extends & laterally rotates hip

adductor magnus

action

adductor part: inferior ramus of pubis & hamstring part: ischial tuberosity

adductor magnus

origin

adductor part: linea aspera & hamstring part: adductor tubercle

adductor magnus

insertion

adductor part: obturator nerve & hamstring part: tibial division of sciatic nerve

adductor magnus

innervation