Cc Quiz 2 Cardiology

Front 1

The vertical lines on the ekg graph measure

Back 1

time

Front 2

Which of the following best describe the elements of a single cardiac cycle

Back 2

p wave, pr segment, pr interval, qrs complex and t wave

Front 3

the ekg machine will produce a upright deflection on the graph paper if the flow of electricity is toward the __ electrode

Back 3

positive

Front 4

no impulse can cause depolariztion during the __ peroid

Back 4

refractory

Front 5

The pr interval begins at the first sign of the pwave and ends at the first sign of the next deflection which is called the

Back 5

QRS complex

Front 6

A series of cardiac cycles makes up a

Back 6

EKG rhythm strip

Front 7

On EKG graph paper the distance in time between two light vertical lines or across one small square is

Back 7

.04

Front 8

The deflection above and below the isoelectric line are

Back 8

waves

Front 9

On EKG graph paper the time between to heavy vertical lines is five small boxes or

Back 9

.20

Front 10

When an ekg machine is turned on but not connected to the pt the stylus will produce a straight line called the ___ line

Back 10

Isoelectric

Front 11

A strong impulse can cause premature abnormal discharge during the ___ refractory peroid

Back 11

relative

Front 12

Which of the following is not a normal qrs mearsurment

Back 12

.20

Front 13

The pr interval reflects all __ activity

Back 13

Atrial

Front 14

The short peroid of electrical inactivity between the p wave and the start of the QRS complex is called the ___ segment

Back 14

PR

Front 15

The horizontal lines on the ekg graph paper measures

Back 15

Voltage

Front 16

The distance between two tic marks is

Back 16

3 secs