By what age does the complete myelination of the reticular formation usually occur?
a) the mid 20s
b) the mid 30s
c) the mid 40s
d) The reticular formation contains only demyelinated neurons, so there is no complete myelination of this
brain area.
a
Psychology
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Identify a true statement about hair cells inside the cochlea.
A. The smallest hair cells are located in the coiled-up center part of the cochlea. B. The largest hair cells are nearest the oval window. C. Exposure to moderately loud noises over long periods of time is tolerated by the human ear because of the presence of hair cells. D. Damage to the hair cells in the inner ear due to loud noises causes irreparable hearing loss.
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What is the leading cause of death in middle childhood?
A. Upper respiratory problems B. Injury by accident C. Cancer D. HIV/AIDS
Psychology