Psych

Question 1

3 key drugs used in chronic ETOH management

Answer 1

Disulfram
Acamprosate
Naltrexone

Question 2

How does disulfram work

Answer 2

Inhbits acetaldehyde dehydrogenase
Produces an immediate hang over
Even mouthwash can induce

Question 3

How does acamprosate work and what is it used for

Answer 3

weak antagonist of NMDA receptors

Reduces craving

Question 4

How long after an incident can a diagnosis be called PTSD

Answer 4

4 weeks

Before that, acute stress reaction

Question 5

What are tactile hallucinations

Answer 5

Sensation on skin, commonly insects crawling over someone

Question 6

What ETOH management medication reduces cravings

Answer 6

Acamprosate

Question 7

Treatment for serotonin syndrome

Answer 7

cyproheptadine

Question 8

A patient has ?dementia, does that indicate a CT scan

Answer 8

Yes

2011 NICE guidelines state structural imaging was said to be essential in the investigation of dementia

Question 9

Dx: personality change, language impairment and loss of insight

Answer 9

Frontal temporal dementia

Question 10

Parkinsonism, fluctuating cognition and consciousness, visual hallucinations -> dx

Answer 10

DLB

Question 11

Very rapidly progressing dementia associated with cerebellar symptoms

Answer 11

CJD

Question 12

Dementia
Dermatitis
Diarrhoea

Answer 12

3 Ds

Deficient in Niacin (pellagra)

Question 13

First line treatment for delerium in pt with parkinsons

Answer 13

Benzo

Lorazepam

Question 14

What is PAREIDOLIA

Answer 14

Seeing shapes in inmate objects

Question 15

What is ideas of reference

Answer 15

That an unrelated event has a personal significance

TV on = im bat man

Question 16

Key pathway intended to block in schizophrenia for:

1: positive symptoms
2: negative symptoms

Answer 16

Positive: mesolimbic
Negative: mesocortical

Question 17

How long does someone have to have a symptom of schizophrenia until it is a dx

Answer 17

4 weeks

Question 18

Pathway which causes increased prolactin in anti psychotic therapy

Answer 18

Tuberoinfundibular

Mesolimbic = positive
Mesocortical = negative
Nigrostriatal = EPSE
Tuberinfundibular = prolactin

Question 19

Key description of avoidant personality disorder

Answer 19

Misses out on things due to fear of rejection, being unliked, rude

Question 20

How long must insomnia be going on for, for it to be chronic

Answer 20

3 months

Question 21

4 pathological findings in Alzheimers

Answer 21

Cerebral atrophy (worst in m temporal lobe)
Amyloid plaques
Neurofibrillay tangles (TAU)
Reduced Ach

Question 22

What does the medial temporal lobe do

Answer 22

Memory

Hense atrophy in Alzheimer’s disease

Question 23

How many months of dementia symptoms is needed for a diagnosis

Answer 23

6

Question 24

1st and 2nd line Alzheimer’s disease treatment

Answer 24

ACHase inhibitors (donepezil and rivastigmine)
NDMA receptor antagonist (memantine)

Question 25

How to differentiate dementia in PD and Lewy body

Answer 25

DPD: no cognitive symptoms for 1 year before parkinsons symptoms
LBD: within a year of symptoms

Question 26

Only antipsychotic listened for BPSD (behaviour and psychological symptoms of dementia)

Answer 26

Rispiridone (atypical)

Cind in parkinsons, increase stroke risk

Question 27

How does ecstasy work

Answer 27

Major SSRI

Question 28

First line treatment in acute stress reaction

Answer 28

trauma-focused cognitive-behavioural therapy (CBT)

benzos sometimes used for acute symptoms