What is a photoreceptor?
a. The part of the spectrum that stimulates the eye and produces visual sensations.
b. Cells of the retina that respond to light.
c. Neurons whose axons form the optic nerve.
d. Neurons that conduct neural impulses from rods and cones to ganglion cells.
B
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The germinal period is:
a. the first two weeks of the pregnancy b. the second through the eighth weeks of pregnancy c. from the eighth week of pregnancy until birth d. the part of the pregnancy prior to conception
Well-designed experiments control for the effects of expectations by creating conditions under which participants are unaware of, or __________, the treatment
a. blind to c. unconscious of b. indifferent to d. singled out for
Approximately how many hair cells may be found in each human ear?
a. 3,500 b. 8,000 c. 12,500 d. 15,500
The mayoral function is the portion of the information-processing system that coordinates various component processes in order to achieve some goal
Indicate whether the statement is true or false