Fish MCQ 09

Topic: Anatomy

Created on Friday, July 27 1973 by fish

Last modified on Friday, July 27 1973.

 
        A) Neurotransmitters persist for a long time in the synaptic cleft
 
        B) Chemical signals are used as communication between parts of the same neurons
 
        C) Chemical signals are used as communication between different neurons
 
        D) The effects of a neurotransmitter depend solely on the type of neurotransmitter
 
        E) Electrical signals are used as communication between different neurons
 

 

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This question was created on July 27, 1973 by fish.
This question was last modified on July 27, 1973.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ANSWERS AND EXPLANATIONS

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A) Neurotransmitters persist for a long time in the synaptic cleft

This answer is incorrect.

No! We don't want them there for too long! They're TERMINATED via reuptake into pre-synaptic cell or enzymatic destruction  (See References)

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B) Chemical signals are used as communication between parts of the same neurons

This answer is incorrect.

Chemical signals are used as communication between different neurons  (See References)

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C) Chemical signals are used as communication between different neurons

This answer is correct.

Chemical signals are used as communication between different neurons  (See References)

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D) The effects of a neurotransmitter depend solely on the type of neurotransmitter

This answer is incorrect.

Effects of a neurotransmitter depend on the receptor it binds to, the circuit in which it is used, as well as a person's age  (See References)

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E) Electrical signals are used as communication between different neurons

This answer is incorrect.

Electrical signals are used as internal communication between parts of the same neuron  (See References)

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References:

1. Vanderah, T. W., & Nolte, J. (2019). Chapter 7: Electrical Signaling by Neurons. In Nolte's essentials of the human brain. essay, Elsevier.

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anatomy
Fish MCQ 09
Question ID: 112622117
Question written by fish. (C) FrontalCortex.com 2006-2009, all rights reserved. Created: 07/27/1973
Modified: 07/27/1973
Estimated Permutations: 120