100%
What is the name of the imaginary triangle formed by the Placement of the
electrodes that record the limb leads . - ANSWEREinthaven triangle
what Should an EKG technician do when a patient needs to change into a gown ? -
ANSWERProvide a private area for them to change
What type of rhythm occurs when an electrical impulse generated in the SA Node is
blocked by the AV Node or AV bundle ? - ANSWERHeart Block
which of the following is an organization that evaluates and accredits healthcare
facilities ? - ANSWERThe joint Commission
what terms describes three premature ventricular complexes ( PVCs ) fin a row as
part of a rhythm with no P wave , a QRS duration greater than 0.10 seconds , and a
rate OF 100-200 beats per minutes ? - ANSWERRun of Ventricular tachy cardia
which electrolyte triggers the first step in an electrical impulse in the heart ? -
ANSWERSodium
Where are beta - 1 receptors located ? - ANSWERThe heart and kidney
What is the term for two or more EKG that record activity in the same area Of the
heart ? - ANSWERContiguous
what age patient is most likely to be diagnosed with a patent ductus arteriosus ? -
ANSWERNewborn ( congenital )
congenital ) What Should lead V6 be placed ? - ANSWERHorizontally even with V4
and VS in the left mid - axillary line
How many leads does a Holter monitor use ? - ANSWER5
What part of an EKG tracing should be evaluated to assess whether 9 rhythm is
regular ? - ANSWERR - R interval ( rhythm ) ( P - P interval = rate )
what adjusts the sensitivity of an EKG machine ? - ANSWERGain Control
Tall , Peaked T - waves observed on the EKG are most commonly Seen in patients
with ___________ - ANSWERHyperkalemia
In order for a stress test to be valid , a patient must reach 9 heart rate that is what
percent of the thier age - predicted maximal heart rate ? - ANSWER85 %