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45 Cards in this Set
- Front
- Back
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what is equivalent to 32 degrees Fahrenheit in Celsius?
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0 degrees Celsius |
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what is the base unit of weight in the Metric system?
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Gram
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What is the base unit of volumes in the Metric system?
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Liter
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Light Blue
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Sodium Citrate
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Red
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No additive
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Lavender
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EDTA
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Light Green
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heparin
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What type of tests are done using lavender top tube?
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hematologic
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what is hemoglobin and how is it measured?
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measures oxygen carrying components of RBC
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hematoconcentration
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pooling of blood at the venipuncture site, caused by tourniquet being left on to long
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hemolysis
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rupture of red blood cell during blood collection
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hemolytic anemia
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red blood cells are destroyed and removed from the blood stream before their normal life span is over
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hematoma
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large bruise, accumulation of blood around the venipuncture site
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what is a culture and sensitivity? when should it be done in relationship to prescribing antibiotics?
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sample collected to be cultured for bacteria, taken before antibiotics are given
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describe what portion of the throat should be cultured for strep test?
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the tonsil area, any red or white patch areas; never the toungue
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failing to mix the blood in an additive containing tube after collection?
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error in procedure
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improper patient ID
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error in preparation
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patients failure to adhere to diet restrictions
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failure in preparation
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failure to dry the site after cleansing with alcohol
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error in preparation
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what antiseptic is most widely used for venipuncture procedures?
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isopropyl alcohol
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what will commonly occur when drawing blood from a vein that is too fragile or small?
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a hematoma
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when a hematoma occurs what should be done first?
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release the tourniquet
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what color is gram stain
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purple
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what is the first step an MA should take when a venipuncture needs to be performed on a patient? what will be accomplished by this?
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gain patients trust and confidence, minimizes anxiety
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what steps should be taken when an accidental needle stick occurs to a healthcare worker?
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prophylaxis to prevent disease
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WBC count
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4,500-11,000
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RBC count
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4.0-5.5 women 4.5-6.0 men |
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hemoglobin
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12-16 women 13-18 men |
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hematocrit
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36% to 46% women 40% to 50% men |
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erythrocyte sedimentation rate
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0 to 20 women 0 to 30 men |
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what element is needed for the body to create Hgb?
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Iron
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hematocrit is measured to check for what condition? how is it measured?
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Anemia, by the percent of RBC's
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what are the 3 types of blood cells?
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red blood cells, white blood cells and platelets
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what is the primary function of Vitamin K?
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clot formation
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what causes anemia?
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lack of iron or sickle cell disease
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what can occur to the blood sample if an additive tube is not properly mixed?
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microclot formation
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the first drop of blood from a capillary tube is contaminated with what?
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alcohol and tissue
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what does an ESR help diagnose?
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inflammatory process
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how can you help produce a drop of blood from a capillary puncture?
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apply gentle pressure
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acid fast stain can be used to detect what disease process?
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tuberculosis
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what supplies are needed to prepare a blood slide?
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a blood slide and a spreader slide
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what areas of the body are affected by fungi, dermatophytes?
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the skin, hair and nails
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what color will crystal violet stain bacteria?
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purple
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what are the benefits of using a rapid culture test in the ambulatory care setting?
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fast results, faster treatment
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identify 4 strategies for stimulating veins for venipuncture
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1. position patients arm below heart level 2. reapply tourniquet, make tighter 3. ask patient to make a fist 4. warm vein site with warming device or washcloth |
