Blood collection variables, complications, and procedural errors
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| Basal State | show 🗑
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| show | abnormal retraction of blood vessel walls, temporarily shutting off blood flow.
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| show | type of line inserted into a large vein and advanced into the superior vena cava, proximal to the right atrium.
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| diurnal variations | show 🗑
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| show | accumulation of fluid in the tissues
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| show | internal shunt created by permanent fusion of an artery and a vein
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| hematoma | show 🗑
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| hemoconcentration | show 🗑
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| hemolysis | show 🗑
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| show | special winged needle set or cannula that can be left in a patient's arm for up to 48 hours and used to administer medication and draw blood
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| show | induced by the effects of medical treatment, facilities, and personnel
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| show | term used to describe cloudy serum or plasma caused by increased fat or lipid content
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| patency | show 🗑
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| show | small, non-raised red spots that appear on a patient's skin when a tourniquet is applied because of a defect in the capillary walls or platelets
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| show | backflow of blood from a collection tube into a patent's vein during venipuncture
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| show | hard, cord-like, and lacking resiliency
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| show | fainting
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| thrombosed | show 🗑
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| show | tubing inserted into a main vein or artery and used for administering fluids and medications, monitoring pressures, and drawing blood
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| show | establishing inpatient reference ranges
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| show | awakened at 0600 hours after fasting since the previous evening meal
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| creatinine clearance | show 🗑
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| show | test that is most affected by altitude?
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| show | persistent diarrhea in the absence of fluid may cause?
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| serum or plasma of a lipemic specimen | show 🗑
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| show | 12-hour fast is normally required when testing for this analyte?
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| show | blood component exhibits diurnal variation with peak levels occurring in the morning
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| show | tests influenced by diurnal variation are often ordered?
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| show | College of American Pathologists (CAP) guidelines state that drugs known to interfere with blood tests should be discontinued how many hours before the test?
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| what can falsely decrease test results | show 🗑
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| show | analytes is most affected by muscular activity before specimen collection?
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| presence of fever influences the levels | show 🗑
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| analyte has higher reference values for males than for females | show 🗑
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| show | relating to or marked by jaundice and is used to describe serum, plasma, or urine specimens that have an abnormal deep yellow to yellow-brown color due to high bilirubin levels
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| show | may indicate that the patient has hepatitis, may yield erroneous test results for some analytes, and will most likely have a high bilirubin level
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| show | nonfilterable blood elements increase
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| why do pregnant patients have lower reference ranges for red blood counts? | show 🗑
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| show | corisol, hemoglobin, and white blood count
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| show | can temporarily elevate the white blood count
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| show | geographic enviroment
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| show | to establish reference values under controlled conditions, to ensure proper functioning of equipement, and to maintain speciman integrity
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| scarred or burned areas should be avoided as blood collection sites because | show 🗑
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| show | thrombosed
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| if you have no choice but to collect a specimen from an arm with a hematoma, collect the specimen | show 🗑
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| show | erroneous results (due to contamination with tissue fluide or altered blood composition caused by swelling)
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| show | can result in the collection of hemolyzed blood, is painful to patient, may cause inaccurate test results on the specimen
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| avoid collecting a specimen from an arm on the same side as a mastectomy because | show 🗑
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| you must collect a protime specimen from a patient with IV's in both arms. The best place to collect the specimen is | show 🗑
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| a phlebotomist must collect a hemoglobin on a patient in the intensive care unit. There is an IV in the patient's left arm. There is no suitable antecubital vein or hand vein in the right arm. What should the phlebotomist do? | show 🗑
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| which of the following should be avoided when selecting a venipuncture site? | show 🗑
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| show | arterial line
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| a vascular access pathway that is surgically created to provide access for dialysis is called? | show 🗑
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| show | a 5 ml dicard tube before collecting the specimen
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| show | broviac, groshong, and hickman
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| a subcutaneous vascular access device consisting of a small chamber attached to an indwelling line that is implanted under the skin and located by palpating the skin | show 🗑
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| show | use paper tape over a folded gauze square placed over the site
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| you may have to be careful about what type of equipment is brought into the room if a: patient or roommate is severely allergic to what? | show 🗑
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| if blood collection site continues to bleed after 5 minutes: | show 🗑
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| show | history of syncope during blood draws
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| what should a phlebotomist do if a patient feels faint during a blood draw? | show 🗑
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| show | have the patient lie down
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| show | give her an emesis basin in case she vomits, hold a cold damp washcloth to her forhead, and tell her to breathe slowly and deeply
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| show | cephalic
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| show | remove the needle as soon as possible, prevent the patient from injuring himself or herself, and notify appropriate first aide personnel
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| phlebotomist is in the process of collecting a blood specimen on a patient with difficult veins. You have just started to fill the first tube slowly. The skin around the venipuncture site starts to swell. What should the phlebotomist do? | show 🗑
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| show | inadequate pressure is applied to site after needle removal, the needle has penetrated through the back of the vein, and needle bevel is only partially inserted in the vein
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| What is the best indication that you have accidentally punctuated an artery | show 🗑
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| show | iatrogenic
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| show | keep the specimen and label it as a possible arterial specimen
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| infection at the site following venipuncture can result from | show 🗑
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| show | nerve damage
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| a patient complains of significant pain does not subside and raidates down his arm. What should you do | show 🗑
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| stinging sensation when a needle is first inserted is most likely the result of | show 🗑
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| show | make certain the tube fills from the bottom up
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| what is the least likely way to impair vein patency? | show 🗑
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| show | hemoconcentration
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| serum or plasma of a hemolyzed speciman appears | show 🗑
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| which action is least likely to cause hemolysis of a specimen? | show 🗑
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| show | prothrombin time
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| a phlebotomist has tried twice to collect a light blue top on a patient with difficult veins. Both times the phlebotomist has been able to collect only a partial tube. What whould the phlebotomist do? | show 🗑
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| show | cleaning with isopropyl alcohol before performing a fingerstick
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| show | needle bevel came partly out of the skin and vacuum escaped from the tube
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| which of the following situations could indicate that the needle has gone through the vein? | show 🗑
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| you are in the process of collecting a specimen. The needle is inserted but blood is filling the tube very slowly. You see a hematoma forming very rapidly. What has most likely happend is | show 🗑
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| performing a multi-tube blood draw. the first tube collects w/out a problem. second tube fails to fill. You adjust the needle and rotate bevel nothing happens. What should you do? | show 🗑
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| show | tourniquet is applied to tightly, tourniquet is too close to the venipuncture site, or the tube vacuum is too much for the size of vein
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| Bilirubin | show 🗑
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Created by:
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