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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

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

notify the RN when ____ is observed

bradycardia

children can be calmed before and during an ECG by ____

saying it's like taking a picture

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withdrawn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

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

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

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

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