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Nerves of Steel

Veterinary Medical Terminology Chapter 13

QuestionAnswer
What is the chemical substance that allows signals to move from one neuron to another called? neurotransmitter
What is the portion of the nervous system that consists of the brain and spinal cord? central nervous system
What is the portion of the nervous system that consists of the cranial and spinal nerves, autonomic nervous system, and ganglia called? peripheral nervous system
After a stressful situation, what brings the body back into a homeostatic state? parasympathetic nervous system
The fight or flight response is part of what nervous system? sympathetic nervous system
Which part of the brain is the largest? cerebrum
Which part of the brain is the second largest? cerebellum
A synapse is the junction between what two things? two neurons or between a neuron and a receptor
What part of the neuron serves as the electrical insulator and speeds up transmissions of impulses? myelin sheath
Where does the nucleus live in the neuron? within the soma or cell body
What part of the neuron is responsible for conducting impulses away from the cell body? axon terminals
What is the conducting fiber of the neuron? axon
What part of the neuron houses the nucleus and is responsible for maintaining the life of the neuron? the soma or cell body
What are the gaps in the myelin where ionic exchange takes place on the neuron? nodes of Ranvier
What part of the neuron receives impulses and conducts them toward the cell body? dendrites
What are the two major divisions of the nervous system? central and peripheral
What is the medical term for unequal pupil size? anisocoria
What is the medical term for third eyelid? nictitating membrane
What is the medical term for dilated pupil? mydriasis
What is the medical term for constricted pupil? miosis
Created by: spoitevint