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Nur 2063 Module 7 final exam with complete solutions 2024_2025
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Nur 2063 Module 7 final exam withcomplete solutions 2024/2025
Meninges - ANSWER-membranes that encase the CNS
Dura mater - ANSWER-◦is the outer and toughest layer
Arachnoid layer - ANSWER-is the middle layer with a spider web-like vascular
system
Pia mater - ANSWER-◦is the innermost layer that rests directly on the brain and
spinal cord
Cerebrospinal fluid - ANSWER-plasma like liquid that fills the space between the
arachnoid and the pia mater layers to provide additional cushion and support to
the CNS
Neural tissue consists of two types of cells - neuroglia and neurons - ANSWER-
◦Neuroglia cells provide support
Trigeminal neuralgia - ANSWER-◦excruciating pain that radiates along the side of
their face induced by shaving and while eating
Neurons - ANSWER-◦Fundamental units of the nervous system
◦Generate and transmit bioelectrical impulses
◦Do not have the ability to divide
◦Losses due to aging or injury cannot be replaced
◦Not all cell death results in loss of functioning
, Axon - ANSWER-◦extends away from the cell body, carrying impulses to another
neuron, muscle cell, or organ cell
Dendrites - ANSWER-◦projections that transmit impulses toward the cell body
Myelin sheath - ANSWER-◦surrounds some axons and increases the rate of
impulse transmission
White matter - ANSWER-◦bundles of myelinated nerves
Human Brain - ANSWER-◦One of the largest and most complex organs in the
human body
◦Contains more than 100 billion nerves that communicate to trillions of synapses
◦Responsible for a variety of physiologically vital functions and cognitive
activities
The cerebrum - ANSWER-◦the largest of the regions (accounting for 80% of the
brain's total mass), controls the higher thought processes
The cerebrum is divided into right and left hemispheres, impinging one
hemisphere on the other can have significant—even life-threatening—effects.
cerebral cortex - ANSWER-A thin layer of gray matter, ◦surrounds the cerebrum
◦A thick central core of white matter lies beneath the gray matter. This white
matter contains bundles of axons that transmit impulses from the cerebral
Frontal lobe - ANSWER-◦facilitates voluntary motor activity and plays a role in
personality traits
Parietal lobe - ANSWER-◦receives and interprets sensory input except for smell,
hearing, and vision stimuli
Occipital lobe - ANSWER-◦processes visual information
Temporal lobe - ANSWER-◦is essential for hearing and memory
◦Areas within and across the lobes are classified as follows: Motor, sensory,
association - ANSWER-◦Motor: stimulates muscle activity
◦Sensory: receives sensory information
◦Association: integrates information and initiates coordinated responses
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