NCLEX Nursing Lab Values Cheat Sheet 2025 – Complete Reference for Critical Labs, Ranges & Interventions | Must-Know Values for NCLEX-RN & PN Exams

NCLEX NURSING LAB VALUES
CHEAT SHEET 2025


NCLEX Nursing Lab Values Cheat Sheet 2025 –
Complete Reference for Critical Labs, Ranges &
Interventions | Must-Know Values for NCLEX-RN &
PN Exams

, NCLEX Nursing Lab Values



RBC- CORRECT ANSWER/MEASURE ✔✔ 4-6 million/uL



WBC- CORRECT ANSWER/MEASURE ✔✔ 5000-10000/uL



Platelets- CORRECT ANSWER/MEASURE ✔✔ 150,000-400,000/ cu mm



HgB Males (Hemoglobin)- CORRECT ANSWER/MEASURE ✔✔ 14-18 g/dL



HgB Females (Hemoglobin)- CORRECT ANSWER/MEASURE ✔✔ 12-16 g/dL



Hct (male)- CORRECT ANSWER/MEASURE ✔✔ 42-52%



Hct (female)- CORRECT ANSWER/MEASURE ✔✔ 37-47%



PT (prothrombin time)- CORRECT ANSWER/MEASURE ✔✔ 10-12 seconds



PTT (partial thromboplastin time)- CORRECT ANSWER/MEASURE ✔✔ 20 - 30 seconds, if
not on anticoagulants.

Critical: >100 (Indicates spontaneous bleeding)



aPTT (activated partial thromboplastin time)- CORRECT ANSWER/MEASURE ✔✔ 30-40
seconds. If on heparin (1.5-2.5x normal range): 46-70 seconds

Critical: >70 (Indicates spontaneous bleeding)