Schizophrenia

Question 1

What are negative symptoms in schizophrenics?

Answer 1

Normal behaviors that are lacking in schizophrenics.

Question 2

List positive symptoms of schiz.

Answer 2

• Hallucinations (mostly auditory)
• Delusions (mostly grandeur and persecutions)
• Speech Disturbances (word salads, clang associations)
• Disorganized Behavior ( silliness, odd motor movements)
• Inappropriate affect ( crying at comedies, laughing when upset)

Question 3

List negative symptoms of Schiz.

Answer 3

• Flat affect (no emotion at all)
• Social withdrawal
• Cessation of grooming
• Catatonia (freeze in strange positions)

Question 4

What is the age of greatest susceptibility for developing schizophrenia?

Answer 4

17-35

Question 5

What is the global incidence of schizophrenia among the population?

Answer 5

1%

Question 6

Describe the paranoid schizophrenic type.

Answer 6

Systemic delusions of grandeur and persecutions.

Question 7

Describe the disorganized schizophrenic.

Answer 7

Silly, bizarre, and inappropriate behavior.

Question 8

Describe the catatonic schizophrenic.

Answer 8

Period of total immobility interspersed with periods of frenzy.

Question 9

Describe undifferentiated schizophrenics.

Answer 9

Patients with shifting symptoms.

Question 10

What are the causes of schizophrenia?

Answer 10

• Neurotransmitter malfunction
• Brain abnormalities
• Stress

Question 11

What types of drugs reduce the symptoms?

Answer 11

dopamine blocking drugs

Question 12

What raises the symptoms of schizophrenia?

Answer 12

Drugs raising dopamine.

Question 13

What amino acid transmitter may be low or high in schizophrenics?

Answer 13

Glutamate

Question 14

What are positive symptoms of schizophrenia?

Answer 14

Symptoms found in schizophrenics and not found in normal people.

Question 15

What areas of the brain are usually undersized in schizophrenics?

Answer 15

hippocampus, amygdala, or frontal lobe

Question 16

Why do brain abnormalities occur?

Answer 16

Because of synaptic pruning in adolescence is disrupted.

Question 17

Genes affect what cells that may create susceptibility?

Answer 17

Chandelier cells.

Question 18

What are the genetic risks for developing schiz.?

Answer 18

M2 twin: 47% 
D2 twin: 17% 
Both Parents: 45%
One Parent: 16%
Siblings: 8%
Niece and Nephew: 3%
Spouse: 2%