QUESTIONS AND ANSWERS
UPDATED 2026
# Term Definition
1 Normal Calcium 8.5-10.2
2 Normal Chloride 96-106
3 Normal Magnesium 1.7-2.2
4 Normal Phosphorus 2.4-4.1
5 Normal Potassium 3.5-5.1
6 Normal Sodium 135-145
7 Normal RBC Males & Females Male= 4.7-6.1 Female= 4.2-5.4
8 Normal WBC 4.5-11
9 Normal Platelets 150-400
10 Males= 13.8-17.2 Females= 12.1-15.1
Normal Hemoglobin Males & Females
11 Males= 40.7-50.3% Females= 36.1-44.3%
Normal Hematocrit Males & Females
, ATI COMPREHENSIVE REVIEW
12 Normal INR= 0.8-1.1 Warfarn Ideal range= 2-3
Normal INR Ideal INR for
Warfarin (Coumadin) therapy
13 Normal pH 7.35-7.45
14 Normal pCO2 35-45
15 Normal HCO3- 22-26
16 Normal pO2
75-100 <60 give supplemental oxygen <26; imminent
death near, oxygenate STAT
17 Normal Glucose 70-99
# Term Definition
18 Normal Spec Gravitiy 1.003-1.030
19 Normal BUN 7-20
20 Normal Serum Creatinine 0.6-1.2
21 Normal LDH 105-333
22 Normal CPK 10-120
23 Normal Uric Acid 3.5-7.2
24 Normal Triglyceride <150
25 Normal Total Cholesterol 180-200