Psych Ix

Question 1

Diagnosis of complex ptsd

Answer 1

Core ptsd symptoms plus:
Negative self concept
Emotional dyregulation
Chronic interpersonal difficulties (don’t trust etc)

Question 2

Diagnostic criteria for scizophrenia

Answer 2

two of the following:
delusions
hallucinations
disorganised speech
disorganised/catatonic behaviour
negative symptoms

at least 1 has to be delus./hallu/disorg speech

ongoing for 6 months- active phase at least 1 month

not another condition

Question 3

Diagnostic criteria for OCD

Answer 3

Obsessions (something you think about so much that it affects your life) or
compulsions (ritualistic act which has to be performed unless something “bad” will happen)

must be present

Question 4

Diagnostic criteria for panic disorder

Answer 4

Episodic panic, with no substantial triggers

Question 5

Diagnostic criteria for PTSD

Answer 5

has to be for >1 month!
1) intrusive experience reminiscent of traumatic event

2) avoidance of anything reminiscent of the traumatic event

3) hyper-vigilance/hyper arousal, always on edge

Question 6

what are the extrapyramidal side effects of antipyschotics (4)

Answer 6

dystonia- continuous spasms/muscle contractions
akathisia- restlessness
parkinsonism- rigidity, tremors, bradykinesia (slowing of movement)
tardive dyskinesia- irregular jerky movements, often lower face and distal extremeties

Question 7

most typical antipyschotics end in …

Answer 7

zine

Question 8

what receptors do antisyphotics act on

Answer 8

both typical and atypical act on d2 receptors, atypical also act on 5HT2A receptors

Question 9

what do most atypical antipsychotics end in

Answer 9

pine or done

eg. quetipine or risperidone

Question 10

what antipsychotic has a risk of neutropenia/agrnulocytosis

Answer 10

clozapine

Question 11

which type of antipsychotic (atypical/typical) has worse metabolic side effects

Answer 11

atypical antipsychotics- weight gain, dyslipidemia, hyperglycemia

Question 12

extrapyramidal side effects are less common in atypical or typical antipsychotics

Answer 12

atypical

Question 13

which pathway is responsible for positive symptoms of schizophrenia

Answer 13

mesolimbic- high levels of dopamine in this pathway = positive symptoms eg. hallucinations

Question 14

what pathway is responsible for negative symptoms in schizo

Answer 14

mesocortical- low levels dopamine occur in this pathway in schizo = negative symptoms eg social withdrawal and loss of motivation

Question 15

what pathway causes parkinsonism in schizo when treated

Answer 15

nigostriatal- low levels of dopamine = parkinsonism, high levels = dyskinesia

Question 16

what pathway in scizo is responsible for prolactinemia

Answer 16

tuberofundibular

Question 17

typical anti-pyschotics are categorised into

Answer 17

high potentcy and low potentcy

Question 18

give examples of low potentcy 1st generation anti-psychotics

Answer 18

most typical anti-psychotics (1st generation) are high potentcy

low potentcy- chlorpromazine

Question 19

which atyical antipsychotic has the highest likliehood of causing extrapyramidal side effects

Answer 19

risperidone

Question 20

which atypical antipsychotics have an increased affinity with h1 receptors and therefore cause…

Answer 20

clozapine, olanzapine, quetiapine- sedation and weight gain

Question 21

which atypical antipsychotics have the highest affinity for 5-HT2C receptors and therefore cause…

Answer 21

clozapine, olanzapine
inc glucose, inc lipids (metabolic)

Question 22

which atypical antipsychotics have a high affinity with a-1 receptors and therefore cause…

Answer 22

cloz and risperidone-= postural hypotension

Question 23

for insomnia to be classed as chronic what is required.

Answer 23

must be present for at least 3 months and only needs to be present for 3 out of 7 nights in the week

Question 24

blood result for purge-type bulimia

Answer 24

hypokalaemic metabolic acidosis