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Med158 chapters 9-11
| Question | Answer |
|---|---|
| Which of the following tests is most often a timed test | Therapeutic drug monitoring (TDM) |
| Do not perform a skin puncture parallel to the grooves or lines of the fingerprint. A parallel puncture will allow the blood to flow | Down the finger preventing the formation of a rounded drop |
| What is the most common complication of venipuncture? | Hematoma |
| Tiny red spots (Petechiae) that appear on a patient's arm when the tourniquet is applied are a sign that the | Site may bleed excessively |
| Which instance may lead you to suspect that you have accidentally punctured an artery? | The blood pulses into the tube |
| When the arm of the patient is swollen with excess fluid, the condition is called | Edema |
| Which of the following vascular access devices is inserted in the peripheral venous system for the purpose of blood collection and administration of medication? | PICC |
| What should a phlebotomist due in case his/her patient faints? | Talk to the patient and reassure them, Apply a cold compress to forehead or back of neck, Protect patient from injury by physically supporting them |
| procedural errors | The needle penetrating through the vein, Tube being cracked releasing the vacuum, Tube with expired date |
| The National Cholesterol Education Program recommends that lipid profiles be collected in a consistent manner after the patient has been either lying down or sitting quietly for a minimum of how many minutes? | 5 minutes |
| A skin puncture should be done rather than a venipuncture in all of the following situations | A child younger that 1 year of age, When a small volume of blood is adequate, A patient with difficult veins |
| Which of the following is the safest area for infant heel puncture? | The lateral or medial plantar surface |
| What is Phenylketonuria (PKU) lab test? | A genetic disorder characterized by the inability to metabolize pheylatlanine |
| The purpose of wiping away the first drop of blood during skin puncture is | To eliminate tissue fluid contamination |
| What is the term that means related to or marked by jaundice and is used to describe serum, plasma, or urine specimens that have an abnormal deep yellow-brown color due to high bilirubin levels? | Icteric |
| When a test requires a fasting specimen, but the serum is _______________, it is a clue that the patient was not fasting. | Lipemic |
| What is an example of a lab test that a Thick Blood smear preparation test would be used? | Malaria |
| You must draw a protime specimen from a patient with IVs in both arms. Which of the following is the best thing to do? Draw the specimen | Distal to an IV |
| How long before obtaining blood for testing should drugs known to interfere with blood tests be discontinued? | 48 to 72 hours |
| Which instance most closely resembles basal state? | A patient who has just awakened at 0600 after fasting all night |
| Skin puncture blood reference values (normal) are higher for | Glucose |
| Skin puncture blood most closely resembles | Arterial blood |
| fistula | Permanent fusion of an artery and a vein |
| the results used for comparison become a range of values with high and low limits, commonly called? | Reference range |
| When a fasting specimen is need for a lipid test, what is the typically time for fasting? | 8–12 hours |
| Prolonged tourniquet application may cause a change in blood composition primarily because of | Hemoconcentration |
| Why do pregnant patients have lower reference ranges for red blood cell counts? | Blood fluid increases in pregnancy, having a diluting effect on red blood cells |
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