Anatomy Lab Wk 8 + 9

what is the function of gluteus Maximus

extends the thigh

what is the origin of the gluteus Maximus

dorsal ilium, sacrum, & coccyx

what is the insertion for the gluetus maximus

gluteal tuberosity

what is the action of gluteus medius

abducts and medially rotates thigh

what is the origin of gluteus medius

in between gluteal lines, on lateral aspect of ilium

what is the insertion of gluteus medius

tendon along greater trochanter of femur

what is the function of gluteus minimus 

abduction and meidal rotatation of thigh

what is the origin of the gluetus minimus

between gluteal lines on the external surface of ilium

what is the insertion of the gluteus minimus

anterior border of trochanter of femur

what is the action of piriformis

rotates ther extended thigh laterally

what is the origin of the piriformis

anterolateral surface of sacrum

what is the insertion of piriformis

greater trochanter of femur

what is the action of the superior gemellus

rotates extended thigh laterally

what is the origin of the superior gemellus

ischial spine

what is the insertion of the superior gemellus

greater trochanter of femur

what is the action of the inferior gemellus

rotates extended thigh laterally

what is the origin of the inferior gemellus

ischial tuberosity

what is the insertion of the inferior gemellus

greater trochanter of femur

what is the action of obturator internus

rotates extended thigh laterally

what is the origin of the obturator internus

obturator membrane, foramen margins, & greater sciatic notch

what is the insertion of the obturator internus

greater trochanter of femur

what is the action of quadtraus femoris

rotates the thigh laterally & stablizes hip joint

what is the origin of the quadtraus femoris

ischial tuberosity

what is the insertion of the quadtraus femoris

intertrochanteric crest of femur

what is the action of the iliopsoas iliacus

thigh and trunk flexion

what is the origin of the ilipsoas: iliacus

iliac fossa & ala of sacrum

what is the insertion of the ilipsoas:: iliacus

lesser trochanter of femur

what is the action of the ilipsoas: psoas major

thigh and trunk flexion. also helps with later flexion of the vertebral column

what is the origin of the iliopsoas: psoas major

transverse processes, bodies & discs of lumbar vertebrae

what is the insertion of the iliopsoas: psoas major

lesser trochanter of femur

what is the action of sartorius

flexion, abduction & lateral flexion of thigh & leg

what is the origin of sartorius

anterior superior iliac spine of ilium

what is the insertion of sartorius

medial aspect of proximal tibia

what is the action of psos minor

assists in trunk flexion

what is the origin of the psoas minor

vertebral bodies of T12-L1 vertebrae

what is the insertion of the psoas minor

iliopectineal eminence & pecten pubis of hip bone

what is the action of the rectus femoris

extension of leg & & flexion of thigh

what is the origin of rectus femoris

anterior inferioriliac spine of ilium & acetabulum

what is the insertion of rectus femoris

patella & tibial tuberosity of tibia via patellar tendon

what is the action of vastus lateralis

extension of leg and stablization of knee

what is the origin of vastus lateralis

greater trochanter & linea aspea of femur

what is the insertion of vastus lateralis

patella & tibial tuberosity of tibia through patellar tendon

what is the action of vatus medialis

extension of leg & stablization off patella

what is the origin of vastus medialis

linea aspera, condylar & intertrochanteric line of femur

what is the insertion of vastus medialis

patella & tibial tuberosity of tibia via patellar tendon

what is the action of vastus intermedius

extension of leg

what is the origin of vastus intermedius

anterior and lateral aspects of proximal femur

what is the insertion of the vastus intermedius

patella & tibial tuberosity of tibia via patellar tendon

what is the action of gracilis

adduction of thigh, flexion & medial rotation of leg

what is the origin of gracilis

inferior ramus of pubis

what is the insertion of gracilis

medial surface of tibia

what is the action of brevis

adduction & medial rotation of thigh

what is the origin of brevis

body & inferior ramus of pubis

what is the insertion of brevis

linea aspera of femur

what is the action of longus

adduction, flexion & medial rotation of thigh

what is the origin of longus

pubis symphysis of pubis

what is the insertion of longus

linea aspera of femur

what is the action of Magnus

adduction, medial rotation, flexion & extension of thigh

what is the origin of Magnus

ischial, pubic ramus, & ischial tuberosity of ischium

what is the action of pectineus

adductionn, flexion & medial rotation of thigh

what is the origin of pectineus

pectineal line of pubis

what is the insertion of pectineus

in between lesser trochanter to linea aspera of posterior aspect of femur

what is the action of semitendiosus

extendsion of thigh and flexion of leg

what is the origin of semitendiosus

ischial tuberosity of ischium

what is the insertion of semtendinosus

medial aspect of tibia

what is the action of semimembranous

extension of thigh & flexion of leg

what is the origin of semimembranous

ischial tuberosity of ischium

what is the insertion of semimembranos

medial aspect of tibia

what is the action of biceps femoris

extension of thigh & flexion of leg

what is the origin of biceps femoris

ischial tuberosity of ischium

what is the insertion of biceps femoris

converges to common tendon into lateral condyle of tibia

what is the action of tibialis anterior

dorsiflexion of foot & helps with arch of foot

what is the origin of tibialis anterior

lateral condyle & body of tibia

what is the insertion of tibialis anterior

medial cuneiform & first metatarsal bone

what is the action of extensor hallucis longus

extension of big toe

what is the origin of extensor hallucius longus

anteromedial body of fibula & interosseous membrane

what is the insertion of extensor hallucis longus

distal phalanx of big toe

what is the action of fibularis tertius

plantar flexion & eversion of foot

what is the origin of fibularis tertius

lateral aspect of fibula

what is the insertion of fibularis tertius

first metatarsal & medial cuneiform bone

what is the action of extensor digitorum longus

extension of toe

what is the origin of extensor digitorum longus

lateral condyle of tibia and ¾ of fibula, & interosseous membrane

what is the insertion of extensor digitorum longus

middle & distal phalanges of 2-5th toes through extensor expansions

what is the action of gastrocnemius

plantar flexion & leg flexion when foot is dorsiflexed

what is the origin of gastrocnemius

medial and lateral condyles of femur

what is the insertion of gastrocnemius

posterior aspect of calcaneus

what is the action of plantaris

assists in flexion of leg & plantar flexion

what is the origin of plantaris

posterior side of femur

what is the insertion of plantaris

calcaneus bone via tendon

what is the action of soleous

plantar flexion of foot

what is the origin of soleous

extensive on superior part of tibia

what is the insertion of soleous

calceneus bone via tendon

what is the action of popliteus

flexion & medial rotation of leg to unlock the knee from extension & helps with lateral rotation of thigh

what is the origin of popliteus

lateral condyle of femur & lateral meniscus of knee

what is the insertion of popliteus

promixal tibia

what is the action of tibialis posterior

inversion of foot

what is the origin of tibalis posterior

superior part of tibia & fibula, & interosseous membrane

what is the insertion of tibialis posterior

first into tendon on middle malleolus & second into tarsals & metatarsals 2-5

what is the action of flexor hallucis longus

plantar flexion & inverson of foot

what is the origin of flexor hallucis longus

distal phalanx of great toe