EXAM 2: NUR 611; Questions with Verified Solutions
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Course
NUR 611
Institution
NUR 611
EXAM 2: NUR 611; Questions with Verified
Solutions
What makes up the autonomic nervous system? CORRECT ANS-Sympathetic and
parasympathetic nervous system
What is the parasympathetic nervous system responsible for? CORRECT ANS-Conserving
energy and the body's resources
What is the sympathet...
EXAM 2: NUR 611; Questions with Verified
Solutions
What makes up the autonomic nervous system? CORRECT ANS-Sympathetic and
parasympathetic nervous system
What is the parasympathetic nervous system responsible for? CORRECT ANS-Conserving
energy and the body's resources
What is the sympathetic nervous system responsible for? CORRECT ANS-Catecholamine
release - Epinephrine
Mobilizing energy stores and decreasing release of insulin
Redistributing blood low - Increasing to muscles and lungs (flight) and decreasing to
GI/Integumentary
What are the classifications of primary brain injury? CORRECT ANS-Focal or diffuse
, EXAM 2: NUR 611; Questions with Verified
Solutions
What are focal brain injuries? CORRECT ANS-Specific, grossly observable lesions that occur
in a precise location
What are examples of focal brain injuries? CORRECT ANS-Epidural hemorrhage and
subdural hemorrhage
What are examples of diffuse brain injuries? CORRECT ANS-Hypoxia, meningitis,
encephalitis, and damage to blood vessels
What can happen with increased intracranial pressures? CORRECT ANS-Collateral
dysfunction such as Diabetes Insipidus
What are characteristics of autonomic hyperreflexia? CORRECT ANS-Paroxysmal
hypertension, pounding headache, blurred vision, sweating above level of lesion with flushing
of skin, nasal congestion, nausea, piloerection causes by pilomotor spasm, and bradycardia.
, EXAM 2: NUR 611; Questions with Verified
Solutions
What is the sequence of events leading to hyperreflexia induced bradycardia? CORRECT
ANS-Stimulation of the carotid sinus nerve to the sinoatrial nose
The intact autonomic nervous system reflexively responds with arteriolar spasm that
increases blood pressure
Baroreceptors in the cerebral vessels, carotid sinus, and aorta sense the hypertension and
stimulation the parasympathetic nervous system
The heart rate decreases, but the visceral and peripheral vessels do not dilate because
efferent impulses cannot pass through the cord
What are the onset of delirium and dementia? CORRECT ANS-Delirium - acute and
common during hospitalization
Dementia - usually insidious and can be acute in situations such as trauma or stroke
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