CNS AND PNS | COMPLETE PRACTICE QUESTIONS, ANSWERS & STUDY GUIDE 2026/2027

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CNS AND PNS | COMPLETE PRACTICE QUESTIONS, ANSWERS & STUDY GUIDE 2026/2027

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CNS AND PNS | COMPLETE PRACTICE QUESTIONS, ANSWERS & STUDY GUIDE 2026/2027

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CNS AND PNS | COMPLETE PRACTICE QUESTIONS, ANSWERS & STUDY GUIDE
2026/2027

Neurons - ANS ✔✔Main function cell of nervous system. Cells that send and receive signals.

Neuroglia - ANS ✔✔Cells that support and protect neurons.

The brain and spinal cord is located where? - ANS ✔✔The central nervous system.

The peripheral Nervous system consist of? - ANS ✔✔all neural tissue outside CNS

Cranial Nerves connect to what? - ANS ✔✔The brain

Spinal nerves attach to what? - ANS ✔✔The spinal cord

Afferent division - ANS ✔✔Carries sensory information, from PNS to CNS (incoming)

Efferent division - ANS ✔✔Carries motor command, from CNS to PNS (outgoing)

what is Neural tissue? - ANS ✔✔tissue that composes the nervous system

What does neural tissue include? - ANS ✔✔neuron and neuroglia

what are the two different types of nervous cells? - ANS ✔✔Neuron and Nueroglia

, What are the function of Neuron and Neuroglia cells? - ANS ✔✔Neuron-sends and receives
signal, Neuroglia-supports and protect neurons

How is the nervous system divided? - ANS ✔✔Central Nervous System and Peripheral Nervous
System

Afferent - ANS ✔✔Carries sensory information, From PNS sensory receptors to CNS

Efferent - ANS ✔✔Carries motor commands, From CNS to PNS muscles and glands

Somatic Nervous System - ANS ✔✔Controls skeletal muscles

Visceral Nervous System - ANS ✔✔Controls smooth muscle, cardiac muscle and glands
"unconscious control"

Parasympathetic Nervous System - ANS ✔✔Decrease heart rate "rest and digest"

Sympathetic Nervous System - ANS ✔✔Increase heart rate "fight or flight"

What is a neuron? - ANS ✔✔Cells that send and receive signals

Cell body - ANS ✔✔aka "soma" contains nucleus

Perikyon - ANS ✔✔In cytoplasm

Neurofibirls - ANS ✔✔help support organelles in the cell body

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