ANATOMY
3
Nervous System
1.
With respect to dermatomal nerve supply
p87 Moore, p 539 and p696 NM
a.
the umbilicus is supplied by T12
F – T10
b.
C7 supplies the index finger
T – it does
c.
anterior axial line divides C6 and C7
F – they are contiguous
d.
T6 lies at level of the nipple
F – T4
e.
heel skin is supplied by S2
T – also L5 according to my version of Moore’s, NOT NEW MOORE’s
f.
Great toe is L4
F – L5
2.
A dermatome pg87 Moore
a.
Is separated from a discontinuous dermatome by an
axial line
T – that is the definition of an axial line
b.
They do not overlap in the chest
F – They overlap in the chest
c.
Is the area of skin and muscle supplied by a single
spinal nerve
F – pair of spinal nerves
d.
They do not overlap at axial lines
T – correct but not the best answer
3.
Diameter of a motor nerve fibre is
a.
1-2 micrometere
F
b.
10 millimetre
F
c.
12-20 micrometres
T – this is correct
d.
5-7 millimetres
F
e.
20-50 micrometers
F
4.
Regarding parasympathetic nervous system
a.
supply all viscera
? – not sure
b.
have connector cells in brainstem and sacrum
T - craniocaudal