Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
25 Cards in this Set
- Front
- Back
|
Semimembranosus
|
Origin: Ischial tuberosity
Insertion: posterior part of medial tibial condyle Innervation: Tibial division of sciatic nerve (L5-S3) Action: flexes knee, thigh extension |
|
|
Semitendinosus
|
Origin: Ischial tuberosity
Insertion: Upper part of medial surface of shaft of tibia Innervation: Tibial division of sciatic nerve (L5-S3) Action: flexes knee, thigh extension |
|
|
Biceps Femoris
|
Origin:
long head - ischial tuberosity short head - linea aspera and lateral supracondylar line Insertion: Fibular head Innervation: long head - tibial division of sciatic nerve short head - common peroneal division of sciatic nerve Action: flexes knee and externally rotates leg |
|
|
Gastrocnemius
|
Origin: lateral and medial femoral condyles
Insertion: calcaneus via calcaneal tendon Innervation: Tibial Nerve (S1-S2) Action: plantar flexes foot w/ knee extended, flexes knee |
|
|
Soleus
|
Origin: posterior and superior fibula, medial border of tibia
Insertion: calcaneal tendon Innervation: Tibial nerve Action: plantar flexes foot and stabilizes leg on foot |
|
|
Plantaris
|
Origin: lateral supracondylar line of femur
Insertion: calcaneal tendon Innervation: Tibial nerve Action: assists with plantar flexion |
|
|
Popliteus
|
Origin: lateral surface of lateral condyle of femur and lateral meniscus
Insertion: posterior surface of tibia Innervation: Tibial N Action: weak flexor of knee, unlocks knee by medially rotation tibia |
|
|
Tibialis Posterior
|
Origin: posterior surface of tibia and fibula, most of interosseus membrane
Insertion: occupies medial malleolar grove, inserts onto tarsal bones and 2-4 metacarpal bases Innervation: tibial N Action: plantar flexes ankle and inverts foot |
|
|
Flexor Digitorum Longus
|
Innervation: Tibial N
Origin: Medial portion of posterior surface of tibia Insertion: 2-5 distal phalanges Action: flexes toes, assists with ankle plantar flexion and inversion of foot |
|
|
Flexor Hallcus Longus
|
Innervation: Tibial N
Origin: lower two thirds of posterior fibular surface, interosseus membrane Insertion: posterior talus body Action: flexes great toe, assists with ankle plantar flexion and inversion of foot |
|
|
Pectineus
|
Innervation: Femoral Nerve (L2-L4)
Origin: Superior ramus of pubic bone Insertion: upper medial shaft of femur Action: adducts and flexes thigh |
|
|
Illiacus
|
Innervation: Femoral N (L2-L4)
Origin: Superior 2/3 of illiac fossa Insertion: Tendon of psoas major, lesser trochanter Action: flexes thigh |
|
|
Psoas Major
|
Innervation: Ventral rami of lumbar N (L1-L3)
Origin: T12-L5 vertebrae (transverse processes) Insertion: lesser trochanter with illiacus Action: flexes thigh |
|
|
Psoas minor
|
Innervation: Lumbar Nerves L1-L2
Origin: T12-L5 vertebrae Insertion: pectineal line Action: weak flexor of thigh |
|
|
Illiopsoas
|
Innervation: Ventral Rami L1-4 and Femoral N
Origin: Illacus and Psoas major Insertion: lesser trochanter of femur Action: flexes hip |
|
|
Sartorius
|
Innervation: Femoral N
Origin: ASIS Insertion: upper part of medial surface of tibia Action: flexes hip and knee |
|
|
Rectus Femoris
|
Innervation: Femoral N
Origin: AIIS Insertion: patellar tendon |
|
|
Vastus lateralis, Intermedius, Medialis
|
Innervation: Femoral N
Origin: Lateralis - lateral lip of linea aspera and lateral gluteal tuberosity Intermedius - anterior shaft of femur Medialis - linea aspera and intertrochanteric line Insertion: patellar tendon Action: Extend knee |
|
|
Adductor Longus and Brevis
|
Innervation: Obturator N
Origin: anterior part of pubic bone Insertion: Longus - middle linea aspera Brevis - proximal part linea aspera Action: adduct thigh |
|
|
Adductor Magnus
|
Innervation:
Adductor - Obturator N Hamstring - Tibial portion of Sciatic N Origin: Adductor - inferior pubic ramus, ischial ramus Hamstring - ischial tuberosity Insertion: Adductor - linea aspera Hamstring - adductor tubercle of femur Action: adducts and extends thigh |
|
|
Gracillis
|
Innervation: Obturator N
Origin: Inferior Pubic Ramus Insertion: upper part, medial surface of tibia Action: adducts hip, flexes knee |
|
|
Obturator Externus
|
Innervation: Obturator N
Origin: External surface of Obturator Foramen Insertion: Trcochanteric fossa of femur Action: externally rotates thigh |
|
|
Gluteus Maximus
|
Innervation: Inferior Gluteal N
Origin: Posterior Gluteal Surface Insertion: Gluteal Tuberosity Action: Extensor of hip and lateral rotation of femur |
|
|
Gluteus Medius and Minimus
|
Innevation: Superior Gluteal N
Origin: Medius - middle gluteal line Minimus - Anterior gluteal surface Insertion: Medius - Posterior part of greater trochanter Minimus - Anterior part of greater trochanter Action: abduction of hip and medial rotaiton |
|
|
Tensor Fascia Lata
|
Innervation: Superior Gluteal N
Origin: Tubercle of Illiac Crest Insertion: Iliotibial band Action: Abductor of hip and medial rotation |
