PNVN 1521 EXAM 3 STUDY GUIDE 2025/2026
ACCURATE QUESTIONS AND CORRECT DETAILED
ANSWERS WITH RATIONALES || 100% GUARANTEED
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What type of psychotic disorder can glucocorticoids cause and
what causes this? .......Answer.........Steroid psychosis, can be
caused from sudden abruption of taking glucocorticoids.
What is the rule of nines? .......Answer.........A quick way to
determine how much of the skin's surface has been burned.
Divides the body into multiples of 9.
Note: The rule of nines does not account for the different levels
of growth and is not accurate to children.
Adult Health Pg. 95
,age 2 of 31
What are the ratios for the rule of nines?
.......Answer.........Head=9% (back/front=4.5%)
Arms=9% each (back/front=4.5%)
Legs=9% Anterior and 9% Posterior each
Trunk=18% Anterior and 18% Posterior
Perineum=1%
Adult Health Pg. 95
What do salt substitutes have a lot of?
.......Answer.........Potassium, which can cause heart arrhythmias
Recommend: garlic, pepper, etc. as an alternative
,age 3 of 31
What are patient's more prone to when taking steroids?
.......Answer.........They are more susceptible to infection due to
lowered immune defenses when taking long-term.
Note: Patients on steroids with an infection will not show a fever
but may have orthostatic hypotension and increased pule rate.
What is dermatitis? .......Answer.........Any inflammatory condition
of the skin.
Note: This does not mean that the patient is "dirty" and does not
necessarily mean that they do not have good hygiene.
What are clinical signs of poor nutrition? .......Answer.........Pale
eyes
Poor skin turgor
Anorexia
, age 4 of 31
Fatigue
Slow wound healing
Note: Pale eyes is a result of iron deficiency
What is respiratory alkalosis? .......Answer.........Respiratory
alkalosis is caused mostly by hyperventilation secondary to
anxiety, pain, fear, and stress. Has the ability to cause a loss of
excessive amounts of Co2, which results in a low carbonic level in
the blood. Ph levels are high (>7.45).
Foundations Pg. 505
What are some signs and symptoms of respiratory alkalosis?
.......Answer.........CNS
-Anxious appearance