Joseph has been diagnosed with Alzheimers disease, and as the illness progresses he is slowly losing his memory skills. Which neurotransmitter is most likely to be underperforming in Joseph's brain?
a) GABA
b) Acetylcholine
c) Dopamine
d) Endorphins
b Explanation: In the brain, acetylcholine helps to process information and store it in
memory.
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The central nervous system consist of which of the following?
a. The brain and the nerves controlling digestion and other automatic functions. b. The brain and the voluntary muscles. c. The brain and the spinal cord. d. The somatic and autonomic systems.
Why would a person who has undergone a split-brain operation be unable to name an object presented to his left visual field, yet could correctly point to the same object from an array of choices?
a. Because his right hemisphere perceived the object, but does not house the language function needed for naming it b. Because the image was processed on his left hemisphere, which is required for naming objects c. Because pointing is something done with the right hand d. Because the right hemisphere of the brain is where objects are seen