BIOL 1010 Lecture Notes - Phenylalanine, Amnesia, Phenylketonuria

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30 Jan 2013

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Substance related disorders
A substance related disorder is diagnosed when the ingestion of some substance-
alcohol, opiates, cocaine, amphetamines and so on has changed beh enough to impair
social or occupational functioning
These substances may also contribute to the development of other Axis I disorders such
as mood or anxiety disorders
For indiv with shitzo contact with reality is faulty. Their language and communication
are distorted and they may shift from one subject to another in ways that make them
difficult to understand. They commonly experience delusions such as believing that
thought are not their own have been placed in their heads. They are sometimes plagued
by hallucinations commonly hearing voices that come from outside themselves. Their
emotions are blunted, flattened or inappropriate and their social relationships and
ability to work show marked deterioration
Mood disorders
Ppl whose moods are extremely high or low
Major depressive disorder- person is deeply sad and discouraged and is also likely to
lose weight and energy to have suicidal thoughts and feelings of self reproach
The person with mania may be described as exceedingly euphoric, irritable, more active
than usual, distractible, and possessed of unrealistically high self esteem
Bipolar disorder- diagnosed if the person experiences episodes of mania or of both
mania and depression
Anxiety disorders
Some form of irrational or overblown fear as the central disturbance.
Indiv with phobia fear an object or situation so intensely that they must avoid it even
though they know that their fear is unwarranted and unreasonable and disrupts their
Panic disorder the person is subject to student but brief attacks of intense apprehension
so upsetting that they tremble and shake, feel dizzy, and have trouble breathing. May
be accompanied by agoraphobia when the person is also fearful of leaving unfamiliar
In ppl with generalized anxiety disorder fear and apprehension are pervasive, persistent
and uncontrollable. They worry constantly, feel generally on edge and are easily tired
A person with OCD is subject to persistent obsessions or compulsions. An obsession is a
recurrent thought, idea or image that uncontrollably dominates a persons
consciousness. A compulsion is an urge to perform a stereotyped act with the usually
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