Movments of the Lower limb

Question 1

Hip Flexion

Answer 1

Muscles: Iliopsoas, Rectus Femoris, Sartorius, Pectineus
Nerve: Femoral nerve (L2-L4)

Question 2

Hip Extension

Answer 2

Muscles: Gluteus maximus, Hamstrings (Biceps femoris, Semitendinosus, Semimembranosus)

Nerve: Inferior gluteal nerve (L5-S2) for Gluteus maximus, and Tibial part of Sciatic nerve (L5-S2) for Hamstrings

Question 3

Hip Abduction

Answer 3

Muscles: Gluteus medius, Gluteus minimus, Tensor fasciae latae

Nerve: Superior gluteal nerve (L4-S1)

Question 4

Hip Adduction

Answer 4

Muscles: Adductor longus, Adductor brevis, Adductor magnus (adductor part), Gracilis, Pectineus

Nerve: Obturator nerve (L2-L4)

Question 5

Hip internal rotation

Answer 5

Muscles: Gluteus medius, Gluteus minimus, Tensor fasciae latae

Nerve: Superior gluteal nerve (L4-S1)

Question 6

Hip External rotation

Answer 6

Muscles: Piriformis, Obturator internus, Gemelli, Quadratus femoris, Gluteus maximus
Nerve: Inferior gluteal nerve (L5-S2), Nerve to Piriformis (S1-S2), Nerve to Obturator internus (L5-S1)

Question 7

Knee Flexion

Answer 7

Flexion:

Muscles: Hamstrings (Biceps femoris, Semitendinosus, Semimembranosus), Gastrocnemius, Sartorius, Gracilis, Popliteus

Nerve: Tibial nerve (L4-S3) for Hamstrings, and Femoral nerve (L2-L4) for Sartorius

Question 8

Knee extension

Answer 8

Muscles: Quadriceps femoris (Rectus femoris, Vastus lateralis, Vastus medialis, Vastus intermedius)
Nerve: Femoral nerve (L2-L4)

Question 9

Ankle dorsiflexion

Answer 9

Dorsiflexion:

Muscles: Tibialis anterior, Extensor hallucis longus, Extensor digitorum longus, Peroneus (fibularis) tertius
Nerve: Deep fibular nerve (L4-S1)

Question 10

Plantar flexion

Answer 10

Muscles: Gastrocnemius, Soleus, Plantaris, Tibialis posterior, Flexor hallucis longus, Flexor digitorum longus, Peroneus (fibularis) longus, Peroneus (fibularis) brevis
Nerve: Tibial nerve (S1-S2)

Question 11

Inversion of the Foot

Answer 11

Muscles: Tibialis anterior, Tibialis posterior
Nerve: Tibial nerve and Deep fibular nerve (L4-L5)

Question 12

Eversion of the Foot

Answer 12

Muscles: Peroneus longus, Peroneus brevis, Peroneus tertius
Nerve: Superficial fibular nerve (L5-S1)

Question 13

Flexion of the Toes

Answer 13

Muscles: Flexor hallucis longus (for big toe), Flexor digitorum longus (for lateral toes)
Nerve: Tibial nerve (L5-S2)

Question 14

Extension of the toes

Answer 14

muscles: Extensor hallucis longus (for big toe), Extensor digitorum longus (for lateral toes)
Nerve: Deep fibular nerve (L4-S1)

Question 15

overall what nerves?
thigh/Leg
- anterior
- medial /Lateral
- posterior

Answer 15

Anterior Compartment of the Thigh (e.g., Quadriceps): Femoral nerve (L2-L4)

Medial Compartment of the Thigh (e.g., Adductors): Obturator nerve (L2-L4)

Posterior Compartment of the Thigh (e.g., Hamstrings): Tibial nerve (L5-S2)

Anterior Compartment of the Leg (e.g., Tibialis anterior): Deep fibular nerve (L4-S1)

Posterior Compartment of the Leg (e.g., Gastrocnemius): Tibial nerve (S1-S2)

Lateral Compartment of the Leg (e.g., Peroneus longus): Superficial fibular nerve (L5-S1)