QuestionSBA
QuestionChoice
The L5 dermatome is tested on the area of the skin on the plantar aspect of the foot and the posterior leg. The L5 myotome is responsible for great toe extension.
10001593
b
L5
QuestionChoice
The L4 dermatome is tested on the area of the skin overlying the knee. The L4 myotome is responsible for ankle dorsiflexion.
10001595
d
L4
QuestionChoice
The L1 dermatome supplies the area of the groin near the inguinal ligament. The L1 myotome supplies the hip flexors.
10001596
e
L1
QuestionChoice
The T10 dermatome is tested on the area of skin overlying the navel.
10001594
c
T10
QuestionChoice
The S1 dermatome is tested on the area of the skin on the lateral aspect of the foot and the posterior leg. The S1 myotome is responsible for ankle plantarflexion.
10001592
a
S1
Concept
Chapter
2693
3856
Foot drop
Topic
141
Neurology
12865
A patient presents to his GP with recurrent falls. He mentions that he feels his foot dragging across the floor and his partner often has to tell him "to pick his feet up". On examination, the GP is able to identify a particular affected area of sensory loss over lateral the aspect of the foot.

To which root value is the GP referring?
a