Nurs 6100: Exam 1 Questions With Complete Solutions

Nurs 6100: Exam 1 Questions With Complete Solutions


What is the normal range of arterial pH?
7.35 - 7.45




What is the normal range of serum osmolality?
275-295 mOsm/kg H2O

,What is the normal arterial value of HCO3?
22 - 26 mEq/L




What is the normal level for arterial paO2?
80-100 mmHg; lowest acceptable is 60 (COPD patients)




What is the normal level for arterial SaO2?
95%-100%




What is the normal lab value for potassium (normal blood/serum
K+)?
3.5-5 mEq/L

,What is the normal arterial value of paCO2?
35 - 45 mmHg




What is the normal range of magnesium (Normal serum Mg)?
1.8-3.0 mg/dL




What is the normal range of calcium levels?
ionized: 4-5.5 mg/dL

total: 8.5-10.5 mg/dL




What is the normal range of blood sodium concentration
(normal blood/serum Na)?
135-145 mEq/L

, What is the normal level of glucose in the body?
60-100 mg/dl




What is the normal isotonic tonicity value?
0.9% NaCl dissolved in 1L of H20




What are the 3 functions of the respiratory system?
gas exchange
host defense
metabolic organ




State the difference between the conducting and the respiratory
airways.