REVIEW
17.5: Biomedical Therapies
Jessica’s therapist has diagnosed her with major depressive disorder
and has suggested that her recovery may be expedited if
she takes an
Because
~
~ •lO~•.~lt
her therapist is a 2
can prescribe drugs to his patients
‘~~-‘.‘
drug such as Prozac
Message is sent aoross synaptic gap.
~
Message is received; excess neurotransmioen
molecules are reabsorbed by sending neuron.
ProzaO partially blocks normal reuplake of tine
neurotransrnltters.rotonin; totes, seretonin
In synapse enhances Its mood-lifting effect.
—Sandleg
Unlike the 3
drugs, which depress central nervous
system activity,
,
-
e
Nestetvensn,lOeey
meleol,Is
——
Reoepe
ge.seytngeecyoe
a
Macpeak.
00
~
e
these drugs
are neurotransmitters that elevate
work by increasing the availability of
6
which
A
5
and arousal and
are _______________________
(scarce/plentiful) in depression.
Prozac is called a
8
it
because
pai~lly blocks the reabsorption
inhibitor (SSRI)
0)
fror~neural
.‘ct
,~
If the drugs and psychotherapy together dontt work
for Jessica, her therapist may suggest the most
controversial treatment for depression,
11
*~n.
10
~
-u
,
which involves sending a brief electrical
current through the patient’s brain.
dIrnuiiIllng
ekasyeed.~
Pooltlonlngyrame
Alternatively,
ECrdsnloe
_
Jessica might try
A
12
stimulation (rTMS), which produces fewer side
effects such as
Mesdpves,am
toiffengub
13
14
__________________________________
Answers may be found in the Appendix at the end of this booklet.
or
i
tOSS.
1
‘.r~~’e~.0
iet
c~
ft
-
-
he