Nursing & Healthcare Exam Prep

This podcast is made by Ran Chen, who holds an EA license, Insurance and Securities licenses (Series 6, 63, 65), and the CFP® designation. He is passionate about opening access to high-quality exam preparation resources and helping learners prepare more effectively for professional certification exams. In this episode you will learn: - That a new pair of gloves is mandatory for every single patient encounter without exception. - How to identify exam scenarios that require additional PPE, like gowns and face shields, based on the risk of splashing. - The correct sequence for donning PPE: gown, mask, goggles, and then gloves last. - T...

This podcast is made by Ran Chen, who holds an EA license, Insurance and Securities licenses (Series 6, 63, 65), and the CFP® designation. He is passionate about opening access to high-quality exam preparation resources and helping learners prepare more effectively for professional certification exams. In this episode you will learn: - The central role of the written Exposure Control Plan, which must be updated annually, in guiding all safety procedures. - How to differentiate between engineering controls like safety needles and work practice controls like prohibiting two-handed needle recapping. - The specific requirement for employers to offer the Hepatitis B vaccine free o...

This podcast is made by Ran Chen, who holds an EA license, Insurance and Securities licenses (Series 6, 63, 65), and the CFP® designation. He is passionate about opening access to high-quality exam preparation resources and helping learners prepare more effectively for professional certification exams. In this episode you will learn: - Why you must let 70% isopropyl alcohol air-dry for approximately 30 seconds without fanning or blowing. - How puncturing through wet alcohol can cause hemolysis, destroying red blood cells and compromising the specimen. - The critical exam trap of how wet alcohol can contaminate a sample and create a falsely elevated blood alcohol l...

This podcast is made by Ran Chen, who holds an EA license, Insurance and Securities licenses (Series 6, 63, 65), and the CFP® designation. He is passionate about opening access to high-quality exam preparation resources and helping learners prepare more effectively for professional certification exams. In this episode you will learn: - Cortisol levels peak around 8 AM and are lowest in the evening, a critical timing factor for diagnosing endocrine disorders like Cushing's or Addison's disease. - Other common tests like ACTH, TSH, and iron also exhibit significant diurnal variation, making morning collections the standard for accurate interpretation. - Therapeutic drug monitoring requires p...

This podcast is made by Ran Chen, who holds an EA license, Insurance and Securities licenses (Series 6, 63, 65), and the CFP® designation. He is passionate about opening access to high-quality exam preparation resources and helping learners prepare more effectively for professional certification exams. In this episode you will learn: - The standard 8 to 12-hour fasting requirement for key tests like glucose, lipid panels, and fasting insulin. - Why the Glucose Tolerance Test (GTT) requires a strict fast for the initial baseline draw. - The unique requirement for morning fasting for iron studies due to diurnal variation. - The critical importance of d...

This podcast is made by Ran Chen, who holds an EA license, Insurance and Securities licenses (Series 6, 63, 65), and the CFP® designation. He is passionate about opening access to high-quality exam preparation resources and helping learners prepare more effectively for professional certification exams. In this episode you will learn: - Pre-analytical errors, which occur before lab testing, account for up to 70% of all lab mistakes and are a major focus on the Phlebotomy exam. - Improper patient identification is the most critical pre-analytical error; exam questions will test your ability to follow strict ID protocols without exception. - Hemolysis, the rupture o...

This podcast is made by Ran Chen, who holds an EA license, Insurance and Securities licenses (Series 6, 63, 65), and the CFP® designation. He is passionate about opening access to high-quality exam preparation resources and helping learners prepare more effectively for professional certification exams. In this episode you will learn: - Daily QC for POCT devices requires running two levels of controls: a low/normal and a high/abnormal. - Levey-Jennings charts are used to visually track QC data over time, helping to identify shifts and trends that indicate potential problems. - The Westgard 1-3s rule requires immediate rejection of a Q...

This podcast is made by Ran Chen, who holds an EA license, Insurance and Securities licenses (Series 6, 63, 65), and the CFP® designation. He is passionate about opening access to high-quality exam preparation resources and helping learners prepare more effectively for professional certification exams. In this episode you will learn: - Why washing with soap and water is the correct exam answer over using alcohol for site preparation. - The critical reason for wiping away the first drop of blood to avoid sample contamination with interstitial fluid. - The difference between applying gentle pressure versus the incorrect technique of "milking" the finger. ...

This podcast is made by Ran Chen, who holds an EA license, Insurance and Securities licenses (Series 6, 63, 65), and the CFP® designation. He is passionate about opening access to high-quality exam preparation resources and helping learners prepare more effectively for professional certification exams. In this episode you will learn: - The definition of Point-of-Care Testing (POCT) and its CLIA-waived status for common tests like glucose and hemoglobin. - Critical quality control (QC) requirements, including the necessary frequency and documentation procedures. - The importance of operator certification and the need for annual competency assessments to perform POCT. - Essential components of proper d...

This podcast is made by Ran Chen, who holds an EA license, Insurance and Securities licenses (Series 6, 63, 65), and the CFP® designation. He is passionate about opening access to high-quality exam preparation resources and helping learners prepare more effectively for professional certification exams. In this episode you will learn: - The phlebotomist's crucial support role during a physician-performed lumbar puncture. - The critical order of draw for CSF tubes 1, 2, 3, and 4 and the rationale behind it. - The specific laboratory destinations for each CSF tube: chemistry, microbiology, and hematology. - How the CSF collection sequence minimizes contamination to ensure accurate microbiology and c...

This podcast is made by Ran Chen, who holds an EA license, Insurance and Securities licenses (Series 6, 63, 65), and the CFP® designation. He is passionate about opening access to high-quality exam preparation resources and helping learners prepare more effectively for professional certification exams. In this episode you will learn: - How to differentiate between a valid deep-cough sputum sample and an invalid saliva sample for accurate testing. - Why first morning sputum collection yields the most concentrated and reliable specimen for respiratory diagnostics. - The precise anatomical landmarks for a throat swab, focusing on the tonsils and posterior pharynx while avoiding c...

This podcast is made by Ran Chen, who holds an EA license, Insurance and Securities licenses (Series 6, 63, 65), and the CFP® designation. He is passionate about opening access to high-quality exam preparation resources and helping learners prepare more effectively for professional certification exams. In this episode you will learn: - The critical importance of avoiding urine and toilet water contamination for all stool samples and the reasons why. - Key dietary and medication restrictions (red meat, certain vegetables, aspirin, Vitamin C) required for the gFOBT and why the FIT does not have these restrictions. - The specific collection protocol for Ova a...

This podcast is made by Ran Chen, who holds an EA license, Insurance and Securities licenses (Series 6, 63, 65), and the CFP® designation. He is passionate about opening access to high-quality exam preparation resources and helping learners prepare more effectively for professional certification exams. In this episode you will learn: - The mandatory temperature range (90-100°F) and 4-minute timeframe for urine drug screens. - Why an unbroken chain of custody is legally critical and what constitutes a "broken" chain. - The difference between the collector's role (temperature check) and the lab's role (creatinine/specific gravity check) in detecting adulteration. - The sp...

This podcast is made by Ran Chen, who holds an EA license, Insurance and Securities licenses (Series 6, 63, 65), and the CFP® designation. He is passionate about opening access to high-quality exam preparation resources and helping learners prepare more effectively for professional certification exams. In this episode you will learn: - The correct procedure for starting a 24-hour urine collection by discarding the first void. - Why every void, including the first morning specimen on day two, must be collected. - The critical importance of continuous refrigeration or icing of the specimen. - How specific preservatives are required for certain tests and t...

This podcast is made by Ran Chen, who holds an EA license, Insurance and Securities licenses (Series 6, 63, 65), and the CFP® designation. He is passionate about opening access to high-quality exam preparation resources and helping learners prepare more effectively for professional certification exams. In this episode you will learn: - The first-morning specimen is the most concentrated, making it ideal for pregnancy and bacterial culture tests. - Master the precise steps of the mid-stream clean-catch technique for both males and females to prevent specimen contamination. - For a 24-hour urine collection, the patient must discard the first void to start the c...

This podcast is made by Ran Chen, who holds an EA license, Insurance and Securities licenses (Series 6, 63, 65), and the CFP® designation. He is passionate about opening access to high-quality exam preparation resources and helping learners prepare more effectively for professional certification exams. In this episode you will learn: - The critical requirements for patient identification in forensic specimen collection. - How to properly use tamper-evident seals and packaging to maintain specimen integrity. - The function and correct completion of a chain of custody form, including tracking every handler. - Common exam traps, such as using an alcohol wipe for a b...

This podcast is made by Ran Chen, who holds an EA license, Insurance and Securities licenses (Series 6, 63, 65), and the CFP® designation. He is passionate about opening access to high-quality exam preparation resources and helping learners prepare more effectively for professional certification exams. In this episode you will learn: - Why using a transfer pipette is the required standard over pouring to prevent aerosols and ensure specimen accuracy. - The critical importance of labeling every aliquot tube with at least two patient identifiers and the specific specimen type (e.g., serum, EDTA plasma). - That utilizing a splash shield or other p...

This podcast is made by Ran Chen, who holds an EA license, Insurance and Securities licenses (Series 6, 63, 65), and the CFP® designation. He is passionate about opening access to high-quality exam preparation resources and helping learners prepare more effectively for professional certification exams. In this episode you will learn: - Why a mislabeled specimen is a critical error that always requires recollection without exception. - The importance of the nine-to-one blood-to-additive ratio in light blue top tubes and how underfilling falsely prolongs coagulation results. - How hemolysis, the rupture of red blood cells, can falsely elevate analytes such as potassium, leading t...

This podcast is made by Ran Chen, who holds an EA license, Insurance and Securities licenses (Series 6, 63, 65), and the CFP® designation. He is passionate about opening access to high-quality exam preparation resources and helping learners prepare more effectively for professional certification exams. In this episode you will learn: - The fundamental difference: Plasma contains fibrinogen because clotting is prevented with an anticoagulant, while serum lacks fibrinogen because the blood has clotted. - Why plasma from an anticoagulated tube (e.g., green top) is essential for STAT tests to ensure a rapid turnaround time, avoiding the 30-60 minute wait for a s...

This podcast is made by Ran Chen, who holds an EA license, Insurance and Securities licenses (Series 6, 63, 65), and the CFP® designation. He is passionate about opening access to high-quality exam preparation resources and helping learners prepare more effectively for professional certification exams. In this episode you will learn: - The standard centrifugation setting for serum and plasma is 10-15 minutes at a Relative Centrifugal Force (RCF) of 1000 to 1300g. - Why Serum Separator Tubes (SSTs) must be allowed to clot for a full 30 minutes at room temperature before being placed in the centrifuge. - The critical importance of precisely counterbalancing t...

This podcast is made by Ran Chen, who holds an EA license, Insurance and Securities licenses (Series 6, 63, 65), and the CFP® designation. He is passionate about opening access to high-quality exam preparation resources and helping learners prepare more effectively for professional certification exams. In this episode you will learn: - The four key temperature requirements for specimen transport: room temperature (18-25°C), refrigerated (2-8°C), frozen (-20°C or below), and body temperature (37°C). - Critical examples for each category, such as routine chemistry at room temp, ammonia on ice, and cold agglutinins at body temperature. - The importance of allowing serum...

This podcast is made by Ran Chen, who holds an EA license, Insurance and Securities licenses (Series 6, 63, 65), and the CFP® designation. He is passionate about opening access to high-quality exam preparation resources and helping learners prepare more effectively for professional certification exams. In this episode you will learn: - The key analytes that require immediate chilling after collection, including ammonia, lactate, and ABGs. - Why metabolic processes like glycolysis can alter test results if specimens are left at room temperature. - The correct technique for chilling a specimen using an ice and water slurry for complete contact. - Common exam t...

This podcast is made by Ran Chen, who holds an EA license, Insurance and Securities licenses (Series 6, 63, 65), and the CFP® designation. He is passionate about opening access to high-quality exam preparation resources and helping learners prepare more effectively for professional certification exams. In this episode you will learn: - That light exposure causes photodegradation, which leads to falsely low test results for sensitive analytes. - The most common light-sensitive specimens you must know for the exam are bilirubin, vitamin A, vitamin B12, beta-carotene, and porphyrins. - The correct procedure for protecting a light-sensitive specimen is to use an amber-colored tube o...

This podcast is made by Ran Chen, who holds an EA license, Insurance and Securities licenses (Series 6, 63, 65), and the CFP® designation. He is passionate about opening access to high-quality exam preparation resources and helping learners prepare more effectively for professional certification exams. In this episode you will learn: - Cold agglutinin tests demand a pre-warmed red-top tube that is kept at a constant 37°C. - Allowing the specimen to cool causes red blood cells to agglutinate, or clump together. - RBC clumping results in falsely decreased red blood cell counts and falsely increased MCV. - Never confuse the warm handling re...

This podcast is made by Ran Chen, who holds an EA license, Insurance and Securities licenses (Series 6, 63, 65), and the CFP® designation. He is passionate about opening access to high-quality exam preparation resources and helping learners prepare more effectively for professional certification exams. In this episode you will learn: - The critical importance of maintaining a blood pressure cuff at exactly 40 mmHg during the Modified Ivy Method. - How to correctly perform the blotting procedure every 30 seconds without touching the incision site to avoid invalidating the test. - The normal reference range for bleeding time (2-9 minutes) and what a prolonged r...

This podcast is made by Ran Chen, who holds an EA license, Insurance and Securities licenses (Series 6, 63, 65), and the CFP® designation. He is passionate about opening access to high-quality exam preparation resources and helping learners prepare more effectively for professional certification exams. In this episode you will learn: - The critical difference between trough (lowest drug concentration) and peak (highest drug concentration) levels. - Why precise timing is the most tested concept for therapeutic drug monitoring on the Phlebotomy exam. - How to correctly time a trough draw, which is always immediately before the next scheduled dose. - How to c...

This podcast is made by Ran Chen, who holds an EA license, Insurance and Securities licenses (Series 6, 63, 65), and the CFP® designation. He is passionate about opening access to high-quality exam preparation resources and helping learners prepare more effectively for professional certification exams. In this episode you will learn: - The GTT protocol begins with a mandatory 8 to 12-hour fast before the baseline draw. - A 75-gram glucose load is standard, while a 100-gram load is typically used for gestational diabetes testing in pregnant patients. - Timed draws start immediately after the patient finishes the glucose drink, not when they begin. ...

This podcast is made by Ran Chen, who holds an EA license, Insurance and Securities licenses (Series 6, 63, 65), and the CFP® designation. He is passionate about opening access to high-quality exam preparation resources and helping learners prepare more effectively for professional certification exams. In this episode you will learn: - The Allen test assesses collateral circulation via the ulnar artery before a radial artery puncture. - A positive result, where the palm pinks up in 5-15 seconds after releasing ulnar pressure, indicates it is safe to proceed. - A negative result, where the hand remains pale, is a contraindication for using t...

This podcast is made by Ran Chen, who holds an EA license, Insurance and Securities licenses (Series 6, 63, 65), and the CFP® designation. He is passionate about opening access to high-quality exam preparation resources and helping learners prepare more effectively for professional certification exams. In this episode you will learn: - The correct procedure and interpretation of the Allen test as a critical safety step before radial artery puncture. - Why a heparinized syringe is essential and the correct 45-degree angle for needle insertion during a radial ABG draw. - The critical post-collection steps, including expelling air bubbles, capping the sample, and g...

This podcast is made by Ran Chen, who holds an EA license, Insurance and Securities licenses (Series 6, 63, 65), and the CFP® designation. He is passionate about opening access to high-quality exam preparation resources and helping learners prepare more effectively for professional certification exams. In this episode you will learn: - Blood cultures must always be drawn first in the order of draw to prevent microbial contamination from non-sterile tube stoppers. - The principle of 'sterile before systems' dictates that blood cultures precede all other tubes, including light blue top coagulation tubes, regardless of test priority. - Inadequate blood volume is a c...

This podcast is made by Ran Chen, who holds an EA license, Insurance and Securities licenses (Series 6, 63, 65), and the CFP® designation. He is passionate about opening access to high-quality exam preparation resources and helping learners prepare more effectively for professional certification exams. In this episode you will learn: - The critical two-step skin antisepsis technique involving alcohol and chlorhexidine, emphasizing friction and complete air-drying. - Why two separate venipuncture sites are required for blood culture sets to differentiate between true infection and contamination. - The correct order of inoculation—aerobic bottle before the anaerobic bottle—and the scientific reason to preve...

This podcast is made by Ran Chen, who holds an EA license, Insurance and Securities licenses (Series 6, 63, 65), and the CFP® designation. He is passionate about opening access to high-quality exam preparation resources and helping learners prepare more effectively for professional certification exams. In this episode you will learn: - Your first action during a syncopal episode is to immediately release the tourniquet and remove the needle. - Properly position the patient by lowering their head or laying them flat with elevated legs to increase blood flow to the brain. - Patients must be monitored for at least 15 minutes after recovery b...

This podcast is made by Ran Chen, who holds an EA license, Insurance and Securities licenses (Series 6, 63, 65), and the CFP® designation. He is passionate about opening access to high-quality exam preparation resources and helping learners prepare more effectively for professional certification exams. In this episode you will learn: - To recognize an arterial puncture by its three key signs: bright red blood, pulsating flow, and rapid tube filling. - That the immediate and highest priority action is to withdraw the needle and apply firm, direct pressure. - Why pressure must be held for a minimum of five minutes to prevent h...

This podcast is made by Ran Chen, who holds an EA license, Insurance and Securities licenses (Series 6, 63, 65), and the CFP® designation. He is passionate about opening access to high-quality exam preparation resources and helping learners prepare more effectively for professional certification exams. In this episode you will learn: - The hallmark signs of a nerve injury during phlebotomy, such as sharp, shooting, or electric pain. - That the immediate and primary response to suspected nerve injury is to stop the draw and remove the needle. - Why the basilic vein is a high-risk site for venipuncture due to its proximity t...

This podcast is made by Ran Chen, who holds an EA license, Insurance and Securities licenses (Series 6, 63, 65), and the CFP® designation. He is passionate about opening access to high-quality exam preparation resources and helping learners prepare more effectively for professional certification exams. In this episode you will learn: - How vigorous shaking and traumatic 'probing' draws mechanically destroy red blood cells. - Why using a small gauge needle with a large vacuum tube is a common cause of hemolysis. - The critical impact of hemolysis on test results, causing false elevation of Potassium, LDH, and AST. - How to visually i...

This podcast is made by Ran Chen, who holds an EA license, Insurance and Securities licenses (Series 6, 63, 65), and the CFP® designation. He is passionate about opening access to high-quality exam preparation resources and helping learners prepare more effectively for professional certification exams. In this episode you will learn: - The number one priority when a hematoma begins to form is to immediately stop the blood draw. - Releasing the tourniquet before withdrawing the needle is a critical step to prevent hematoma formation. - Common causes tested on the exam include transfixing the vein, partial needle insertion, and using an incorrect n...

This podcast is made by Ran Chen, who holds an EA license, Insurance and Securities licenses (Series 6, 63, 65), and the CFP® designation. He is passionate about opening access to high-quality exam preparation resources and helping learners prepare more effectively for professional certification exams. In this episode you will learn: - The primary rule is to always use the opposite arm of a running IV to prevent sample dilution and contamination. - If drawing from an IV arm is unavoidable, the nurse must pause the infusion for at least two minutes before the draw. - The venipuncture site must always be located d...

This podcast is made by Ran Chen, who holds an EA license, Insurance and Securities licenses (Series 6, 63, 65), and the CFP® designation. He is passionate about opening access to high-quality exam preparation resources and helping learners prepare more effectively for professional certification exams. In this episode you will learn: - Why venipuncture is contraindicated on the side of a mastectomy due to lymphedema risk and potential for inaccurate results. - That the restriction against drawing on the mastectomy side is lifelong and does not change over time. - The correct protocol for patients with a bilateral mastectomy, which requires a physician's o...

This podcast is made by Ran Chen, who holds an EA license, Insurance and Securities licenses (Series 6, 63, 65), and the CFP® designation. He is passionate about opening access to high-quality exam preparation resources and helping learners prepare more effectively for professional certification exams. In this episode you will learn: - The correct first step to take when faced with difficult-to-find veins. - The protocol and risks associated with using hand or wrist veins as alternative sites. - The strict two-attempt rule and the required action after unsuccessful venipunctures. - Why a physician's order is mandatory before considering an ankle or foot d...

This podcast is made by Ran Chen, who holds an EA license, Insurance and Securities licenses (Series 6, 63, 65), and the CFP® designation. He is passionate about opening access to high-quality exam preparation resources and helping learners prepare more effectively for professional certification exams. In this episode you will learn: - Always anchor geriatric veins firmly below the puncture site to prevent rolling due to decreased subcutaneous tissue. - Use a reduced angle of insertion, typically 10-15 degrees, to avoid puncturing through fragile vein walls. - Select a smaller needle, like a 22G or 23G butterfly needle, to minimize trauma to delicate v...