The direction from which a sound is coming can be determined by the
A. differences in the time that sound waves take to reach each ear.
B. amplitude of the sound waves.
C. volume of the sound.
D. timbre of sounds.
E. frequency of sound waves.
Answer: A
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The largest part of the brain is the
A. pons. B. cerebellum. C. midbrain. D. cerebrum.
What is a weak, thin-walled bulging sac in an arterial wall called?
A. An atheroma B. An aneurysm C. A hematoma D. A varicose vein E. An embolism
This area of the brain can control eye and head movements.
a. postcentral gyrus b. superior colliculi c. mammillary body d. temporal lobe
Which statement accurately describes the merits of different receptive field properties?
A. Having large receptive fields allows for more precision, larger body surfaces, and decreased energy costs overall. B. Having large receptive fields allows for more precision, but because the area of responsiveness is larger, it increases the body's energy costs. C. Having small receptive fields allows for more precision, but because more receptors are needed it increases overall energy costs. D. Having small receptive fields allows for more precision, smaller body surfaces, and decreased energy costs overall.