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Exam 2: Neuroscience and Behavior Concepts

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Question 1

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The _____________ branches out from the spinal cord and brain and reaches the extremities of the body.

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peripheral nervous system Explanation: peripheral nervous system The peripheral nervous system is made up of neurons with long axons and dendrites and encompasses all of the parts of the nervous system other than the brain and the spinal cord.

Question 2

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__________messages provide chemical information that prevents or decreases the likelihood that the receiving neuron will fire.

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Inhibitory
Explanation: Inhibi...

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Question 3

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___________ is involved in memory capabilities.Diminished production of this neurotransmitter may be related to Alzheimer's disease.

The nervous system is divided into two main parts: the _________ and the ____________.

The autonomic division of the peripheral nervous system can be broken down into three smaller divisions called the sympathetic,the parasympathetic,and the neural.

The _____________ moves from one end of the axon to the other like a flame moving along a fuse.

It has been hypothesized that overproduction of _____________ produces negative consequences in a person like schizophrenia.

The cerebral cortex is responsible for our ability to think,evaluate,and make complex judgments.

Inhibitory messages make it more likely that a receiving neuron will fire and an action potential will travel down its axon.

The _____________ moves from one end of the axon to the other like a flame moving along a fuse.

A resting state has a __________charge of about -70 millivolts.

The ____________ law states that neurons are either on or off,with nothing in between the on state and the off state.

What are the three kinds of neurons involved in reflexes?

A portion of the brain known as the central core is quite similar in all vertebrates.

A ________ is the space between two neurons where the axon of a sending neuron communicates with the dendrites of a receiving neuron by using chemical messages.

The ___________ is the primary means for transmitting messages between the brain and the rest of the body.

There are two major divisions of the peripheral nervous system.They are the __________ and the _______________.

___________ carry messages received by the dendrites to other neurons.

Certain behaviors are more likely to reflect activity in one hemisphere than in the other.This is called _______________.

The __________ secretes chemical messages that circulate through the blood,and also communicates messages that influence behavior and many aspects of biological functioning.