NWCA Exam Questions and Answers Rated A+
electrocardiogram - ANSWER-a recording or tracing of an EKG
electrocardiograph - ANSWER-the instrument used for recording the heart's activity
ground electrode - ANSWER-right leg
lead - ANSWER-a picture of the heart
normal standard - ANSWER-10 mm/mV
on what speed is an EKG normally run - ANSWER-25 mm/sec
one of the major causes of heart failure is - ANSWER-untreated high BP
the heart is located in the - ANSWER-mediastinum
the valves of the heart are made up of - ANSWER-endocardium
what can happen when the heart beats too slowly - ANSWER-syncope
what color is the ground lead - ANSWER-green
what does it mean if the heart beat fires ectopically - ANSWER-the firing of the stimulus
to generate the heart beat does not occur in the SA node
what does the base of the heart look like - ANSWER-upper border of the heart, broad in
shape
what does the standard check - ANSWER-the voltage that the instrument is using
what is a heart murmur - ANSWER-the sound of faulty action when the valves close
what is the diameter of the coronary arteries - ANSWER-1/8 inch
what purpose does the gel serve on the electrode - ANSWER-it conducts electricity
what would a muscle tremor look like on an EKG - ANSWER-a fuzzy irregular baseline
what would cause an interrupted baseline - ANSWER-dirty electrodes
when do you standardize an EKG - ANSWER-before and after you run the EKG
when does a U wave occur - ANSWER-when a patient has very low K+
electrocardiogram - ANSWER-a recording or tracing of an EKG
electrocardiograph - ANSWER-the instrument used for recording the heart's activity
ground electrode - ANSWER-right leg
lead - ANSWER-a picture of the heart
normal standard - ANSWER-10 mm/mV
on what speed is an EKG normally run - ANSWER-25 mm/sec
one of the major causes of heart failure is - ANSWER-untreated high BP
the heart is located in the - ANSWER-mediastinum
the valves of the heart are made up of - ANSWER-endocardium
what can happen when the heart beats too slowly - ANSWER-syncope
what color is the ground lead - ANSWER-green
what does it mean if the heart beat fires ectopically - ANSWER-the firing of the stimulus
to generate the heart beat does not occur in the SA node
what does the base of the heart look like - ANSWER-upper border of the heart, broad in
shape
what does the standard check - ANSWER-the voltage that the instrument is using
what is a heart murmur - ANSWER-the sound of faulty action when the valves close
what is the diameter of the coronary arteries - ANSWER-1/8 inch
what purpose does the gel serve on the electrode - ANSWER-it conducts electricity
what would a muscle tremor look like on an EKG - ANSWER-a fuzzy irregular baseline
what would cause an interrupted baseline - ANSWER-dirty electrodes
when do you standardize an EKG - ANSWER-before and after you run the EKG
when does a U wave occur - ANSWER-when a patient has very low K+
