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EKG

Published on Dec 18, 2015

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1.

WELCOME

BASIC, BASIC EKG INTERPRETATION
Photo by jitsen.chang
2.

WHAT IS AN EKG?

Photo by rosmary
3.

IT IS SIMPLY A MEASUREMENT OF TIME AND VOLTAGE

Photo by Leo Reynolds
4.

THE EKG STRIP IS BROKEN INTO BOXES

Photo by NeilHeyes
5.

LEFT TO RIGHT MEASURES TIME

Photo by monkeyc.net
6.

THE SMALLEST BOXES

EQUAL 0.04 SECONDS
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7.

5 SMALL BOXES MAKE UP 1 BIGGER BOX

OR, 0.20 SECONDS
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8.

5 BIGGER BOXES EQUAL 1 SECOND

"THE THICK LINES ON THE PAPER"
Photo by rosmary
9.

UP AND DOWN MEASURES VOLTAGE.

WE SIMPLY MEASURE IN mm THOUGH
Photo by cyphunk
10.

1 SMALL BOX EQUALS 1 mm

Photo by jasohill
11.

10MM EQUAL 1 MILLIVOLT.

THIS IS THE STANDARD CALIBRATION
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12.

Untitled Slide

13.

A SUMMERY

14.

GOT IT?

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15.

REMEMBER!

WE ARE JUST LOOKING AT ELECTRICAL CURRENT
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16.

"LEADS"

PROVIDE DIFFERENT VIEWS OF THE ELECTRICAL CURRENT
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17.

THINK OF IT AS A CAMERA

Photo by realblades
18.

A POSITIVE DEFLECTION

CURRENT MOVING TOWARD A PARTICULAR LEAD (CAMERA) WILL PRESENT AS
19.

A NEGATIVE DEFLECTION

CURRENT MOVING AWAY FROM A LEAD (CAMERA) WILL PRESENT AS
20.

LEAD I

LOOKS FROM THE LEFT TO RIGHT SIDE
Photo by [ henning ]
21.

CURRENT MOVING TOWARDS IT WILL BE A POSITIVE DEFLECTION

CURRENT MOVING AWAY WILL BE A NEGATIVE DEFLECTION
Photo by arcreyes [-ratamahatta-]
22.

LEAD II & PADS

LOOK FROM THE LEFT LEG TO RIGHT ARM
Photo by Tojosan
23.

LEAD III

LOOKS FROM THE LEFT LEG TO LEFT ARM
Photo by Damien Pollet
24.

AVL (AUGMENTED VIEW LEFT)

LOOKS FROM THE LEFT SIDE TO THE RIGHT
Photo by Curtis Gregory Perry
25.

AVR (AUGMENTED VIEW RIGHT)

LOOKS FROM THE RIGHT SIDE TO THE LEFT
Photo by antony_mayfield
26.

AVF (AUGMENTED VIEW FOOT)

LOOKS FROM THE FEET UP
Photo by Bastien Vaucher

G. Harris