NURS 5315 Exam 4 Review 2026 Graded A+
Which pathway carries sensory information toward the central nervous system?
Ascending
Which type of axon transmits a nerve impulse at the highest rate?
Large myelinated
Which nerves are capable of regeneration?
Myelinated nerves in the peripheral nervous system
The neurotransmitter norepinephrine is secreted in the:
Sympathetic postganglion
Both oligodenroglia and Schwann cells share the ability to:
Form a myelin sheath
During a synapse, what change occurs after the neurotransmitter binds to the
receptor?
The permeability of the postsynaptic neuron changes; consequently its membrane
potential is changed as well.
What name is given to a large network of neurons within the brainstem that is
essential for maintaining wakefulness?
Reticular activating system
Thought and goal-oriented behaviors are functions of which area of the brain?
Prefrontal Lobe
The region responsible for the motor aspects of speech is located in the:
Broca area in the frontal lobe
Parkinson and Huntington disease are conditions associated with defects in which
area of the brain?
Basal ganglia
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Maintenance of a constant internal environment and the implementation of
behavioral patterns are main functions of which area of the brain?
Hypothalamus
The ability of the eyes to track moving objects through a visual field is primarily a
function of which colliculi?
Superior
What parts of the brain mediate the expression of affect, both emotional and
behavioral states?
Limbic system and prefrontal cortex
Reflex activities concerned with heart rate, blood pressure, respirations, sneezing,
swallowing, and coughing are controlled by which area of the brain?
Medulla oblongata
From which part of the midbrain do cranial nerves V to VIII emerge?
Pons
From which part of the midbrain do cranial nerves IX to XII emerge?
Medulla Oblongata
Which area of the brain assumes responsibility for conscious and unconscious
muscle synergy and for maintaining balance and posture?
Cerebellum
Which statement is true regarding upper motor neurons?
The modify spinal reflex arcs
The membrane that separates the brain's cerebellum from it's cerebrum is the:
Tentorium cerebelli
The function of arachnoid villi is to:
Absorb cerebrospinal fluid into the cerebral venous sinuses
Where is the cerebrospinal fluid produced?
Choroid plexuses
NURS 5315