The rods in the retina contribute most strongly to which of these?
a. Recognition of faces
b. Color vision
c. Perception of visual detail
d. Detection of faint light
d
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Excess amounts of activity which of the following neurotransmitters can be toxic to neurons?
a. glutamate b. GABA c. dopamine d. serotonin
After a long period of controlled trials, the FDA approves a drug for the treatment of school-aged boys with ADHD. After it is approved, doctors are permitted to prescribe it
a. only for school-aged boys with a diagnosis of ADHD. b. for anyone diagnosed with ADHD. c. for other conditions, but only to school-aged boys. d. for other conditions and to populations other than school-aged boys.
Sheddon, an eighteen-year-old college student, is presented with the problem "8 + 6 = __" and draws a blank. He cannot recall the answer from memory. Which of the following is he most likely to say to himself in his head as a backup strategy?
a. "ten plus six is sixteen, minus two is fourteen" b. "seven, eight, nine, ten, eleven, twelve, thirteen, fourteen" c. "one, two, three, four, five, six, seven, eight; nine, ten, eleven, twelve, thirteen, fourteen" d. "eighteen plus six is twenty-four, minus ten is fourteen"
The primary somatosensory cortex receives input directly from the___. The primary somatosensory cortex then sends outputs to the ___
a. Thalamus; secondary somatosensory cortex b. Spinal cord; posterior parietal lobe c. Spinal cord and cranial nerves; premotor cortex d. Thalamus; primary motor cortex