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EKG > Big Chapter 2 > Flashcards

Big Chapter 2 Flashcards

1
Q

Muscular Organ located in the center of the thoracic cavity behind the sternum

A

The Heart

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2
Q

The hearts 4 chambers

A

Two Atria and Two Ventricles

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3
Q

Dividing Wall Between The Atria

A

Interatrial Septum

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4
Q

Dividing wall separating the ventricles

A

Interventricular Septum

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5
Q

Atrioventricular Valves

A

Triscupid and Biscupid

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6
Q

Separates the Right Atrium from the Right Ventricle

A

Triscupid Valve

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7
Q

Seperates the left atrium from the left ventricle

A

Biscupid (mitral) Valve

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8
Q

Lies between the right ventricle and pulmonary arteries

A

Pulmonary Valve

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9
Q

Lies between the left ventricle and the aorta

A

Aortic Valve

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10
Q

Aortic and Pulmonary Valves are called

A

Semilunar Valves

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11
Q

Prevents blood from flowing backward inside the heart

A

Synchronized Valve Closure

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12
Q

One of Two Main Arteries that carry Oxygenated Blood to the Right Atrium Right Ventricle and Part of the Left Atrium

A

RCA

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13
Q

Carry oxygenated blood to the Myocardium

A

LMCA

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14
Q

Supplies oxygenated blood to the posterolateral aspect of the left ventricle

A

LCx

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15
Q

Supplies the anterior wall of the left ventricle

A

LAD

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16
Q

Cluster of cells located in the right atrial wall and functions as the natural pacemaker of the heart

A

SA Node

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17
Q

Can manifest as extreme sinus bradycardia on the EKG tracing

A

SA Node Artery

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18
Q

Part of the electrical conduction system that connects the atria to the ventricles

A

AV Node

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19
Q

A back up pacemaker can fire up in approximately

A

40 to 60 minutes

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20
Q

High degree heartblock on a EKG

A

AV Node Artery

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21
Q

Carries the electric impulse from the bundle of His to the Purkinje fibers

A

Right Bundle Branch

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22
Q

Carries the electrical impulse from the bundle of His to the Purkinje Fibers of the left ventricle causing depolarization

A

Left Bundle Branch

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23
Q

EKG paper provides measurements for both

A

Voltage and Time

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24
Q

EKG paper small boxes measures

A

1 mm tall by 1mm wide

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25
Q

Standard paper speed of a EKG

A

25mm

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26
Q

Leads that have only one pole

A

Unipolar Leads

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27
Q

Single positive electrode referenced against the combination of the other limb leads

A

Augmented Leads

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28
Q

Leads that have two poles one positive one negative

A

Bipolar Leads

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29
Q

Records Impulses between the left and right arms

A

Lead 1

30
Q

Records Impulses between the right arm and left leg

A

Lead 2

31
Q

Records impulses between the left arm and left leg

A

Lead 3

32
Q

The left leg and right arm assist with the left arm tracing

A

AVL

33
Q

The left arm and left leg assist with the right arm tracing

A

AVR

34
Q

The right and left arms assist with the left leg tracing

A

AVF

35
Q

Fourth Intercostal Space right of the Sternum

A

V1

36
Q

Fourth ICS left of sternum, directly across from V1

A

V2

37
Q

Midway between v2 and v4

A

V3

38
Q

Fifth ICS, midclavicular line

A

V4

39
Q

Fifth ICS,midway between V4 and V6, at the anterior axillary line

A

V5

40
Q

Fifth ICS at the mid axillary line

A

V6

41
Q

12 lead EKG Colors

A

White - Right Arm
Black- Left Arm
Red- Left Leg
Green- Right Leg

42
Q

12 Lead EKG Precordial Lead Colors

A 
V1: Red
V2:Yellow
V3:Green
V4:Blue
V5:Orange
V6:Purple
43
Q

Holter Monitor Lead Colors

A

White Lead: Right chest about two inches below the clavicle

Red Lead: Left chest, lower rib-cage area

Black Lead: Left chest, opposite of white lead

Brown Lead: Right Chest, fourth rib

Green Lead: Right lower chest, over a rib

44
Q

3 Lead EKG Colors

A

White Lead: Right Shoulder just below the clavicle

Black Lead: Left shoulder just below the clavicle

Red Lead: Below the left pectoral muscle at the apex of the heart

45
Q

Stress Testing Colors

A

White lead: Right Clavicle/ Shoulder Area

Black Lead: Left Clavicle

Red lead: Left Lower abdominal area

Green lead: Right lower abdominal area

46
Q

Telemetry Colors

A

White Electrode: Is placed on the right shoulder area

Black Electrode: is placed on the left shoulder

Green Electrode: is placed on the lower left abdominal area

47
Q

Variety of things going wrong from both patient and non patient factors

A

Artifacts

48
Q 
Movement of the cables or leads 
Patient moving 
Loose electrodes 
Dry electrodes 
Patients labored breathing 
Improper skin preparation
A

Wandering Baseline

49
Q

Some causes are controllable such as shivering

Some causes are not controllable such as active seizure

A

Somatic Tremor

50
Q

Electronic device on or near the patient can cause electrical interference
Cellphone can cause artifacts sharp spikes

A

AC Interference

51
Q

Broken lead wires or disconnected leads the tracing is not continuous

A

Interrupted Baseline

52
Q

Vessels that arise from the root of the aorta

A

Coronary Arteries

53
Q

1mm =

A
  1. 1mv

0. 04 second

54
Q

5mm=

A
  1. 5mv

0. 2 seconds

55
Q

Results in high degree heart block on the EKG

A

Atrioventricular Node Artery

56
Q

Circulation formed by smaller blood vessels branching off from or near large occluded blood

A

Collateral Circulation

57
Q

Dizziness
Light head ness
Nausea
Chest pain

A

8 signs of patient distress

58
Q

Natural pacemaker of the heart rate

A

60-100

Located in the right atrial wall

59
Q

3 bipolar leads and 3 augmented leads records electrical potentials in frontal plane

A

Limb leads

60
Q

The electrocardiography grid

A

EKG paper

61
Q

Vertical exits represent on EKG paper

A

Amplitude

62
Q

What is the tracing on the EKG paper marked by

A

A stylus using heat

63
Q

Left leg is positive and the left arm is negative

A

Lead 3

64
Q

What is important about the Purkinje fibers?

A

They initiate myocardial contraction

65
Q

Standard amplitude

A

10 mm

66
Q

Standard calibration

A

10mm

67
Q

Standard limb leads 1,2,3

A

Bipolar Leads

68
Q

Place the six precordial leads v through v6 in the same locations required for the standard 12- lead ekg

A

Stress testing

69
Q

Vary in size shape but all have basically the same parts

A

EKG machines

70
Q

Recorder that monitors all 12 leads at once

A

Multichannel EKG machine

71
Q

The left arm is positive and right a is negative

A

Lead 1

72
Q

Enables the evaluation of the patients heart rate, rhythm and QRST morphology during the usual activities

A

Ambulatory EKG monitoring

EKG (4 decks)

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