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NURS 6630 MIDTERM Exam (3 Latest Versions) /NURS 6630 MIDTERM Exam Preparation/NURS 6630 MIDTERM Exam Practice Exam With Questions And Correct Answers|

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NURS 6630 MIDTERM Exam (3 Latest Versions) /NURS 6630 MIDTERM Exam Preparation/NURS 6630 MIDTERM Exam Practice Exam With Questions And Correct Answers| 1. What type of signal transmission in a synapse allows one-way transmission from a presynaptic neuron to a postsynaptic neuron? Action potential Electrical transmission Graded potential Chemical transmission 2. What is the result of an excitatory postsynaptic potential? Subthreshold postsynaptic potential Repolarizing postsynaptic potential Depolarizing postsynaptic potential Hyperpolarizing postsynaptic potential 3. What type of receptor binds a neurotransmitter and causes the channel to open, allowing cation flow? Ionotropic Synaptic Chemical Metabotropic 4. What is an example of a temporal summation? Multiple signals coming from multiple neurons Multiple signals coming from a single neuron Two signals coming from 2 separate neurons A single signal coming from multiple neurons

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NURS 6630 MIDTERM Exam (3 Latest Versions)
/NURS 6630 MIDTERM Exam Preparation/NURS
6630 MIDTERM Exam Practice Exam With
Questions And Correct Answers|

, 1. What type of signal transmission in a synapse allows one-way transmission
from a presynaptic neuron to a postsynaptic neuron?
Action potential

Electrical transmission

Graded potential

Chemical transmission



2. What is the result of an excitatory postsynaptic

potential? Subthreshold postsynaptic potential

Repolarizing postsynaptic potential

Depolarizing postsynaptic potential

Hyperpolarizing postsynaptic potential



3. What type of receptor binds a neurotransmitter and causes the channel to open,
allowing cation flow?
Ionotropic

Synaptic

Chemical

Metabotropic



4. What is an example of a temporal

summation? Multiple signals coming from multiple

neurons Multiple signals coming from a single

neuron

Two signals coming from 2 separate

neurons A single signal coming from

multiple neurons




Downloaded by mitchelle wales ()

, 1




Downloaded by mitchelle wales ()

, 5. Which of the following defines a

synapse? Junction between nuclei

Junction between RNA

Junction between neurons

Junction between DNA

Junction between

mitochondria



6. What is true about metabotropic

receptors? Most are activated by an ion

Most are voltage dependent

Most are de-activated by an

ion Most are G proteins

Most are ATP gated


7. What is NOT one mechanism of removing a neurotransmitter from the synaptic

cleft? Diffusion
Osmosis
Enzymatic

degradation Uptake

into cells



8. What are the two types of

synapses? Electrical and magnetic

Chemical and magnetic

Electrical and chemical

Chemical and physical

Downloaded by mitchelle wales ()

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