MRCP UK EXAMINATIONS

NEUROLOGY

PERIPHERAL NEUROPATHY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Nerve that runs down the back of the leg and branches out to the muscles of the foot.
A
Sural
B
Peroneal
C
Sciatic
D
Femoral
Explanation: 

Detailed explanation-1: -The peroneal nerve is a branch of the sciatic nerve. It supplies movement and sensation to the lower leg, foot and toes.

Detailed explanation-2: -The common peroneal nerve is the lateral division of the sciatic nerve. It courses from the posterolateral side of the knee around the biceps femoris tendon and the fibular head to the anterolateral side of the lower leg.

Detailed explanation-3: -The sciatic nerves branches from your lower back through your hips and buttocks and down each leg. Sciatica refers to pain that travels along the path of the sciatic nerve. The sciatic nerve travels from the lower back through the hips and buttocks and down each leg.

Detailed explanation-4: -The common peroneal nerve, also known as the common fibular nerve, is a major nerve that innervates the lower extremity. As one of the two major branches off the sciatic nerve, it receives fibers from the posterior divisions of L4 through S2.

Detailed explanation-5: -When the nerve is injured and results in dysfunction, symptoms may include: Decreased sensation, numbness, or tingling in the top of the foot or the outer part of the upper or lower leg. Foot that drops (unable to hold the foot up) “Slapping” gait (walking pattern in which each step makes a slapping noise)

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