MA EXAM #4 - WEEKS 9 – 11 QUESTIONS |202526 |A+ GRADED

MA EXAM #4 - WEEKS 9 – 11 QUESTIONS |2025\26 |A+
GRADED

Terms in this set (25)


when performing a 12-lead EKG, the CCMA should explain to the
patient that the machine is recording which of the following?
a.cardiac output
c. electrical activity of the heart
b. mechanical activity of the heart
c. electrical activity of the heart
d. stroke volume

when performing a 12-lead EKG on a patient, which of the
following leads is used as a ground to help decrease
interference?
b. right leg a.left leg
b. right leg
c. left arm
d. right arm

which of the following waveforms represents ventricular
depolarization?
a.QRS complex
a. QRS complex
b.T wave
c. ST segment
d. P wave

, which of the following is the correct position for placing lead
V4?
d. 5th intercostal space, a.4th intercostal space, left of sternum
midclavicular line b.5th intercostal space, at the midaxillary line
c. 4th intercostal space, right of the sternum
d. 5th intercostal space, midclavicular line

a medical assistant is preparing to perform an EKG on a patient
who has a below-the elbow amputation of the right arm. in
which of the following locations should the technician place
the RA
c. right upper arm
lead on the patient?
a.directly over V1 and V2
b. left lower arm
c. right upper arm
d. over the right clavicle

in which of the following locations should a medical assistant
store electrodes at the end of the day?
a.in the original packaging
a. in the original packaging
b. in a clear plastic bag
c. in an area free from electrical sources
d. in a warm, dry environment