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Exam 2: Biology and Behavior

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Question 31

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During action potential, the electrical charge inside the neuron is __________ the electrical charge outside the neuron.

A) positive compared to
B) larger than
C) negative compared to
D) smaller than

E) C) and D)
F) B) and C)

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Question 32

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Briefly explain Roger Sperry's split-brain research.

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Roger Sperry's split-brain research invo...

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Question 33

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__________ plays a critical role as a neurotransmitter that stimulates muscles to contract.

These are the most numerous of the specialized neurons in the central nervous system.

Ali is in the hospital about to undergo a brain-imaging process that involves taking many X-rays from different angles aided by the use of a computer. What type of imaging technique is being used?

Endorphins are __________

Malcolm is studying alone in his room late at night when he hears a loud noise downstairs. His heartbeat increases significantly and his breathing becomes shallow. He wonders if a burglar has entered the house and decides to investigate. When he gets downstairs he discovers his cat has knocked over a plant stand. His body begins to relax and return to normal. Which part of his nervous system is responsible for returning Malcolm to a normal state?

What are the symptoms of Broca's aphasia?

Although the EEG is able to detect electrical activity in the brain, it cannot reveal what is happening inside individual neurons. To see that activity, one would use a(n) __________

Which of the following structures of a neuron takes its name from a Latin word that means "little bladder?"

The two main divisions of the nervous system are the __________ and __________

The subdivision of the peripheral nervous system that is made up of all nerves carrying messages from the senses to the central nervous system and all nerves carrying messages from the central nervous system to skeletal muscles is called the __________

List two different functions of glial cells.

A specialized cell that makes up the nervous system that receives and sends messages within that system is called a __________

Acetylcholine is an agonist or an excitatory neurotransmitter also found in a part of the brain responsible for forming new memories and stimulating muscle contraction.

Alice is typing her term paper in the computer lab. Although a class is going on just a few feet away, she does not seem to notice. Which part of the brain allows Alice to focus on her typing and ignore the distractions that surround her?

Which of the following is a sex-linked disorder that affects around 8% of men but less than 1% of women?

If Darren's brain is like that of most people, then language will be handled by his __________

Which of the following is a hormone that is secreted by the pancreas?

Small metal disks are pasted onto Miranda's scalp and they are connected by wire to a machine that translates the electrical energy from her brain into wavy lines on a moving piece of paper. From this description, it is evident that Miranda's brain is being studied through the use of __________