Phlebotomy NHA-CPT | 200+ Questions on Tube Additives, Hemolysis, Urine Testing & Patient Safety | NHA Certification 2025/2026

This document presents over 200 structured exam-style questions and answers built for the NHA-CPT (Certified Phlebotomy Technician) exam as administered by the National Healthcareer Association (NHA) for the 2025/2026 academic year. The content blends detailed clinical definitions with testing cues and real-world applications to reinforce mastery of essential phlebotomy procedures, lab safety, patient care, and diagnostic knowledge. Topics covered include: Tube top colors and additives: EDTA, sodium citrate, heparin, fluoride, clot activators, and light-sensitive amber tubes Order of draw and tube selection for specific tests like A1c, ABG, CBC, GTT, and urinalysis Hemolysis causes and prevention: improper syringe use, extreme temperatures, and sample handling errors Urine sample protocols, including clean catch methods, 24-hour collections, and preservation temperatures Semen analysis procedures and abstinence requirements Patient populations and considerations: geriatrics, pediatrics, bariatric patients, and arterial site risks Standard precautions, OSHA compliance, MSDS awareness, and exposure management Blood vessel anatomy, venipuncture site selection, and complications such as hematoma, phlebitis, or rolling veins HIPAA privacy standards, consent types, labeling, and communication for proper patient identification Blood smear preparation, malaria testing, iatrogenic anemia, and causes of abnormal glucose levels Ideal for: Students in Phlebotomy Technician, Medical Assisting, Pre-Nursing, Clinical Laboratory Science, or Healthcare Science programs Learners in community colleges, vocational health schools, and online NHA-CPT prep programs Instructors seeking up-to-date content for practice tests, clinical reasoning scenarios, or certification exam review sessions This document is exam-ready, practice-oriented, and structured for rapid recall—equipping students to confidently tackle both classroom evaluations and the national certification exam. Keywords: tube additives, phlebotomy exam prep, hemolysis causes, urine sample handling, semen analysis, sodium citrate, OSHA safety, ABG sample, A1c testing, hematoma prevention, pediatric phlebotomy, HIPAA compliance, light-sensitive tubes, rolling veins, NHA CPT 2025