Explain the process and function of myelination in the nervous system
What will be an ideal response?
Myelination in neurons increases the speed of signals between neurons. It allows
children to think and react much more quickly than toddlers can. It is helpful in
recognition tasks, but invaluable in processing several thoughts in succession.
Myelination is especially strong in the auditory and visual areas of the brain
accompanying experience in these areas. The functions of memory and reflection
are aided by myelination, as well.
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Jessica, a 78-year-old never married woman is making end-of-life decisions for herself. It is particularly important that she _____
a. be legally competent to make her own end-of-life decisions b. be close enough to death that the decisions are meaningful c. have at least two family members sign off on her decisions d. find a lawyer who will fight her family should they disagree
Norman was recently diagnosed with terminal cancer. When he meets with a therapist to deal with his depression, the therapist should ____
a. focus primarily on the medical diagnosis as the cause of Norman's depression b. ignore the medical diagnosis and focus only on Norman's depression c. consider the medical diagnosis to be a relevant factor in Norman's depression d. view Norman's medical and depression diagnoses as mutually exclusive
Which of the following is NOT a characteristic of a person who has Charles Bonnet syndrome?
a. They are partially blind. b. They are mentally disturbed. c. They are capable of engaging in reality testing. d. They experience "sane hallucinations.".
Association areas in the parietal lobe:
a. Receive information from the primary areas b. Carry on further processing by combining information from other senses c. Help a person locate objects in space d. All of the above