Leg Innervation

The tibial nerve branches from the sciatic nerve in the

distal 1/3 of the thigh

The saphenous nerve courses with the __ vessels in the femoral triangle and adductor canal.

femoral

The saphenous nerve travels with what vein?

great saphenous vein

The deep fibular nerve courses through the anterior fibular septa, then deep to _1_ muscle and joins the _2_ vessels and courses distally by terminating as _3_ and _4_

1. Extensor digitorum longus 2. anterior tibial vessels 3. medial terminal 4. lateral terminal branches

Branches of the tibial nerve include (5)

1. articular 2. muscular 3. medial sural cutaneous nerve 4. medial calcaneal nerve

Branches of the common fibular nerve include

1. articular branches to the knee joint 2. lateral sural cutaneous nerve 3. superficial fibular nerve 4. deep fibular nerve

The tibial nerve courses deep to the long head of _1_ and through the popliteal fossa with the _2_ vessels and then superficial to the _3_; then between the _4_; then between the _5_of the soleus muscle; then it pierces the deep transverse fascia and courses deep to the soles into the deep posterior compartment of the leg; it then courses distally with the __6_ vessels

1. biceps femoris 2. popliteal vessels 3. popliteus muscle 4. two heads of the gastrocnemius 5. tibial and fibular portion 6. posterior tibial arteries

The common fibular nerve courses along the lateral aspect of the popliteal fossa between the tendon of _1_ and the lateral head of _2_; then around the _3_ of the fibula piercing the posterior fibular septa; then deep to the _4_ muscle.

1. biceps femoris 2. gastrocnemius mucle 3. neck 4. fibularis longus

The medial sural cutaneous nerve terminates by uniting with _1_ from the _2_nerve to form _3_

1. communicating ramus 2. lateral sural cutaneous nerve 3. sural nerve

Branches of the sural nerve include

1. cutanous 2. lateral calcaneal nerves

The common fibular nerve terminates between the _1_ and the _2_.

1. fibularis longues 2. neck of the fibula

The superficial fibular nerve branches in the lateral compartment of the leg between _1_ and _2_

1. fibularis longus 2. neck of the fibula

The deep fibular nerve branches in the lateral compartment of the leg between _1_ and the _2_

1. fibularis longus muscle 2. neck of the fibula

Name the three branches of the saphenous nerve

1. infra patellar branch 2. anterior 3. posterior

The sural nerve courses inferior to the _1_ it continues onto the dorsolateral aspect of the foot as the _2_

1. lateral malleolus 2. lateral dorsal cutaneous nerve

The _1__ gives off a communicating branch which unites with the _2_ to form the aural nerve

1. lateral sural cutaneous nerve 2. medial sural cutaneous nerve

The superficial fibular nerve courses distally in the lateral compartment of the leg just posterior to the anterior fibular septum and row cutaneous as _1_ and _2_ nerves. In the leg it has a _3_ and _4_ branch

1. medial dorsal cutaneous n 2. intermediate dorsal cutaneous nerve 3. muscular 4. cutaneous

The saphenous nerve pierces the deep fascia between the tendons of _1_ and _2_

1. sartorious 2. gracilis m.

Terminating branches of the common fibular nerve include

1. superificial fibular nerve 2. deep fibular nerve

The medial aural cutaneous nerve courses between _1_ and innervates the skin on the __2_

1. two heads of the gastrocnemius muscle 2. upper middle portion of the upper posterior aspect of the leg

The common fibular nerve branches from the sciatic nerve where?

Distal 1/3 of the thigh

The muscular branches of deep fibular nerve innervate what?

The anterior compartment of leg muscles

What does the lateral sural cutaneous nerve innervate?

The skin on the upper posterior lateral aspect of the leg

The saphenous nerve does NOT pass through the adductor hiatus but rather___

courses along the medial aspect of the knee

Where does the lateral sural cutaneous nerve branch?

in the popliteal fossa

The tibial nerve terminates proximal to the __ by dividing into M and L plantar nerves

porta pedis

What innervates the skin around the medial malleous?

posterior branch of the saphenous nerve

The __ branches from the femoral nerve in the anterior compartment of the thigh.

saphenous nerve

The cutaneous branch of the superficial fibular nerve innervates the

skin on the lower anterolateral aspect of the leg

The lateral calcaneal nerve of the sural nerve innervates

skin on the posterior aspect and lateral aspect of the heel

The articular branches of the deep fibular nerve innervate?

the ankle joints

What innervates the skin over the tibial tuberosity?

the infra patellar branch of the saphenous nerve

The articular branch of the tibial nerve innervates

the knee joint proximally and the ankle joint distally

The muscular branch of the superficial fibular nerve innervates what?

the lateral compartment of leg muscles

The muscular branch of the tibial nerve innervates

the posterior compartment of leg muscles

The cutaneous branch of the sural nerve innervates

the skin on the lower posterolateral aspect of the leg

The sural nerve courses distally with what vein?

the small saphenous vein