The procedure known as __________, still in use today, is one type of neurosurgery for psychiatric disorders.
A. gastroplasty
B. transaxial tomography
C. audiography
D. deep lesioning
Answer: B
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Professor Lutz is conducting twin studies of generalized anxiety disorder (GAD). He is most likely to find ____ for GAD
a. a strong genetic influence b. some genetic influence c. a complete genetic profile d. no genetic markers
In a series of studies by Meaney and colleagues, rat pups were randomly assigned to be raised by surrogate mothers who spent a lot of time licking and grooming (high LG) them or surrogate mothers who spent little time engaging in this behaviour (low LG). Rat pups raised by high-LG surrogates grow up to be _____ fearful in novel situations, which can be attributed to a(n) _____ in DNA methylation.
A) less; increase B) less; decrease C) more; increase D) more; decrease
The most common presentation of ADHD in clinical populations is ______.
a. hyperactive-impulsive b. hyperactive c. inattentive d. combined
During meiosis, at times chromosomes sometimes fail to divide properly and as a result the person may have 45 or 47 chromosomes (or even, in rare cases, 48 or 49). Which of the following best describes this phenomenon?
a. chromosomal disorder b. genetic misprinting c. mitosis error d. gene displacement