NHA Certified Phlebotomy Technician (CPT) flashcards

Techniques used to make veins more visible and palpable when they are difficult to locate, such as applying warmth or using gravity.

• Gravity assists venous filling.
• Warm compresses can dilate veins.
• Avoid excessive tourniquet time or pumping.

Memory trick: Gravity's pull, warmth's embrace, helps those hidden veins show their face!

When aliquoting specimens, always use a new, sterile pipette for each transfer to prevent cross-contamination between different samples or aliquot tubes.

• Prevents cross-contamination.
• Ensures accurate test results.
• Use sterile, disposable pipettes.

Memory trick: Aliquoting: Always Pipette Purely.

For a complete blood count (CBC), the lavender-top (EDTA) tube must be gently inverted 8-10 times immediately after collection to ensure proper mixing of the anticoagulant and prevent clotting, preserving the whole blood for analysis.

• EDTA tube (lavender top).
• Gently invert 8-10 times.
• Do not centrifuge or allow to clot.

Memory trick: CBC: Invert Gently, Keep Cells United.

Situations requiring careful consideration and often consultation for venipuncture site.

• IV lines: avoid drawing above or below; never draw from an IV.
• Scarred areas: difficult, painful, risk of complications.
• Always consult nursing/physician for complex cases.

Memory trick: When veins are tricky, consult the clinical picky!

Arterial Blood Gas (ABG) specimens must be placed on ice immediately after collection to slow cellular metabolism and preserve the stability of blood gas parameters.

• Slows down cellular metabolism.
• Maintains pH, pO2, pCO2 stability.
• Crucial for accurate results.

Memory trick: ABG needs to be 'chill' to get the 'real' picture.

Actions that compromise the safe handling and disposal of needles and other sharp medical instruments, increasing the risk of needlestick injuries.

• Never recap, bend, or break used needles.
• Always activate safety features immediately after use.
• Dispose of sharps in puncture-resistant containers at the point of use.

Memory trick: See something 'S'harp, 'S'ay something 'S'trong, 'S'top the 'S'afety 'S'lip.

Measures taken to prevent or manage fainting episodes (vasovagal syncope) during blood collection, often triggered by anxiety, pain, or sight of blood.

• Positioning the patient supine or semi-Fowler's is key.
• Verbal reassurance and distraction can help.
• Monitor patient closely throughout the procedure.

Memory trick: When 'F'ainting 'F'ears, 'F'lat 'F'or 'F'eet, 'F'ocus on 'F'luid 'F'low.

Emergency procedures to follow when a patient experiences a seizure during a medical procedure, focusing on patient safety and injury prevention.

• Remove sharp objects from the patient immediately.
• Protect the patient from hitting objects.
• Do not restrain or put anything in the mouth.

Memory trick: Needle Out, Protect, Then Shout!

A standardized procedure to follow immediately after an occupational exposure to blood or other potentially infectious materials (OPIM) via a needlestick.

• First aid: wash site with soap and water.
• Immediate medical evaluation is essential.
• Includes risk assessment, source patient testing, and potential post-exposure prophylaxis (PEP).

Memory trick: Wash, Report, Evaluate, Prevent – 'WREP' it up quickly!

The standardized procedure for accurately identifying and labeling blood collection tubes to ensure correct patient-specimen association.

• Must be done at the patient's bedside immediately after collection.
• Requires at least two patient identifiers.
• Mislabeling is a critical pre-analytical error.

Memory trick: Label 'L'ightly and 'L'ocally, 'L'est 'L'ab 'L'oses 'L'ife.

Infection control measures used for patients known or suspected to be infected or colonized with epidemiologically important microorganisms that can be transmitted by direct or indirect contact.

• Requires gloves and gown upon entry.
• Hand hygiene before and after patient contact.
• Dedicated patient equipment or disinfection.
• Private room preferred.

Memory trick: CAD - Catch A Disease? Use the right defense!

The practice of washing hands with soap and water or using an alcohol-based hand rub to remove or inactivate microorganisms.

• Most effective way to prevent healthcare-associated infections.
• Required before and after every patient contact.
• Breaks the chain of infection by removing pathogens.

Memory trick: Hands are the 'H'ot 'S'pot, so 'H'and 'H'ygiene is the 'H'ero.

Strict protocols for the safe handling and disposal of needles and other sharp instruments to prevent accidental needlestick injuries and the spread of bloodborne pathogens.

• Never recap, bend, or break used needles.
• Immediately dispose of sharps in puncture-resistant containers.
• Sharps containers must be easily accessible and clearly labeled.
• Do not overfill sharps containers.

Memory trick: NO RECAPPING: Not On Recapping, Ever, Come Again, Please!

Any error that occurs before the analytical testing phase of laboratory procedures, often related to patient preparation, specimen collection, or handling.

• Most common type of lab error.
• Includes patient misidentification, improper site selection.
• Includes incorrect order of draw, inadequate mixing.
• Includes improper specimen transport or storage.

Memory trick: P-A-P: Plan, Analyze, Post-results.

A written plan required by OSHA that identifies employees at risk of exposure to bloodborne pathogens and outlines measures to minimize this risk.

• Mandated by OSHA.
• Includes engineering and work practice controls.
• Details PPE, housekeeping, and hepatitis B vaccination.
• Outlines post-exposure evaluation and follow-up.

Memory trick: ECP: Every Care Provider's Protection.

Specific personal protective equipment used to prevent transmission of infectious agents spread by airborne droplet nuclei (e.g., Mycobacterium tuberculosis, Varicella-zoster virus, Measles virus).

• Requires specialized respiratory protection (N95 or higher).
• Patient typically in a negative pressure isolation room.
• Donning and doffing procedures are critical.

Memory trick: Tiny Air Particles Need N95 Protection!

Special considerations for venipuncture on patients with delicate, easily damaged veins, often found in the elderly or those on certain medications.

• Use smaller gauge needles (e.g., 23-25 gauge butterfly).
• Apply tourniquet loosely or not at all if veins are prominent.
• Avoid excessive probing or multiple attempts.
• Use minimal pressure during collection.

Memory trick: Fragile veins need a 'tender touch' for a 'tiny track'.

Guidelines established by OSHA to ensure the safe handling and disposal of contaminated sharps to prevent occupational exposures.

• Sharps must be discarded immediately after use.
• Containers must be puncture-resistant, leak-proof, and clearly labeled.
• Never recap, bend, or break used needles.

Memory trick: Sharp objects go in the RIGHT bin, RIGHT now!

Procedures for managing patients requiring isolation when a designated isolation room is unavailable, prioritizing both patient care and infection control.

• Never compromise infection control for convenience.
• Escalate to nursing or infection control for guidance.
• Alternative solutions may include cohorting, temporary rooms, or delayed non-urgent procedures.

Memory trick: No Isolation Room? Call for HELP, Don't Assume!

A set of procedures to safely manage and clean up chemical spills, minimizing exposure and environmental contamination.

• Prioritize safety of personnel.
• Always refer to the Safety Data Sheet (SDS) for specific chemical information.
• Use appropriate PPE and spill kits.

Memory trick: SDS First, Then Act, Stay Safe!

The immediate steps to take if a patient experiences symptoms of nerve injury during venipuncture, such as sharp, radiating pain, tingling, or numbness.

• Withdraw needle immediately.
• Apply pressure to the site.
• Report incident to supervisor.
• Document thoroughly.

Memory trick: When complications arise, 'STOP' and 'ASSESS'.

Procedures and equipment used to safely move biological specimens from collection to the laboratory, minimizing risk of exposure or contamination.

• Specimens must be placed in leak-proof containers.
• Containers should be labeled with a biohazard symbol.
• Transport containers should be sturdy and prevent breakage.

Memory trick: Bag It, Seal It, Keep It Safe!

A hypersensitivity reaction to proteins in natural rubber latex, requiring avoidance of latex-containing products in affected individuals.

• Can range from mild skin irritation to severe anaphylaxis.
• Requires the use of non-latex alternatives for all patient contact.
• Healthcare facilities often have 'latex-safe' protocols.

Memory trick: Always check for allergies, especially 'L' for Latex, before you 'P'erform 'P'rocedures.

A standardized procedure for safely managing and decontaminating areas affected by blood or other potentially infectious materials (OPIM) spills.

• Requires immediate action and appropriate PPE.
• Containment is the first step after PPE.
• Disinfect with EPA-registered disinfectant (e.g., 1:10 bleach solution).

Memory trick: For a 'B'loody 'S'pill, 'P'rotect 'P'eople, 'C'ontain 'C'arefully, 'C'lean 'C'ompletely.

The ethical and legal principle that patients have the autonomy to decline any medical treatment, including diagnostic procedures, after being fully informed.

• Must be honored even if it goes against medical advice.
• Refusal must be documented clearly.
• Healthcare team must be notified to address the refusal.

Memory trick: When 'P'atient 'R'efuses, 'R'espect 'R'ights, 'R'ecord 'R'efusal, 'R'eport 'R'apidly.

The systematic procedure to follow when quality control results for laboratory tests fall outside the established acceptable limits.

• Stop all patient testing immediately.
• Repeat QC with new control solution.
• Check instrument calibration and maintenance.
• If still out of range, contact supervisor/technical support.

Memory trick: QC FAIL: First, investigate; Always, document; Ignore, never; Last, fix it.

Infection control practices that assume all blood and body fluids are potentially infectious, requiring the use of PPE based on the anticipated exposure.

• Apply to ALL patients, regardless of diagnosis.
• Primary PPE for venipuncture is clean gloves.
• Hepatitis B, C, and HIV are transmitted through bloodborne routes.

Memory trick: Assume 'B'lood 'B'ad, so 'B'arrier up with 'B'asic 'G'loves.

Infection prevention practices that apply to all patients, regardless of suspected or confirmed infection status, in any healthcare setting. They involve hand hygiene and the use of PPE.

• Treat all blood and body fluids as potentially infectious.
• Requires hand hygiene before and after patient contact.
• Mandates gloves for contact with blood, body fluids, non-intact skin, mucous membranes.

Memory trick: Standard: Treat EVERYONE as potentially infectious!

Accidental contact or damage to a nerve during blood collection, characterized by sharp, radiating pain, tingling, or electric shock sensation.

• Requires immediate needle removal.
• Can lead to temporary or permanent nerve damage.
• Proper site selection and technique minimize risk.

Memory trick: When 'P'ain 'R'adiates, 'P'ull 'R'ight 'O'ut.

Guidelines for selecting alternative venipuncture sites when primary sites (antecubital fossae) are unavailable or compromised.

• Avoid IV arms, shunts, fistulas, mastectomy side, edema, scars.
• Consult nurse for IV arm draws (distal, after turning off IV for 2-5 min).
• Hand veins are an option, but more fragile.
• Foot veins are typically a last resort and require physician's order.

Memory trick: PRIORITIZE: Primary, Remote, Informed, Omit, Rarely.

The essential information that must be recorded immediately following a venipuncture procedure to ensure traceability, accountability, and patient safety.

• Patient identification (full name, DOB, ID number).
• Date and time of collection.
• Phlebotomist's initials/ID.
• Venipuncture site.

Memory trick: DOC: Details On Collection.

The process of choosing an appropriate and safe location on the patient's body for blood collection.

• Avoid areas with infection, rashes, scars, or hematomas.
• Prioritize the antecubital fossa veins (median cubital, cephalic, basilic).
• Consider patient comfort and vein accessibility.

Memory trick: Always Look For Clean, Healthy Skin for a Good Draw

Measures taken to prevent the spread of infectious agents that remain infectious over long distances when suspended in the air.

• Used for diseases like Tuberculosis, Measles, Varicella (chickenpox).
• Requires N95 or higher-level respirator mask.
• Patient typically placed in an airborne infection isolation room (AIIR).

Memory trick: Always Be Careful During Contact!

Different antiseptic solutions used for skin preparation prior to venipuncture when the primary choice (e.g., povidone-iodine) is contraindicated due to allergy or other patient factors.

• Common alternatives include chlorhexidine gluconate and benzalkonium chloride.
• 70% Isopropyl alcohol is standard but may not be sufficient for all tests (e.g., blood cultures).
• Always verify patient allergies before skin preparation.

Memory trick: Chlorhexidine is the CLEAR choice for allergy!

The critical timeframe for labeling blood collection tubes to ensure accurate patient identification and prevent medical errors.

• Labeling must occur immediately after collection.
• Labeling must occur at the patient's bedside/chair.
• Patient's identity must be verified against the label.
• Labels must include patient name, DOB, collection date/time, phlebotomist ID.

Memory trick: Label IT: Immediately, Together, at bedside.

Chemical agents used to cleanse the skin prior to venipuncture to prevent bacterial contamination of the blood specimen and infection at the puncture site.

• 70% Isopropyl alcohol is standard for routine draws.
• Povidone-iodine or Chlorhexidine are used for blood cultures.
• Allow antiseptics to air dry completely.
• Avoid hydrogen peroxide for venipuncture.

Memory trick: Antiseptics: Clean, Clear, and Careful Choices.

Regulations set by the Occupational Safety and Health Administration (OSHA) to protect workers from exposure to bloodborne pathogens.

• Mandates use of engineering controls (e.g., safety devices).
• Requires work practice controls (e.g., proper sharps disposal).
• Covers PPE, hepatitis B vaccination, and post-exposure follow-up.

Memory trick: OSHA's E-P-P: Engineering, Practice, PPE!

CVADs like port-a-caths are implanted devices for long-term venous access. Accessing them requires specialized training due to infection risks and specific techniques.

• Phlebotomy technicians typically do not access CVADs.
• Improper access can lead to infection, damage to the device, or patient injury.
• Always defer to trained nursing staff or physicians for CVAD access.

Memory trick: Port-a-Caths are NO-GO for Phlebs!

The safe and immediate disposal of contaminated needles and other sharp medical instruments into designated containers to prevent needlestick injuries and transmission of bloodborne pathogens.

• Use puncture-resistant, leak-proof sharps containers.
• Dispose of sharps immediately at the point of use.
• Never recap, bend, break, or remove needles from syringes.

Memory trick: Sharps Go Straight to the Box, No Detours!

Procedures to ensure that blood collection tubes meet specifications for vacuum, sterility, and additive integrity to provide accurate laboratory results.

• Expiration date is paramount for vacuum and additive stability.
• Loss of vacuum leads to underfilling and incorrect additive-to-blood ratios.
• Degraded additives can cause inaccurate test results.

Memory trick: Tube 'T'ime 'T'ells 'T'rue 'T'est 'T'hrough 'T'he 'T'op.

The legal requirement under the Health Insurance Portability and Accountability Act to protect the privacy and security of protected health information (PHI).

• PHI includes all individually identifiable health information.
• Requires patient consent for most disclosures outside of TPO (Treatment, Payment, Operations).
• Violations can result in severe penalties.

Memory trick: Only 'S'hare 'P'atient 'H'ealth 'I'nfo when 'P'ermitted.

The light blue top tube contains sodium citrate, an anticoagulant that prevents blood clotting by binding calcium, making it suitable for coagulation studies.

• Additive: Sodium Citrate.
• Common tests: PT, PTT, INR, D-dimer.
• Requires a 9:1 blood-to-anticoagulant ratio.

Memory trick: Colorful caps, specific jobs, know your test!

When a venipuncture needle is correctly positioned in the vein but no blood enters the collection tube, the most common cause is a loss of vacuum within the evacuated tube.

• Indicates a faulty tube (expired, cracked, manufacturing defect)
• Requires replacing the tube with a new one
• Verify needle position after replacing tube
• Distinguish from needle misplacement or vein collapse

Memory trick: Needle's in, no flow? 'Vacuum's' low, or 'Vein's' a no-show.

The safe and effective method used to increase blood flow to an infant's heel prior to a dermal puncture for specimen collection.

• Increases capillary blood flow.
• Helps prevent hemolysis.
• Temperature must be carefully controlled.

Memory trick: Warm towel on heel, makes blood flow real.

When collecting blood for a forensic Blood Alcohol Content (BAC) test, an alcohol-free antiseptic such as benzalkonium chloride or povidone-iodine must be used to prevent contamination of the specimen.

• Alcohol-based antiseptics are contraindicated
• Prevents false elevation of BAC
• Benzalkonium chloride is a common non-alcohol choice
• Povidone-iodine is also acceptable if no allergies

Memory trick: No 'Alcohol' for 'Alcohol' tests – think 'Benz' for 'BAC'.

Vasovagal syncope (fainting) is a common adverse reaction during venipuncture. Symptoms include lightheadedness, dizziness, pallor, and clamminess, requiring immediate cessation of the draw and patient safety measures.

• Caused by sudden drop in heart rate and blood pressure
• Symptoms: dizziness, pallor, cold sweat, nausea
• Immediate action: remove needle/tourniquet, lower head, elevate feet
• Preventative measures: supine position, distraction, communication

Memory trick: If they feel 'Faint', 'Remove', 'Lower', then 'Recover'.

A method of collecting all urine produced over a full 24-hour period to measure the total amount of certain substances excreted by the kidneys, providing a comprehensive assessment of renal function.

• Crucial for measuring substances like creatinine, protein, hormones.
• Discard the first void; collect all subsequent urine for 24 hours.
• Keep specimen refrigerated to preserve analytes.
• Missed collections invalidate the entire sample.

Memory trick: 24-HOUR Rule: Hurl First, Observe All, Understand Timing, Refrigerate.

For adult capillary punctures, the preferred sites are the palmar surface of the distal phalanx of the middle or ring finger, slightly off-center.

• Middle or ring finger preferred
• Lancet puncture should be slightly off-center
• Avoid index finger, thumb, and pinky finger
• Ensure good circulation by warming the hand if necessary

Memory trick: For adult fingers, 'Middle' and 'Ring' are the golden 'Spots'.

Accurate blood gas analysis depends on meticulous collection to prevent exposure to room air, which can alter gas concentrations and lead to erroneous results.

• Collected in heparinized syringe.
• Avoid air bubbles.
• Transport on ice and analyze quickly.

Memory trick: Blood Gas: No Air, No Error!

For infant heel sticks, the puncture depth must not exceed 2.0 mm to prevent osteochondritis, an inflammation of the bone and cartilage.

• Maximum 2.0 mm for full-term infants
• Maximum 1.5 mm for premature infants
• Prevents bone damage (osteochondritis)
• Use automated lancets for consistent depth

Memory trick: Infant heel stick: 'Two' millimeters is the 'Max' to keep bones 'Intact'.

The precise timing of blood collection for a 2-hour postprandial glucose test, which is used to monitor a patient's glucose metabolism after a meal.

• Measures glucose after a standard meal.
• Timing starts after the last bite of food.
• Crucial for diabetes diagnosis and management.

Memory trick: Post-meal, two hours, blood draw power.

A method of urine collection designed to obtain a specimen free from contamination by external genitalia, used primarily for urine cultures.

• Requires thorough cleansing.
• Initial urine flushes contaminants.
• Middle portion is collected.

Memory trick: Clean, start, catch, finish: the midstream urine wish.

A hematoma is a localized swelling or lump caused by blood leaking from a blood vessel into the surrounding tissue, often observed after venipuncture.

• Common complication of venipuncture.
• Appears as a bruise or lump.
• Caused by blood escaping the vein.

Memory trick: Post-draw lumps? Think 'H' for Hematoma!

A 24-hour urine specimen requires collecting all urine produced over a full day. Critical steps include discarding the first void, collecting all subsequent voids, and proper preservation (usually refrigeration).

• Discard first morning void on day 1, then collect.
• Collect last void at same time on day 2.
• Keep refrigerated or on ice.

Memory trick: 24 hours of pee, keep it cold for me!

Techniques used during blood culture collection to minimize the introduction of skin flora into the specimen, ensuring accurate diagnostic results.

• Thorough site preparation is critical.
• Proper antiseptic application and drying time.
• Avoid re-palpating the site after cleaning.

Memory trick: Clean, dry, no touch: keeping cultures out of the muck.

The required duration for a chemical antiseptic to air dry on the skin surface before venipuncture, allowing it to achieve maximal antimicrobial efficacy.

• Essential for effective microbial killing.
• Prevents contamination of the blood specimen.
• Different antiseptics have varying drying times.
• Waving or blowing on the site is not recommended as it reintroduces contaminants.

Memory trick: CLEAN Site: Cleanse, Let Dry, Eliminate Contaminants, Avoid Re-touch.

A venipuncture device consisting of a small-gauge needle with plastic wings and flexible tubing, designed for precise venipuncture and use on small or fragile veins.

• Smaller gauge (e.g., 23, 25 gauge)
• Wings provide better grip and control
• Flexible tubing reduces vein movement
• Ideal for geriatric, pediatric, or difficult venipunctures

Memory trick: Fragile veins need a 'Butterfly' for a gentle touch.

Systematic steps taken by a phlebotomy technician when a venipuncture attempt yields no blood flow, prioritizing patient safety and minimizing discomfort.

• Check needle position (too shallow, too deep, beside vein).
• Gently reposition, do not probe excessively.
• Check for faulty vacuum tube.
• If unsuccessful after minimal adjustments, withdraw and restart at a new site.

Memory trick: NO FLOW: Needle Out, Find New Location, Observe Patient, Wait for Rest.

The requirement for a patient to abstain from food and drink (except water) for a specified period (typically 8-12 hours) before blood collection for certain tests, ensuring accurate baseline measurements.

• Essential for tests like glucose, cholesterol, triglycerides.
• Non-fasting status invalidates results for fasting tests.
• Technician must verify fasting status before collection.
• If not fasting, reschedule the draw or consult the ordering provider.

Memory trick: PREP Check: Patient ID, Requisition, Evaluate Fasting, Prepare Site.

Bilirubin is a light-sensitive analyte. Specimens collected for bilirubin testing must be immediately protected from light to prevent its degradation and ensure accurate results.

• Photosensitive analyte.
• Degrades with light exposure.
• Wrap tube in foil or use amber tube.

Memory trick: Think 'B' for 'Bilirubin' needs 'Block Light'!