ANSWERS | GRADED A+ | 2023-2024 UPDATE
ST segment elevation is associated with Correct Answer: myocardial injury
during a stress test the patient begins to feel fatigue and the ekg shows v-tach the
first thing you should do is Correct Answer: notify the physician
if the QRS is too tall to fit on the ekg paper, change the gain control to Correct
Answer: 1/2
if the patient is alert and orientated, but the tech finds all waveforms to be negative,
check the Correct Answer: left and right arm limb leads
decreased potassium levels cause what to be visible on an ekg? Correct Answer: u
waves
the classic presentation of ischemia include Correct Answer: ST segment
depression and T wave inversion
what is the easiest site to obtain a pulse on an infant because of its proximity to the
surface of the skin? Correct Answer: the brachial artery
, who should make repairs to the ekg machine? Correct Answer: a biomedical tech
if a physician orders a telemetry monitor to be worn at home, what statement
would show the need for further instruction? Correct Answer: "if a lead comes
loose, i may reattach it myself"
when preforming an ekg on a two-year old patient you should move the limb leads
to the Correct Answer: torso
when preforming a posterior ekg, where should v8 be placed? Correct Answer: on
the left midscapular line
what controls the height of the waveform on an ekg? Correct Answer: sensitivity
peaked, hypacute, and broad based T waves and convex ST segments are classic
findings of? Correct Answer: myocardial ischemia
what can be used up to two hours prior to a stress test because of its short half-life?
Correct Answer: tobacco products
where should v5 be placed? Correct Answer: v5 should be placed on the left
anterior axillary line, horizontal to v4
atrial flutter is characterized by? Correct Answer: flutter waves between QRS
complexes, absence of of p waves, a irregularly regular rhythm, and a ventricular
of 60 to 100/mm