Neurological examination

Question 1

What are the dermatomes of the upper limb?

Answer 1

Outer bicep = C5
Outer forearm = C6
Thumb = C6
Middle finger = C7
Little finger = C8
Inner forearm = T1
Inner bicep = T2

Question 2

What are the dermatomes of the lower limb?

Answer 2

Outer thigh = L2
Inner thigh = L3
Inner calf = L4
Outer calf = L5
Big toe = L5
Little toe = S1

Question 3

What spinal roots are tested in the triceps reflex?

Answer 3

C6, C7, C8

Question 4

What spinal roots are testing in the bicep reflex?

Answer 4

C5, C6

Question 5

What spinal roots are tested in the brachioradialis reflex?

Answer 5

C5, C6

Question 6

What spinal roots are tested in the knee reflex?

Answer 6

L2-L4 (femoral nerve)

Question 7

What spinal roots are tested in the ankle reflex?

Answer 7

L5-S2

Question 8

What spinal roots are tested in the plantar reflex?

Answer 8

L5/ S2

Question 9

Where do you need to touch the cotton wool to test a patients sensation of the upper limb?

Answer 9

Outer bicep, inner bicep, thumb, middle finger, little finger, inner forearm