What is the major nerve of posterior leg and foot?
The sciatic nerve
The sciatic nerve is the largest and longest nerve in the human body, originating at the base of the spine and running along the back of each leg into the foot.
What nerve innervates the lateral and posterior skin of the leg?
Lateral sural cutaneous nerve
Common fibular nerve (blue) – labeled as “peroneal nerve”. Also Lateral sural cutaneous nerve.
What is a major peripheral nerve of the posterior leg?
The sciatic nerve is the largest nerve in the body and is formed by the L4–S3 nerve roots. It provides motor innervation to the muscles of the posterior thigh, the lower leg, and the foot and sensory innervation to the leg.
What nerve controls the posterior thigh?
As the sciatic nerve pierces the greater sciatic foramen, it travels down the posterior thigh posterior to the long head of the biceps femoris. [2] The sciatic nerve and its two branches provide all motor innervation to the posterior thigh.
What nerve controls the right leg?
The sciatic nerve supplies major parts of the skin and muscles in the thigh, leg, and foot. This mixed innervation is responsible for vital motor and sensory functions throughout each leg.
What muscles act on the posterior leg?
Definition | Muscles of the lower extremity below the knee joint that mainly produce movements of the foot at the ankle joint |
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Posterior (plantar flexor) group | Superficial muscle group: – Gastrocnemius – Plantaris – Soleus Deep muscle group: – Tibialis posterior – Flexor hallucis longus – Popliteus – Flexor digitorum longus |
What is posterior leg?
The posterior compartment of the leg is one of the fascial compartments of the leg and is divided further into deep and superficial compartments.
Is posterior cutaneous nerve of thigh a branch of sciatic nerve?
The posterior cutaneous nerve of the thigh (also called the posterior femoral cutaneous nerve) is a sensory nerve in the thigh. It supplies the skin of the posterior surface of the thigh, leg, buttock, and also the perineum….
Posterior cutaneous nerve of thigh | |
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TA2 | 6566 |
FMA | 45337 |
Anatomical terms of neuroanatomy |