Spinal Tract Practice Section_withAnswers

Spinal Tract Practice Section_withAnswers -...

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: Spinal
Tract
Practice
Section
 
 *Images
courtesy
of:
http://www.uiortho.com/Spine/SpinalCord/
 Injury at the chest level of the spinal cord 
 
 
 Injury at the neck level of the spinal cord 
 
 4.
What
would
this
type
of
lesion
(indicated
by
red
x’s)
lead
to,
symptoms
wise?
 


 Answer:
Loss
of
touch
and
proprioception
in
arms/legs
on
both
sides
 5.
Where
would
the
sensory
loss
be
if
you
cut:
 a)
The
left
VPM
 Loss
of
all
sensation
on
the
right
face
only.
 b)
The
left
dorsal
columns
(gracile
&
cuneate)
 Loss
of
touch/proprioception
on
the
left
side
of
the
body
below
the
level
of
the
cut.
 c)
The
right
medial
lemniscus,
in
the
medulla
 Loss
of
touch/proprioception
on
the
entire
left
body,
from
the
neck
down.
 d)
The
left
internal
capsule
 Loss
of
all
sensation
on
the
entire
right
body
and
right
face
 6.
Assume
this
is
a
cross
section
of
a
cervical
spinal
cord
right
above
the
arm
level.
ln
the
left
picture,
draw
the
 lesion
that
would
result
in
numbness
to
pain
and
temperature
in
the
left
arm
but
not
the
left
leg.
On
the
right
 side,
draw
a
lesion
that
would
result
in
numbness
to
pain
and
temperature
in
the
left
leg,
but
not
the
left
arm.

 L
 
 
 
 
 
 R
 L
 
 
 
 
 
 R
 
 ...
View Full Document

This note was uploaded on 04/18/2010 for the course BISC 421 taught by Professor Hirsch,liman,quick during the Fall '08 term at USC.

Ask a homework question - tutors are online