LL Flashcards
glut max origin
broad origin post to ilium doral surface of sacrumand coccyx
glut max insweiton
iliotibial tract and gluteal tuberosity
glut max action
extend thigh at hip, assists in rising form seatin poition, assists in lateral rotation
glut max innervatio
inf. gluteal n
glut med origin
broad area of ext surface of ilium btw ant and post gluteaal lines
glut med insertion
lateral surface of greater trochanter of femur
glut med action
abduct and medially rotate thigh
glut med innervation
superior gluteal n
glut min origin
originate from broad area of the external surface of ilium between anterior and posterior gluteal lines
glut min inseriton
The gluteus minimus inserts on the anterior surface of the greater trochanter of femur
glut min action
abduct and medially rotate thigh - Keeps pelvis level when opposite leg is raised
glut min innervation
Superior gluteal nerve
piriformis origin
Ant. Surface of sacrum
piriformis insertion
Superior border of greater trochanter
piriformis action
lateral rotation and abduction of flexed thigh at hip
piriformis innervation
Branches from L5, S1, S2
obturator internus oriign
Obturator membrane and surronding bone
obturator internus insertion
Medial surfaace of greater trochanter
obturator internus action
Lateral rotation of the extended , abduction of the flexed thigh at hip j
obturator internus innervation
Nerve to obturator internus
gemellus superiro oriign
ischial spine
gemellus superior insertion
Insertion: medial surface of greater trochanter
gemellus superior action
Function: lateral rotation of the extended, abduction of the flexed thigh at the hip j.
gemellus superior innervation
Innervation: nerve to obturator internus
gemellus inferior origin
Origin: superior aspect of the ischial tuberosity
gemellus inferior insertion
Insertion: medial surface of greater trochanter
gemellus inferior action
Function: lateral rotation of the extended, abduction of the flexed thigh at the hip j.
gemelllus inferior innervation
Innervation: nerve to quadratus femoris
quadratus femoris origin
Origin: lateral aspect of the ischial tuberosity
quadratus femoris inseriton
Insertion: quadrate tubercle on the intertrochanteric crest
quadratus femoris action
Function: lateral rotation of the thigh at the hip j.
quadratus femoris innervation
Innervation: nerve to quadratus femoris
biceps femoris origin
long head - ischial tuberosity
short head - linea aspera and lateral supracondylar line
biceps femoris insertion
Insertion: lateral aspect of head of fibula
biceps femoris action
flex leg and laterally rotates (knee)
extend thigh at hip
biceps femoris innervation
sciatic
semitendinosus origin
ischial tuberosity
semitendinosus insertion
Medial surface of prox.
semitendinosus action
flex and medially rotate leg (knee) and extend thigh at hip
semitendinosus innervation
sciatic - tibial div
semimembranosus origin
ischial tuberositys
semimembranosus insertion
medial tibial condyle
semimembranosus action
flex and medially rotates leg (knee), extend thigh at hipsemi
semimembranosus innervation
sciatic n
function of anterior compartment muscles
flex thigh at hip
ext leg at knee
innervation of anterior compartment of thigh
femoral n
function of medial comparmtnet muscles (thigh)
adductors of thigh at hip
innervation of medial compartment thigh
obturator n
function of posterior compartment of thigh
ext thigh at hip
flex leg at knee
posterior compartment of thigh innervation
sciatic
iliopsoas origin
Psoas: Transverse processes bodies and IV discs of T XII to L V vertebra. Psoas minor muscle might also be present
Iliac: iliac fossa
iliopsoas insertion
The muscles fuse distally, pass below the inguinal ligament to insert on lesser trochanter of femur.
iliopsoas action
flex thigh at hip
iliopsoas innervation
- anterior rami of L1-L3 nerves (psoas major) -
femoral nerve (iliacus
tensor fasciae latae origin
Outer margin of iliac crest post. To ASIS
tensor fasciae latae insertion
iliotibial tract
tensor fascia latae action
stablise knee and hip j
tensor fasciae latae innervation
superior gluteal n
sartorius origin
ASIS
sartorius insertion
pes anerinus
sartorius action
Assists in flexion of thigh at hip and leg at knee j.
Abducts the thigh and laterally rotates
sartorius
innervation
femoral
rectus femoris origin
AIIS
rectus femoris insertion
tibial tuberosity
rectus femoris action
flexes thigh at hip, extends leg at knee
rectus femoris innervation
femoral
vastus lateralis oriign
Intertrochanteric line, greater trochanter, gluteal tuberosity, linea aspera
vastus lateralis insertion
tibial tuberosity
vastus lateralis action
ext leg at knee
vastus lateralis innervation
femoral
vastus medialis origin
Intertrochanteric line, greater trochanter, gluteal tuberosity, linea aspera
vastus medialis insertion
Tibial tuberosity (via quad femoris tendon and patella lig)
vastus medialis action
ext leg at knee
vastus medialis innervation
femoral
vastus intermedialis origin
upper anterior and lateral femur
vastus intermedialis inseriton
tibial tuberoisty
vastus inermedialis action
ext leg at knee
vastus inermedialis innervatio
femoral
gracilis origin
pubic bone
gracilis insertion
pes anserinus
gracilis action
adductor of thigh at hip and flex leg at knee
gracilis innervation
obturator
pectineus oriign
pecten pubis
pectineus insertion
pectineal line
pectineus innervation
obturator
adductor longus oriign
anterior surface of pubic bone
adductor longus insertion
linea aspera
adductor brevis origin
body of pubis
adductor longus insertion
linea aspera
adductor magnus origin
Two parts:
adductor part originates at ischiopubic ramus,
hamstring part – originates at ischial tuberosity
adductor magnus insertion
Adductor part: linea aspera
Hamstring part: adductor tubercle
adductor magnus action
Adducts and medially rotate thigh at hip
adductor magnus innervation
Obturator nerve except hamstring part of the adductor magnus supplied by the sciatic n
action anterior compartment of leg
dorsiflexors (extensors) at the ankel joint and extensors of the toes
anterior compartment of leg innervation
deep fibular
lateral compartment of leg function
evert foot
lateral compartment of leg innervation
superfical fibular n
posterior compartment action
Plantar flex the foot, flex the toes and invert the foot
posterior compartment of leg innervation
tibial
where does superior gluteal artery run btw
glut med and miin
what is the chief artery of the thigh
profunda femoral artery
extrinsic muscles of back movements
move upper limbs and ribs
intrinsic muscles movement
intrinisc muscles: maintain posture and move vertebral column
movements of cervical vertebrae
- Movements: flexion, extension, rotation, and some lateral flexion, –
what are the true ribs
1-7
what are the false ribs
8-10
what are the floating ribs
11 and 12
function of anterior longitudinal ligament
- The anterior longitudinal ligament - maintains stability of the joints between the vertebral bodies and - prevents hyperextension of the vertebral column.
function of posterior longitudinal lig
- The posterior longitudinal ligament: - maintains stability of the joints between the vertebral bodies and - prevents hyperflexion of the vertebral column.
function of ligamentum flavum
- Helps to preserve the normal curvature of the vertebral column and assists with straightening of the VC after flexing
atlanto-occiptal joint type
synovial, condyloid
