NHA CCMA EXAM: Formulas,
Reference Ranges Study Guide 2025
with Complete Solutions
Newborn respiration rate - ANSWER✔✔-30-50/min
Adult Respiration rate - ANSWER✔✔-12-20/min
Infant-children avg. BP rate - ANSWER✔✔-60/30-100/80 mm Hg
Normal Adult BP - ANSWER✔✔-<120/80 mm Hg
Elevated Adult BP - ANSWER✔✔-120-129/<80 mmHg
Stage 1 Hypertension - ANSWER✔✔-130-139/80-89 mmHg
Stage 2 Hypertension - ANSWER✔✔-140/90 mm Hg
Normal Pulse Oximeter reading - ANSWER✔✔-95%-100%
Hemoglobin (Hgb) ref. range for males - ANSWER✔✔-13-18 g/dL
Hemoglobin (Hgb) ref. range for females - ANSWER✔✔-12-16 g/dL
FOR STUDY PURPOSES ONLY COPYRIGHT © 2025 ALL RIGHTS RESERVED 1
, Hematocrit (Hct) ref range for males - ANSWER✔✔-42%-52%
Hematocrit (Hct) ref range for females - ANSWER✔✔-36%-48%
Fasting Blood Glucose (FBS) ref range - ANSWER✔✔-60-110 mg/dL (similar to heart rate)
70-99 normal
100-125 prediabetes
126+ diabetes
Total cholesterol ref range - ANSWER✔✔-less than 200 mg/dL
Low-density lipoprotein (LDL) ref range - ANSWER✔✔-less than 130 mg/dL (unhealthy fats)
High-density lipoprotein (HDL) ref range - ANSWER✔✔-greater than 40 mg/dL (healthy fats)
triglycerides ref range - ANSWER✔✔-less than 150 mg/dL
Erythrocyte sedimentation rate (ESR) - ANSWER✔✔-males: 0-20 mm/hr, females: 0-30 mm/hr
International normalized ratio (INR) - ANSWER✔✔-0.8 - 1.2
Prothrombin time (PT) - ANSWER✔✔-10.4 - 15.7 seconds
Urine - pH ref range - ANSWER✔✔-4 - 6.8
urine - specific gravity - ANSWER✔✔-1.001 to 1.035
Urine - urobilinogen - ANSWER✔✔-0.1 - 1
FOR STUDY PURPOSES ONLY COPYRIGHT © 2025 ALL RIGHTS RESERVED 2
Reference Ranges Study Guide 2025
with Complete Solutions
Newborn respiration rate - ANSWER✔✔-30-50/min
Adult Respiration rate - ANSWER✔✔-12-20/min
Infant-children avg. BP rate - ANSWER✔✔-60/30-100/80 mm Hg
Normal Adult BP - ANSWER✔✔-<120/80 mm Hg
Elevated Adult BP - ANSWER✔✔-120-129/<80 mmHg
Stage 1 Hypertension - ANSWER✔✔-130-139/80-89 mmHg
Stage 2 Hypertension - ANSWER✔✔-140/90 mm Hg
Normal Pulse Oximeter reading - ANSWER✔✔-95%-100%
Hemoglobin (Hgb) ref. range for males - ANSWER✔✔-13-18 g/dL
Hemoglobin (Hgb) ref. range for females - ANSWER✔✔-12-16 g/dL
FOR STUDY PURPOSES ONLY COPYRIGHT © 2025 ALL RIGHTS RESERVED 1
, Hematocrit (Hct) ref range for males - ANSWER✔✔-42%-52%
Hematocrit (Hct) ref range for females - ANSWER✔✔-36%-48%
Fasting Blood Glucose (FBS) ref range - ANSWER✔✔-60-110 mg/dL (similar to heart rate)
70-99 normal
100-125 prediabetes
126+ diabetes
Total cholesterol ref range - ANSWER✔✔-less than 200 mg/dL
Low-density lipoprotein (LDL) ref range - ANSWER✔✔-less than 130 mg/dL (unhealthy fats)
High-density lipoprotein (HDL) ref range - ANSWER✔✔-greater than 40 mg/dL (healthy fats)
triglycerides ref range - ANSWER✔✔-less than 150 mg/dL
Erythrocyte sedimentation rate (ESR) - ANSWER✔✔-males: 0-20 mm/hr, females: 0-30 mm/hr
International normalized ratio (INR) - ANSWER✔✔-0.8 - 1.2
Prothrombin time (PT) - ANSWER✔✔-10.4 - 15.7 seconds
Urine - pH ref range - ANSWER✔✔-4 - 6.8
urine - specific gravity - ANSWER✔✔-1.001 to 1.035
Urine - urobilinogen - ANSWER✔✔-0.1 - 1
FOR STUDY PURPOSES ONLY COPYRIGHT © 2025 ALL RIGHTS RESERVED 2
