Muscles of the Lower Limb Flashcards
Whence does Iliacus originate?
Ilium, Sacrum
Where does Iliacus insert?
Lesser trochanter
What actin does Iliacus facilitate?
Hip Flexion
What innervates Iliacus?
Femoral Nerve
Whence does Psoas Major originate?
Lumbar Vertebrae
Where does Psoas Major insert?
Lesser Trochanter
What actions does Psoas Major faciliate?
Hip Flexion
What innervates Psoas major?
Anterior Rami (L1-L3)
Whence does Sartorius originate?
Iliac Spine
Where does Sartorius insert?
Proximal Medial Tibia
What actions does Sartorius facilitate?
Hip flexion, Abduction, Lateral rotation
What innervates Sartorius?
Femoral Nerve
Whence does Pectinius originate?
Pubis
Where does Pectinius insert?
For ease - Lesser Trochanter
For accuracy - Pectineal Line
What actions does Pectinius facilitate?
Hip flexion, Adduction, Medial Rotation
What innervates Pectinius?
Obturator Nerve
Whence does Adductor Brevis originate?
Pubis
Where does Adductor Brevis insert?
Femur (Linea Aspera)
What actions does Adductor Brevis facilitate?
Hip Flexion, Adduction, Medial Rotation
What innervates Adductor Brevs?
Obturator Nerve
Whence does Adductor Longus originate?
Pubis
Where does Adductor Longus insert?
Femur (Linea Aspera)
What actions does Adductor Longus facilitate?
Hip Flexoin, Adduction, Medial Rotation
What innervates Adductor Longus?
Obturator Nerve
Whence does Adductor Magnus originate?
Pubis, Ischium
Where does Adductor Magnus insert?
Femur (Linea Aspera)
What actions does Adductor Magnus facilitate?
Hip Flexion, Adduction, Medial Rotation
What innervates Adductor Magnus?
Obturator Nerve
Whence does Gracilis originate?
Pubis, Ischium
Where does Gracilis insert?
Proximal Medial Tibia
What actions does Gracilis facilitate?
Hip Flexion, Adduction, Medial Rotation
What innervates Gracilis?
Obturator Nerve
Whence does Gluteus Maximus originate?
Ilium, Sacrum, Coccyx
Where dies Gluteus Maximus insert?
Femur (Gluteal Tuberosity)
What action does Gluteus Maximus facilitate?
Hip Extension
What innervates Gluteus Maximis?
Gluteal Nerves
Whence does Gluteus Medius originate?
Ilium
Where does Gluteus Medius insert?
Femur (Greater Trochanter)
What actions does Gluteus Medius facilitate?
Hip Extension, Medial Rotation
What innervates Gluteus Medius?
Gluteal Nerves
Whence does Gluteus Minimus originate?
Ilium
Where does Gluteus Minimus insert?
Femur (Greater Trochanter)
What actions does GLuteus Minimius facilitate?
Hip Abduction, Medial Rotation
What innervates Gluteus Minimus?
Gluteal Nerves
Whence do the Obturator Muscles originate?
Pubis, Ischium
Where do the Obturator Muscles insert?
Femur (Greater Trochanter)
What action do the Obturator Miuscles facilitate?
Hip Lateral Rotation
What innervates the Obturator Muscles?
Obturator Internus Nerve
Whence do the Gemelli originate?
Ischium
Where to the Gemelli insert?
Femur (Greater Trochanter)
What actions do the Gemelli facilitate?
Hip Lateral Rotation
What innervates the Gemelli
Nerve to Obturator Internus (Sup.)
Nerve to Quadratus Femoris (Inf.)
Whence does Quadratus Femoris originate?
Ischium
Where does Quadratus Femoris insert?
Femur
What action does Quadratus Femoris factilitate?
Hip Lateral Rotation
What innervates Quadratus Femoris?
‘Nerve to Quadratus Femoris’ -_-
Whence does Rectus Femoris originate?
Ilium
Where does Rectus Femoris insert?
Tibial Tuberosity via patella
What action does Rectus Femoris facilitate?
Knee Extension
What innervates Rectus Femoris?
Femoral Nerve
Whence does Vastus Lateralis Originate?
Femur
Where does Vastus Lateralis insert?
Tibial Tuberosity via patella
What action does Vastus Lateralis facilitate?
Knee Extension
What innervates Vastus Lateralis?
Femoral Nerve
Whence does Vastus Intermedius originate?
Femur
Where does Vastus Intermedius insert?
Tibial Tuberosity via patella
What action does Vastus Intermedius facilitate?
Knee Extension
What innervates Vastus Intermedius?
Femoral Nerve
Whence does Vastus Medialis originate?
Femur
Where does Vastus Medialis insert?
Tibial Tuberosity via patella
What action does Vastus Medialis facilitate?
Knee Extension
What innervates Vastus Medialis?
Femoral Nerve
Whence does Biceps Femoris originate?
Ischium, Femur
Where does Biceps Femoris insert?
Fibular Head, Tibia (Lateral Condyle)
What action does Biceps Femoris facilitate?
Knee Flexion
What innervates Biceps Femoris?
Sciatic Nerve
Whence does Semimembranosus originate?
Ischium (Tuberosity)
Where does Semimembranosus insert?
Tibia (Medial Condyle)
What action does Semimembranosus facilitate?
Knee Flexion
What innervates Semimembranosus?
Sciatic Nerve
Whence does Semitendonosus originate?
Ischium (Tuberosity)
Where does Semitendonosus insert?
Medial Tibia
What action does Semitendonosus facilitate?
Knee Flexion
What innervates Semitendonosus?
Sciatic Nerve
Whence does Popliteus originate?
Femur (Lateral Condyle)
Where does Popliteus insert?
Proximal Tibia
What actions does Popliteus facilitate?
Knee Flexion, Medial Rotation
What innervates Popliteus?
Sciatic Nerve
Whence does Tibialis Anterior originate?
Tibia
Where does Tibialis Anterior insert?
Tarsals, Metatarsals
What actions does Tibialis Anterior facilitate?
Foot Dorsiflexion, Inversion
What innervates Tibialis Anterior?
Fibular Nerves
Whence does Tibialis Posterior originate?
Tibia, Fibula
Where does Tibialis posterior insert?
Tarsals, Metatarsals
What action does Tibialis Posterior facilitate?
Foot Inversion
What innervates Tibialis Posterior?
Tibial Nerve
Whence does Gastrocnemius originate?
Femoral Condyles
Where does Gastrocnemius insert?
Calcaneus
What action does Gastrocnemius facilitate?
Plantarflexion
What innervates Gastrocnemius?
Tibial Nerve
Whence does Soleus originate?
Tibia, Fibula
Where does Soleus insert?
Calcaneus
What action does Soleus facilitate?
Plantarflexion
What innervates Soleus?
Tibial Nerve
Whence does Plantaris originate?
Femur
Where does Plantaris insert?
Calcaneus
What action does Plantaris facilitate?
Plantarflexion
What innervates Plantaris?
Tibial Nerve?
Whence does Peroneus Longus originate?
Fibula
Where does Peroneus Longus insert?
Tarsals, Metatarsals
What actions does Peroneus Longus facilitate?
Plantarflexion, Eversion
What innervates Peroneus Longus?
Superficial Fibular (Peroneal) Nerve
Whence does Peroneus Brevis originate?
Fibula
Where does Peroneus Brevis insert?
5th Metatarsal
What actions does Peroneus Brevis facilitate?
Plantarflexion, Eversion
What innervates Peroneus Brevis?
Superficial Fibular Nerve
Whence does Flexor Digitorum Longus originate?
Tibia
Where does Flexor Digitorum Longus insert?
Distal Phalanges 2-5
What action does Flexor Digitorum Longus facilitate?
Toe Flexion
What innervates Flexor Digitorum Longus?
Tibial Nerve
Whence does Flexor Hallucis Longus originate?
Fibula
Where does Flexor Hallucis Longus insert?
Distal Phalanx of Great Toe
What action does Flexor Hallucis Longus facilitate?
Great Toe Flexion
What innervates Flexor Hallucis Longus?
Tibial Nerve
Whence does Extensor Digitorum Longus originate?
Tibia, Fibula
Where does Extensor Digitorum Longus insert?
Distal Phalanges 2-5
What action does Extensor Digitorum Longus facilitate?
Toe Extension
What innervates Extensor Digitorum Longus?
Fibular Nerves
Whence does Extensor Hallucis Longus originate?
Fibula
Where does Extensor Hallucis Longus insert?
Distal Phalanx of Great Toe
What action does Extensor Hallucis Longus facilitate?
Great Toe Extension?
What innervates Extensor Hallucis Longus?
Fibular Nerves
