Nervous System Exam 2025 Mastery Pack – Verified MCQs, Detailed Explanations & A+ Guaranteed Success

NERVOUS SYSTEM UPDATED EXAM 2025
COMPLETE MULTIPLE CHOICE OF
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ANSWERS ,DETAILED EXPLANATIONS
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"Electrochemical" - THE CORRECT ANSWER-A nerve impulse is
partially electric (change in polarity/charge) and partially
chemical (neurotransmitters)


Synapse - THE CORRECT ANSWER-Where the nerve impulse is sent
(connection of 2 neurons) .


Action Potential changes the charge of the synapse (causes
electricity) and Neurotransmitters are sent.


Myelin Sheath - THE CORRECT ANSWER-Covering of Schwann Cells,
Speeds up nerve impulses.


Axon - THE CORRECT ANSWER-The long threadlike part of a nerve cell
that carry the nerve impulse


Dendrites - THE CORRECT ANSWER-Branch like extensions on a
neuron that GET signals and connect to the synapse

, Neurotransmitters - THE CORRECT ANSWER-Chemicals that transmit
signals across a synapse from one neuron to another 'target'
neuron


Multipolar Neuron - THE CORRECT ANSWER-Most of the brain/spinal
cord & is mylinated


Bipolar Neuron - THE CORRECT ANSWER-Found in eyes, nose, and
ears


Classified as an "Interneuron": connects PNS to CNS


Unipolar Neuron - THE CORRECT ANSWER-Accepts Sensory messages
(feelings & senses)


Found outside of the brain and spinal cord


Sensory Neuron - THE CORRECT ANSWER-Nerve cells that transmit
sensory information (sight, smell, sound etc.)


Unipolar shaped Neurons


Interneuron - THE CORRECT ANSWER-Nerve cells that serve as that
connection between Peripheral Nerves to Central Nervous
System.