QuestionSBA
QuestionChoice
This patient has presented with foot drop. Foot drop is due to an injury of the common peroneal nerve (a terminal branch of the sciatic nerve.) Damage results in loss of function of the ankle and foot dorsiflexors.
10026901
a
Common peroneal nerve
QuestionChoice
Like the common peroneal nerve, the tibial nerve is a terminal branch of the sciatic nerve. Injury to this nerve would cause a loss of inversion of the foot
10026904
d
Tibial nerve
QuestionChoice
The obturator nerve provided motor innervation to the medial compartment of the thigh. Injury would cause weakness of leg extension and paraesthesia in the groin area
10026905
e
Obturator nerve
QuestionChoice
The femoral nerve supplies muscles in the anterior thigh. Injury to the femoral nerve may cause difficulty in walking and straightening the knee, leg or ankle
10026902
b
Femoral nerve
QuestionChoice
The saphenous nerve provides sensory innervation of the anterior surface of the leg. Injury would not produce motor symptoms like "foot drop"
10026903
c
Saphenous nerve
Concept
Chapter
2693
3773
Common peroneal nerve injury
Topic
145
Orthopaedics
17778
A 36-year-old female presents to the GP with difficulty walking. On examination, she finds it difficult to lift or move her left foot and toes. She is unable to dorsiflex. She recalls that over the past two weeks, she has been kneeling for long amounts of time whilst interacting with children as a nursery worker.

Given the likely diagnosis, which nerve is likely to be injured nerve?
a