NEUROBIOLOGY 5357 EXAM 1 (SUMMER
2026) {LATEST 2026 -2027 Update}
QUESTIONS AND ANSWERS 100%
CORRECT
Evidence that schizophrenia is a biological disorder includes all of the following
except?
hypofrontality
gliosis in the prefrontal cortex
gray matter reduction in childhood-onset schizophrenia
the difference in the lateral ventricles in twin studies - correct answer gliosis in the
prefrontal cortex
Neurodevelopmental causes that could explain schizophrenia include excessive
amounts of all of the following except:
Apoptosis
Synaptogenesis
,Myelination
Pruning - correct answer Myelination
The NP's discuss a patient diagnosed with schizophrenia. The PMHNP knows that
which of the following groups of symptoms is most likely to be categorized as
"negative symptoms" of schizophrenia?
Hallucinations, passivity, anhedonia
Fever, agitation, withdrawal
Blunted affect, poor rapport, lack of spontaneity
Delusions, poor spontaneity, agitation - correct answer Blunted affect, poor rapport,
lack of spontaneity
There is a genetic contribution to some, perhaps all, forms of schizophrenia. In the
case of monozygotic twins who have identical genetic makeup, there is an
approximately 50 percent chance for them to develop schizophrenia.
, True
False - correct answer true
Identical twins with the genetic propensity have a 50% chance to develop
schizophrenia, but a genetic predisposition does not guarantee they will present with
the disorder. The research indicates that other factors are at work.
Princess, a 22-year-old female, presents with schizophrenia characterized by the
presence of positive, negative, cognitive, and affective symptoms. Which symptom
dimension of schizophrenia is most effectively treated with antipsychotics?
Cognitive symptoms
Negative symptoms
Positive symptoms
Affective symptoms - correct answer Positive symptoms
2026) {LATEST 2026 -2027 Update}
QUESTIONS AND ANSWERS 100%
CORRECT
Evidence that schizophrenia is a biological disorder includes all of the following
except?
hypofrontality
gliosis in the prefrontal cortex
gray matter reduction in childhood-onset schizophrenia
the difference in the lateral ventricles in twin studies - correct answer gliosis in the
prefrontal cortex
Neurodevelopmental causes that could explain schizophrenia include excessive
amounts of all of the following except:
Apoptosis
Synaptogenesis
,Myelination
Pruning - correct answer Myelination
The NP's discuss a patient diagnosed with schizophrenia. The PMHNP knows that
which of the following groups of symptoms is most likely to be categorized as
"negative symptoms" of schizophrenia?
Hallucinations, passivity, anhedonia
Fever, agitation, withdrawal
Blunted affect, poor rapport, lack of spontaneity
Delusions, poor spontaneity, agitation - correct answer Blunted affect, poor rapport,
lack of spontaneity
There is a genetic contribution to some, perhaps all, forms of schizophrenia. In the
case of monozygotic twins who have identical genetic makeup, there is an
approximately 50 percent chance for them to develop schizophrenia.
, True
False - correct answer true
Identical twins with the genetic propensity have a 50% chance to develop
schizophrenia, but a genetic predisposition does not guarantee they will present with
the disorder. The research indicates that other factors are at work.
Princess, a 22-year-old female, presents with schizophrenia characterized by the
presence of positive, negative, cognitive, and affective symptoms. Which symptom
dimension of schizophrenia is most effectively treated with antipsychotics?
Cognitive symptoms
Negative symptoms
Positive symptoms
Affective symptoms - correct answer Positive symptoms
