Unit 3, Lower Limbs Flashcards
(21 cards)
Psoas Major O, I, A, Inner.
O- bodies and transverse processes of lumbar vertebrae
I- lesser trochanter
A- flex thigh
Inner.- femoral n.
Illiacus O, I, A, Inner.
O- Illiac fossa
I- lesser trochanter
A- flex thigh
Inner.- femoral n.
What forms after the psoas major and illiacus go under the longitudinal ligament?
Iliopsoas
Rectus Femoris O, I, A, Inner.
O- anterior inferior iliac spine
I- tibial tuberosity
A- extend leg, flex thigh
Inner.- femoral n.
Vastus lateralis O, I, A, Inner.
O- linea aspera and greater trochanter
I- tibial tuberosity
A- extend leg
Inner.- femoral n.
Vastus Medialis O, I, A, Inner.
O- Linea aspera
I- tibial tuberosity
A- extend leg
Inner.- femoral n.
Vastus Intermedius O, I, A, Inner.
O- anterior and lateral shaft of femur
I- tibial tuberosity
A- extend leg
Inner.- femoral n.
Sartorius O, I, A, Inner.
Indian Style
O- anterior superior iliac spine
I- medial, proximal tibia
A- flex leg, flex thigh, laterally rotate thigh
Inner.- femoral n.
Gluteus Maximus O, I, A, Inner.
O- posterior ilium and sacrum
I- Gluteal tuberosity of femur, iliotibial tract
A- extend thigh, laterally rotate thigh
Inner.- Inferior gluteal n
Tensor Fasciae Latae O, I, A, Inner.
O- iliac crest, anterior superior iliac spine
I- Iliotibial tract
A- abduct thigh, flex thigh
Inner.- superior gluteal n
Gluteus Medius O, I, A, Inner.
O- lateral ilium
I- greater trochanter
A- Anterior fibers: flex and medially rotate thigh
Middle Fibers: abduct thigh
Posterior Fibers: extend and laterally rotate thigh
Inner.- superior gluteal n.
Gluteus Minimus O, I, A, Inner.
O- lateral ilium (inferior to medius)
I- greater trochanter
A- Anterior fibers: flex and medially rotate thigh
Middle Fibers: abduct thigh
Posterior Fibers: extend and laterally rotate thigh
Inner.- superior gluteal n.
Piriformis O, I, A, Inner.
O- Anterior surface of sacrum
I- greater trochanter
A- laterally rotate thigh
Inner.- S1-2 ventral rami
Semitendinosus O, I, A, Inner.
O- ischial tuberosity
I- medial surface of proximal tibia
A- extend thigh, flex leg
Inner.- tibial division of sciatic n.
Semimembranosus O, I, A, Inner.
O- ischial tuberosity
I- posterior surface of medial condyle of tibia
A- extend thigh, flex leg
Inner.- tibial division of sciatic n.
Biceps Femoris:
Long Head O, I, A, Inner.
Short Head O, I, A, Inner.
Long Head: O- ischial tuberosity I- head of fibula A- extend thigh, flex leg Inner.- tibial division of sciatic n.
Short Head: O- linea aspera I- head of fibula A- flex leg Inner.- common fibular division of sciatic n.
Pectineus O, I, A, Inner.
O- superior pubic ramus
I- posterior femur just distal to lesser trochanter
A- adduct, flex, laterally rotate thigh
Inner.- obturator n.
Adductor longus O, I, A, Inner.
O- body of pubis
I- linea aspera (distal to adductor brevis)
A- adduct, flex, laterally rotate thigh
Inner.- obturator n.
Adductor Brevis O, I, A, Inner.
O- body of pubis and inferior pubic ramus
I- linea aspera (proximal to adductor longus)
A- adduct, flex, laterally rotate thigh
Inner.- obturator n.
Gracilis O, I, A, Inner.
O- body of pubis and inferior pubic ramus
I- medial surface of proximal tibia
A- adduct, flex thigh, flex leg
Inner.- obturator n.
Adductor Magnus O, I, A, Inner.
O- inferior pubic ramus, ischial ramus, ischial tuberosity
I- linea aspera, adductor tubercle
A- adduct thigh, extend leg
Inner.- obturator n. (adductor part), tibial n. (hamstring part)
