100% satisfaction guarantee Immediately available after payment Both online and in PDF No strings attached
logo-home
Sadock Ch 7 Schizophrenia + Psych disorders + Study Guide, Complete Solution $7.99   Add to cart

Exam (elaborations)

Sadock Ch 7 Schizophrenia + Psych disorders + Study Guide, Complete Solution

 4 views  0 purchase
  • Course
  • Institution

Sadock Ch 7 Schizophrenia + Psych disorders + Study Guide, Complete Solution Bleuler's 4 A's Association Affect Ambivalence Autism Onset Schizophrenia men= 10-25 women= 25-35 (bimodel; 2nd peak at middle age) Schizophrenia in men: in women: men- more likely have negative sx women-...

[Show more]

Preview 3 out of 18  pages

  • April 13, 2024
  • 18
  • 2023/2024
  • Exam (elaborations)
  • Questions & answers
avatar-seller
Sadock Ch 7 Schizophrenia + Psych disorders + Study
Guide, Complete Solution



Bleuler's 4 A's

Association
Affect
Ambivalence
Autism

Onset Schizophrenia

men= 10-25
women= 25-35 (bimodel; 2nd peak at middle age)

Schizophrenia in men:
in women:

men- more likely have negative sx
women- have better social functioning; better outcome

Schizophrenia pts more likely born in

winter + early spring

Nicotene

decreases blood concentration of antipsychotics

may decrease positive sx
improves some cognitive impairments + parkinsonism

dopamine hypothesis of schizophrenia

idea that schizophrenia results from excess activity at dopamine synapses in certain brain areas --
(excess dopamine=linked to excess of positive sx)

mesocortical +mesolimbic tracts = most often

Serotonin Hypothesis of Schizophrenia

serotonin excess

causes pos + neg sx

Norepinephrine

,selective neuronal degregation within the norepi reward neural system could account for anhedonia

GABA

Pts w. schizophrenia have a loss of GABAergic neurons in the hippocampus

GABA has regulatory effect on dopamine activity;
the loss of inhib GABAergic neurons could lead to HYPERACTIVITY of dopaminergic neurons.

BRAIN CHANGES

- Lateral and 3rd ventricular enlargement
- Reduction in cortical volume
- Reduction of gray matter volume
- Reduced symmetry (temporal, frontal, occipital)
- Decrease size of Limbic system (amygdala, hippocmp)
- Hippocam smaller + fxnally abnormal
- Functional deficits of prefrontal cortex
- Volume shrinkage/ neuronal loss of Thalamus

basal ganglia + cerebellum control......
lead to what sx?

control of movement

lead to Tardive Dyskinesia: awkward gait, facial grimacing, stereotypies

What movement d/o's are most commonly assoc w schizophrenia?
Involving the BASAL GANGLIA

Huntingtons + Parkinsons Disease

5 subtypes of schizophrenia

paranoid, disorganized, catatonic, undifferentiated, residual

Paranoid Schizophrenia

dominated by delusions of persecution, along with delusions of grandeur

characterized by 1 or more delusions or freq auditory hallucinations

Disorganized Schizophrenia

marked regression to primitive/disinhibited/unorganized behavior.

severely disturbed thought processes, frequent incoherence, disorganized behavior, and inappropriate
affect.
Disheveled; 'burst out in laughter'

Catatonic Schizophrenia

, marked by striking motor disturbances, ranging from muscular rigidity to random motor activity; rapid
alterations between excitement + stupor

stupor, negativism, rigidity, excitement, posturing, mutism, waxy flex

Catatonic Schizophrenia Classic feature = ?

marked disturbance in motor function

(may involve stupor, negativism, rigidity, excitement, posturing, mutism, waxy flex)

Undifferentiated Schizophrenia

mixture of sx
does not meet diagnostic criteria for any 1 type

Risidual Schizophrenia

Continuing evidence of the schizophrenic disturbance in absence of a complete set of active sx.

(emotional blunting, social w/d, eccentric behav, illogical thinking, mild looseness of assoc.)

Early-Onset Schizophrenia

childhood manifestation of sx
insidious onset
chronic
unfavorable prognosis

Late-Onset Schizophrenia

after age 45
more frequently women
predominance of paranoid sx
do well on antipsychotics

Deficit Schizophrenia

=enduring idiopathic negative sx
more severe illness course
higher prev of abnorm invol. movements b4 meds start
poorer social fxn
insidious onset
less long term recovery
less likely to marry
DECREASED RISK of MAJOR DEPRESSION + SUICIDE!

Schizo pts perform poor on psychological testing such as

=vigilance, memory, concept formation
pathological involvement of frontotemporal cortex

The benefits of buying summaries with Stuvia:

Guaranteed quality through customer reviews

Guaranteed quality through customer reviews

Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.

Quick and easy check-out

Quick and easy check-out

You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.

Focus on what matters

Focus on what matters

Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!

Frequently asked questions

What do I get when I buy this document?

You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.

Satisfaction guarantee: how does it work?

Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.

Who am I buying these notes from?

Stuvia is a marketplace, so you are not buying this document from us, but from seller MUTUKACOURSEHERO. Stuvia facilitates payment to the seller.

Will I be stuck with a subscription?

No, you only buy these notes for $7.99. You're not tied to anything after your purchase.

Can Stuvia be trusted?

4.6 stars on Google & Trustpilot (+1000 reviews)

72964 documents were sold in the last 30 days

Founded in 2010, the go-to place to buy study notes for 14 years now

Start selling

Recently viewed by you


$7.99
  • (0)
  Add to cart