Preanalytical considerations
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| show | A line that is placed in an artery most commonly placed in a radial artery used 2 provide accurate and continuous measurement of patients blood pressure to collect blood gas specimens and other blood specimens and administrating of drug such as dopamine
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| Arteriouvenous (AV) shunt,fistula,graft | show 🗑
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| The preanalytical phase of the testing process begins for the laboratory when a | show 🗑
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| Most referenced ranges are based on normal laboratory test values for | show 🗑
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| Basal state | show 🗑
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| Central vascular access device (CVAD) | show 🗑
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| show | A product of the breakdown of red blood cells
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| Central venous catheter (CVC) | show 🗑
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| Circadin | show 🗑
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| Diurnal | show 🗑
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| show | Blood loss to a point where life cannot be sustained
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| show | A swelling or mass of blood (ofter clotted) such that caused by blood leaking from a blood vessel during or following venipuncture
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| show | A decrease in the fluid content of the blood with a subsequent increase in non-filterable large molercule or portein based blood components such as red blood cells
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| Hemolysis | show 🗑
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| Heparin lock | show 🗑
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| Iatrogenic | show 🗑
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| show | A small chamber attched to an indwelling line that is surgically implanted under the skin in the upper chest or arm
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| show | Pertaining to or within a vein
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| show | A condition characterized by increased bilirubin (breakdown of RBC) in the blood leading to the deposiion of yellow bile pigment in the skin mucous membranes and sclerae (white of the eyes) giving the patient a yellow appearance aka: Icterus
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| show | Increase liped content in the blood
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| Lipemic | show 🗑
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| Lymphostasis | show 🗑
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| show | Tiny nonraised red spots that appear on a pt. skin upon tourniquet application. They r min drops of blood that escape the capillaries and come to the surface of the skin below the tourniquet,as a result of capillary wall defects/platelet abnoralities
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| show | Peripherally inserted central catheter
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| show | Prior to analysis
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| Pre-examination | show 🗑
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| Reference ranges | show 🗑
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| Sclerosed | show 🗑
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| Syncope | show 🗑
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| Thrombosed | show 🗑
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| show | Sudden faintness or loss of consciousness due to a nervous system response to abrupt pain, stress or trauma
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| show | Stoppage of the normal venous blood flow
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| show | A term meaning "marked by jaundice" 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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| Hemolyzed | show 🗑
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| Mastectomy | show 🗑
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| Edema | show 🗑
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| show | Normal fluctuations throughout the day
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| A patients arm is swollen. The term used to describe this condition is | show 🗑
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| show | Bilirubin
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| show | Right arem distal to the hematoma
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| Which of the following is not rue of hematomas | show 🗑
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| Hemoconcentration from prolonged tourniquet applicaation increases | show 🗑
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| show | Is awakened for a blood draw at 0600 after fasting since 0800 last night
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| The best specimens to use for establishing inpatient reference ranges for blood tests are | show 🗑
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| show | Creatine clearance
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| Which of the following tests is most affected by altitude | show 🗑
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| show | Hemoconcentration
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| The serum or plasma of a lipemic specimen appears | show 🗑
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| show | Not fasting
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| show | Triglycerides
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| show | Cortisol
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| show | Timed
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| A drug known to interfere with a blood test should be discontinued for this many hours before the test ranges for RBC counts | show 🗑
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| show | A drug completes with the test reagents for the test analyte
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| Which of the following analytes can remain elevated for 24hrs or more after exercise | show 🗑
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| Which hormone is most affected by the presence of a fever | show 🗑
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| Which analyte has a higher reference range for males than for females | show 🗑
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| show | bilirubin test results could be elvevated
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| What changes occur in the bloodstream when a patient goes from supine to standing | show 🗑
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| Why do pregnant patients have lower reference ranges for RBC counts | show 🗑
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| Which of the following analytes is typically increased in chronic smokers | show 🗑
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| It is not a good idea to collect a cbc from a screaming infant because the: | show 🗑
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| Of the following factors known to affect basal state, which is automatically accounted for when reference ranges ae established | show 🗑
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| show | Maintains the integrity of speciments
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| show | Circulation is typically impaired
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| A vein that feels hard, cord-like and lacks resiliency is most likely | show 🗑
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| show | Erroneous specimen results
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| show | Distal to it
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| One reason collecting blood specimens from an arm on the same side as a mastectomy without permission from the patients physician is probilited is becasue: | show 🗑
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| Which of the following veins is often the easiest to feel on obese patient | show 🗑
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| show | Below one of the IV's
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| A phlebotomist must collect a hemoglobin specimen from a patient in the ICU. There is an IV in the patients left wrist. There is no suitable antecubital vein or hand vein in the right arm. What should be phlebotomist do | show 🗑
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| Is selecting a venipuncture site, do not use an arm with | show 🗑
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| show | An A-line
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| show | An AV shunt
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| show | A 5-ml, discard tube before the specimen tubes are filled
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| Which of the following is a type of CVC | show 🗑
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| show | An implanted port
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| The way to bandage a venipuncture site when the patient is allergic to the glue in adhesive bandages is to: | show 🗑
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| show | Latex
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| What is the best thing to do if a venipuncture site continures to bleed after 5 minutes | show 🗑
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| Which patient should be asked to lie down during blood draw. a patient with a: | show 🗑
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| show | Have the patient lie down until recovered
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| show | Advise her to begin slow, deep breathing
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| Pain associated with venipuncture can be minimized by: | show 🗑
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| A site could potentially be used for venipuncture even if: | show 🗑
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| A vein with walls that have temporarily drawn together and shut off blood flow during veipuncture is called a: | show 🗑
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| show | Stop the draw at once and apply pressure to the site
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| show | Failing to apply adequate pressure after the draw
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| show | Blood pulses into the tubes
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| Amemia brought on by the withdrawal of blood for testing purposes is described as: | show 🗑
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| If you suspect that you have accidentally collected an arterial specimen instead of a venous specimen: | show 🗑
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| show | An arterial puncture
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| show | Discontinue the venipuncture immediately
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| A stinging sensation when the needle is first inserted is most likely the result of: | show 🗑
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| Which is the best way to avoid reflux | show 🗑
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| show | Leaving a tourniquet on too long
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| Prolonged tourniquet application can affect blood composition becauses: | show 🗑
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| show | Pink or reddish
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| show | Transferring blood from a syringe to a tube
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| The ratio of blood to anticoagulant is most critical for which of the following test | show 🗑
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| show | Have someone else collect the speciment
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| Which of the following situations is least likely to cause contamination of the specimen | show 🗑
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| show | Bevel came out of the skin and the tube vacuum escaped
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| A needle that has gone through the back wall of the vein may cause: | show 🗑
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| show | Slips beside instead of in the vein
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| You are in the process of collecting a blood specimen. The neelde is inserted but the tube is filling very slowing. A hematoma starts to form rapidly. What has most likely happened is that the: | show 🗑
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| U r performing a multitube bld draw.U collect 1st tube w/o a problem.2nd tube fails to fill w/bld.u pull the needle back and nothing happens.You push the needle in a little deeper and nothing happens.U remove thetube,pull back the needle alittle turnbevel | show 🗑
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| show | Discontinue the draw and try again a new site
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| Which of the following if most apt to be the cause of vein collapse during venipucture | show 🗑
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| show | Discontinue the draw and lower his head
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