Pathophysiology Exam 3
2025-2026
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, Rasmussen University-Florida NUR 2063
Rasmussen Pathophysiology Exam 3
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System Stru... Nervous System Anatomy & Physiol... fill in the blank exam 4 and bonus q... Neuroscience: PNS, Neuron Struct
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Parts that compose the Nervous System Brain, Spinal Cord, Nerves
Parts that compose the Central Nervous System Brain and Spinal Cord
Parts that compose the Peripheral Nervous System Nerves
A set of three tough membranes that encase the Central Meninges
Nervous System
The outer and toughest layer of the meninges Dura Mater
The middle layer of the meninges. Has a spider-like Arachnoid Layer
vascular system.
The innermost layer of the meninges. Rests directly on Pia Mater
the brain and spinal cord
, Where is cerebrospinal fluid found? Between the arachnoid and pia mater layers
Produces cerebrospinal fluid Choroid Plexus Cells
Interconnected hollow areas of the brain where Ventricles
cerebrospinal fluid fills and flows freely
Cells that regulate interstitial fluid, defend neurons Neuroglia
against pathogens, and assists in neural repair.
Cells that myelinate neurons in the peripheral nervous Schwann Cells
system
Nerve cells require a constant supply of what? Oxygen and glucose
Transmits impulses away from the cell body Axons
Transmits impulses towards the cells body Dendrites
Tiny bulges at the end of the axon that communicate with Terminal Boutons.
neurons, muscle fibers, or glands.
Surrounds some axons and increases the rate of impulse Myelin Sheath
transmission
Site of nutrient exchange where myelin is not present Nodes of Ranvier
Gaps between neurons Synapses
What generates neural impulses? Small ionic changes due to potassium and sodium ions
The charge created by small ionic changes Action Potential