The Central Nervous System

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Critical Thinking and Analysis Questions

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Present at week 26 of embryonic development of the human brain, what allows for increased surface area in order to hold more neurons?

1 point

Brain ventricles

Telencephalon

Convolutions

Gray matter

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A young male has been hospitalized following a traumatic spinal cord injury secondary to a motorcycle accident. His medical chart indicates that there is a "transection of the 2nd thoracic vertebrae." Which of the following is TRUE about this patient's recovery?

1 point

Functional loss at the time of injury is always present for life.

Full recovery is likely to occur with appropriate medical care, regardless of the site of injury.

Some functional recovery may resume within the first 48 hours following the injury. If not, it is likely paraplegia will be permanent.

None of the above statements are true regarding spinal cord injuries.

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What brain waves should you expect to see in a patient who has brain damage?

1 point

Alpha waves

Theta waves

Beta waves

Delta waves

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What type of memory are you utilizing right now to answer this question?

1 point

Procedural memory

Declarative memory

Motor memory

Emotional memory

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A 58-year-old man is recovering from a CVA (cerebrovascular accident) affecting the left side of his brain. When you ask him a question, he demonstrates understanding but is unable to verbally respond to you. What area of the brain is likely impacted?

1 point

Broca's area

Basal ganglia

Wernicke's area

Hypothalamus

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