PSY 627 FINAL TEST 2026 QUESTIONS WITH CORRECT
ANSWERS GRADED A+
● Schizophrenia: Etiology. Answer: has been linked to heredity, neurotransmitter and brain
abnormalities
● Schizophrenia: abnormalities of brain structure. Answer: enlarged ventricles &
hypofrontality (lower-than-normal activity in the prefrontal cortex)
● Schizophrenia: Incidence Rates. Answer: 1 in 300 0.32% 24 million world wide
● Schizophrenia: Law of Thirds. Answer: 1/3 - will experience complete remission 1/3- will
experience worsening and remission of symptoms periodically 1/3- will experience gradual
worsening that will over time require long-term hospitalization
● Schizophrenia: Positive Symptoms. Answer: positive symptoms cause change in affect
and cognition (added behaviors/symptoms) Hallucinations Delusions Disorganized Speech
● Schizophrenia: Negative Symptoms. Answer: diminished emotional experience,
avolition, or catatonic behavior
● Paralogism. Answer: unusual word choice
● Paraphasia. Answer: incorrect word usage
● Neologism. Answer: creation of new words
● Verbigeration. Answer: nonsensical repetition of words
● Perseveration. Answer: repetition of words or phrases
● Palilalia. Answer: fast repetition of words or phrases with decreasing audibility
● Incoherence. Answer: (word salad) - complete speech disorganization
● Contamination. Answer: fusing ideas into one another
● Circumstantial Thinking. Answer: inability to determine essential information from
unessential
ANSWERS GRADED A+
● Schizophrenia: Etiology. Answer: has been linked to heredity, neurotransmitter and brain
abnormalities
● Schizophrenia: abnormalities of brain structure. Answer: enlarged ventricles &
hypofrontality (lower-than-normal activity in the prefrontal cortex)
● Schizophrenia: Incidence Rates. Answer: 1 in 300 0.32% 24 million world wide
● Schizophrenia: Law of Thirds. Answer: 1/3 - will experience complete remission 1/3- will
experience worsening and remission of symptoms periodically 1/3- will experience gradual
worsening that will over time require long-term hospitalization
● Schizophrenia: Positive Symptoms. Answer: positive symptoms cause change in affect
and cognition (added behaviors/symptoms) Hallucinations Delusions Disorganized Speech
● Schizophrenia: Negative Symptoms. Answer: diminished emotional experience,
avolition, or catatonic behavior
● Paralogism. Answer: unusual word choice
● Paraphasia. Answer: incorrect word usage
● Neologism. Answer: creation of new words
● Verbigeration. Answer: nonsensical repetition of words
● Perseveration. Answer: repetition of words or phrases
● Palilalia. Answer: fast repetition of words or phrases with decreasing audibility
● Incoherence. Answer: (word salad) - complete speech disorganization
● Contamination. Answer: fusing ideas into one another
● Circumstantial Thinking. Answer: inability to determine essential information from
unessential