artifact. - CORRECT ANSWERS-Somatic tremor
AC interference Correct
Interrupted baseline
Wandering baseline
AC interference artifact is observed on the ECG tracing. What should the medical
assistant do to eliminate the artifact? - CORRECT ANSWERS-Move the placement of
the leg electrodes.
Replace the electrode that is fall off.
Check the expiration date of the electrodes.
Remove any nearby electrical devices. Correct
Cover the patient with a blanket.
Somatic tremor artifact is observed on the ECG tracing. What should the medical
assistant do to eliminate the artifact? - CORRECT ANSWERS-Move the placement of
the leg electrodes.
Replace the electrode that is fall off.
Check the expiration date of the electrodes.
Remove any nearby electrical devices.
Cover the patient with a blanket. Correct
This is a normal rhythm. - CORRECT ANSWERS-Atrial flutter
Premature atrial contraction
Heart block
Premature ventricular contraction
Sinus rhythm Correct
The adult heart rate is below 60 beats per minute, and this is a normal rhythm for well-
conditioned athletes. - CORRECT ANSWERS-Atrial flutter
Sinus bradycardia Correct
Heart block
Sinus tachycardia
Sinus rhythm
The adult heart rate is above 100 beats per minute, and this is a normal rhythm for a
person doing aerobic exercise. - CORRECT ANSWERS-Atrial flutter
Sinus bradycardia
Heart block
Sinus tachycardia Correct
Sinus rhythm
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, A record or recording of electrical impulses of the heart produced by an
electrocardiograph. - CORRECT ANSWERS-ECHO
ECG
FVC
EKG
ECG and EKG Correct
The valve between the right upper and lower chambers of the heart is the: - CORRECT
ANSWERS-pulmonic semilunar valve.
tricuspid valve. Correct
mitral valve.
aortic semilunar valve.
The valve between the left upper and lower chambers of the heart is the: - CORRECT
ANSWERS-pulmonic semilunar valve.
tricuspid valve.
mitral valve. Correct
aortic semilunar valve.
Another name for the bicuspid valve is: - CORRECT ANSWERS-pulmonic semilunar
valve.
tricuspid valve.
mitral valve. Correct
aortic semilunar valve.
The _________ are the blood vessels that carry oxygen-rich blood from the lungs to the
heart. - CORRECT ANSWERS-pulmonary veins Correct
pulmonary arteries
superior vena cava
inferior vena cava
Blood returns from the head, neck, and upper extremities through the: - CORRECT
ANSWERS-aorta.
superior vena cava. Correct
pulmonary veins.
inferior vena cava.
Oxygenated blood leaves the heart through the: - CORRECT ANSWERS-aorta. Correct
venae cavae.
pulmonary arteries.
pulmonary veins.
The contractive phase of the heartbeat is: - CORRECT ANSWERS-diastole.
cardiac cycle.
blood pressure.
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