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49 Cards in this Set
- Front
- Back
electrocardiograms measures the heart's... |
electrical activity |
|
pictures of the heart taken from different angles are called... |
leads |
|
ECG and EKG are... |
both interchangeable terms for electrocardiogram |
|
if a physician orders a stat ECG, this means it should be obtained.... |
immediately |
|
during a stat ECG, the PCT has special respoinsibility to act... |
calmly |
|
sensors and electrodes are... |
identical |
|
lead placement includes... |
limb leads and chest leads |
|
precise lead placement is... |
essential |
|
5 of the 6 chest leads are placed at the ____ side of the sternum |
left |
|
when positioning the connectors for an ECG, it is important to... |
avoid large loops |
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patient preparation and lead placement are ____ regardless of the type of electrocardiograph |
the same |
|
possibilities of difficulties when setting up and obtaining an ECG... |
- insufficient gel - patient movement - loose connections |
|
artifact interference on ECG readings could include all of the following... |
- muscle movement - respirations - electrical voltage in the room |
|
intermittent signals on an ECG can be caused by |
loose connections |
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notify the RN when ____ is observed |
bradycardia |
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children can be calmed before and during an ECG by ____ |
saying it's like taking a picture |
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in venipuncture, a metal needle is inserted into the inner aspect of the vein and blood is ____ |
withdrawn |
|
types of venipuncture... |
- vacuum tube method - butterfly needle method - needle-syringe method |
|
when working with color coded vacuum tubes, ____ is important |
sequence |
|
lab rejection of a blood specimen can happen because... |
- wrong tube used - incorrect mixing - insufficient amount - incorrect labeling |
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if a patient asks you for a detailed reason for the blood draw, a PCT should ____ |
notify a nurse or a physician |
|
what is usually the first choice for a blood draw? |
median cubital and cephalic veins |
|
a tourniquet should be placed ____ inches above the site |
4 to 5 |
|
aspects of a typical blood draw |
- gauze application - cleansing the site - labeling the specimen |
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greatest risk of needle-syringe method of venipuncture is... |
risk of needlestick injury |
|
fingerstick blood glucose monitoring is a common procedure for a patient with ___ |
diabetes mellitus |
|
gloves should be worn when performing blood glucose monitoring because ____ |
the glucometer is contaminated with blood |
|
alert the RN in all of the following situations... |
- patient's blood values are above normal - patient's blood values are below normal - patient's blood values are unusual for that particular patient |
|
purpose of blood glucose monitoring is to keep the blood glucose level ___ |
normal |
|
aspects of stool specimen handling |
- wear gloves - keep the outside of the container free from contamination - patient privacy |
|
aspects of obtaining a urine specimen from an independent patient |
- instruct the patient on the procedure - patient should wash hand before and after - document on the patient's record |
|
a 24-hour urine collection is ___ |
not a sterile procedure |
|
a PCT should notify an RN in the following situations... |
- tachycardia - altered level on consciousness - shortness of breath |
|
aspects of setting up a sterile i v line |
- wash your hands - inspect the package for sterility - check the bag's expiration date |
|
when a PCT finds the patient's systolic blood pressure is less than ____ the RN should be notified immediately |
90 mm Hg |
|
another term for venipuncture is... |
phlebotomy |
|
arm may not be used for a blood draw if... |
burns exist |
|
True or False: Patients should not be sitting on a high stool during venipuncture. |
True |
|
tourniquet is applied to the arm during a blood draw to.... |
slow the blood flow |
|
during proper venipuncture, the needle should be within the... |
lumen |
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dont use a thumb for finding the vein site because... |
the thumb has a pulse of its own |
|
purpose of asking the patient to open and close his or her hand several times prior to inserting the needle into the vein is.... |
engorgement of the vein |
|
failure to anchor the vein during venipuncture makes the procedure... |
painful |
|
removal of the tourniquet when the venipuncture is complete helps prevent ____ |
hematoma |
|
best method of stopping bleeding is |
direct pressure |
|
purpose of inverting the tubes when performing venipuncture is... |
to mix anticoadgulants |
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most accidental needle sticks occur when... |
a needle is being recapped |
|
a capillary puncture is an appropriate means of collecting blood when... |
only a small amount is needed |
|
this is used to obtain a puncture during a capillary puncture |
lancet |