When John goes to the eye doctor, he undergoes a test that involves blowing air into each of his eyes. Even though he is trying to keep his eyes open, they automatically close and blink. This reaction is considered
A. unconditioned.
B. conditioned.
C. sensitization.
D. habituation.
Answer: A
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The neurodevelopmental hypothesis of schizophrenia suggests that schizophrenia may be caused, in part, by
a. low levels of expressed emotion in the family of the schizophrenic patient. b. disruptions in the normal maturational process of the brain before or at birth. c. genetic factors that interact with environmental stressors during infancy. d. abnormal levels of dopamine and serotonin in the cerebral cortex.
Bethany must do her chores. Her dad lets her decide which one to do, either rake leaves or water the trees. She doesn't like to do either of the chores. Bethany faces a(n):
A. approach-avoidance conflict B. avoidance-avoidance conflict C. double conflict D. effect-affect conflict
Dr. Barant is studying reaction times and plans to define reaction time in terms of the time it takes to press a button on a display panel. Defining reaction time in this way would:
a. be a testable hypothesis b. provide empirical verification of the concept c. represent an operational definition d. violate general research ethics
The primary feature of ______ schizophrenia is severe disturbance of motor activity
a. disorganized c. paranoid b. undifferentiated d. catatonic