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NURS 500 EXAM 1 CONTENT QUESTIONS AND CORRECT ANSWERS

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NURS 500 EXAM 1 CONTENT QUESTIONS AND CORRECT ANSWERS

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Isotonic solution


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-A solution in which the concentration of solutes is
essentially equal to that of the cell which resides in the
solution
-Does not cause fluid shifts or alter body cell size
-0.9% normal saline solution




Dyspnea


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-Shortness of breath or difficulty breathing.

,Interstital fluid (SF)


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-Fluid surrounding cells and spaces between... NOT within the blood
vessels




Extracellular fluid (ECF)


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-Fluid outside the cells and comprises approx. 1/3 (20%) total body water -
intravascular fluid (blood/plasma) -transcellular fluids (saliva, sweat, spinal
fluid)




Decreased capillary oncotic pressure


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-decreased production of plasma proteins (liver cirrhosis, malnutrition)
-loss of plasma proteins (kidney disease, open wounds)




Hypoxemia


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, -low levels of oxygen in the blood




Tonicity (osmolality)


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-The change in the concentration of solutes in relation to the amount of
water present




Ephysema


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-Destruction of alveolar wall causing air trapping from over dissension of
alveoli




Guillain-Barre


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-Rare condition
-Affects peripheral nervous system
-Acquired, acute inflammatory autoimmune disease causing demyelination
of peripheral nerves or axonal disorder
-Acute onset, ascending moto:r paralysis
-Causes: After infection, genetics, autoimmune reactions

, Fluid balance


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-The balance of input and output of fluids in the body, to allow metabolic
processes to function properly




Hypomagnesemia


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-Magnesium levels below 1.5
-Causes: alcoholism, GI suction diarrhea, malabsorption syndrome
-S/S: neuromuscular irritability, tremors, tetany, hyperactive deep tendon
reflexes, seizures, confusion, dysrhythmias (especially if low K+).




Decorticate


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Flexor posturing. Pt's limbs will be facing toward their core,
involving flexion of the arms and legs.




Pulmonary hypertension (PH)

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