Brady Book 3 Chapter 2

Front 1

A downward slope on a Twave represents the?

Back 1

Relative refractory period

Front 2

Precordial leads evaluate the ________ and _______

Back 2

Left Ventricle and septum

Front 3

Cardiac cells become positively charged during _________.

Back 3

Depolarization

Front 4

Accelerated junctional rhythms are in the range of ______.

Back 4

60-100 beats

Front 5

What can interfere with pacemaker operations?

Back 5

Magnets

Front 6

Impulse conduction time can be found in what lead?

Back 6

Lead 2 monitoring

Front 7

Increased pulmonary artery pressure will increase _______ and lead to to __________

Back 7

Ventricle workload and cor polmanale

Front 8

• The paper moves across the stylus at a standard speed of_____.

Back 8

25 mm/sec

Front 9

Inverted T waves indicates?

Back 9

Ischemia

Front 10

Unstable angina on EKG is indicated by?

Back 10

ST segment depression

Front 11

SA/AC node are supplied by which arteries?

Back 11

Righ Coronary and Circumflex

Front 12

The Pericardial sac if filled with

Back 12

20-30ML of fluid

Front 13

What are the most common causes of death?

Back 13

Dysrhythmias

Front 14

Stroke volume x heart rate x Periphreal vascular resistance =

Back 14

Blood pressure

Front 15

Resting potential in a cardiac cell must have adequate potassium ions inside the cell and ______ outside of the cell

Back 15

Sodium ions

Front 16

Left Coronary artery supplies ?

Back 16

left ventricle, Intraventricular septum, and portions of conduction system.

Front 17

A drop of 10mmHg or more with inspiration is?

Back 17

Pulsus Paradoxus

Front 18

________________ patients do not receive anti-arrhythmic

Back 18

Hypothermic

Front 19

The inner most layer of the myocardium is the _______,

Back 19

Visceral Pericardium

Front 20

The right atrioventricular valve is the ______.

Back 20

Tricuspid

Front 21

The left atrioventricular valve is the _______.

Back 21

Mitral Valve

Front 22

The ______ veins are the only veins in the body that carry oxygenated blood.

Back 22

Pulmonary veins

Front 23

The _______ supplies the right atrium and right ventricle as well as part of the conduction system.

Back 23

Right coronary artery

Front 24

A capilary wall is ____ cells thick.

Back 24

1

Front 25

The portion of the cardiac cycle in which the heart is at rest is _______.

Back 25

Diastole.

Front 26

The portion of the cardiac cycle in which the heart contracts is _______.

Back 26

Systole

Front 27

_______ systole is relatively quick.

Back 27

Atrial

Front 28

The ventricle ejects about _____ portions of bood.

Back 28

2/3rds

Front 29

Stroke volume varries between ___ and ___ mL.

Back 29

60-100mL

Front 30

The sympathetic nervous system innervates the heart at the _____.

Back 30

Cardiac Plexus

Front 31

The sympathetic nerves arise from the ______.

Back 31

Thoracic and lumbar

Front 32

Parasympathetic nervous stimulation comes from the ________.

Back 32

Vagus nerver

Front 33

Parasympathetic neurotransmitter is _______.

Back 33

Acetecholine

Front 34

Chronotropy refers to ______

Back 34

Heart Rate

Front 35

Inotropy refers to ________.

Back 35

Muscular contraction

Front 36

Dormitory refers to

Back 36

Rate of nervous impulse conduction

Front 37

The heart is both a pump and part of the ________ system.

Back 37

Endocrine

Front 38

Malfunction in the ________ will trigger stimulation of the RAAS and sympathetic nervous stimulation.

Back 38

Left Ventricle

Front 39

Hypercalcemia can result in increased ________.

Back 39

Contractility

Front 40

The ________ conduct impulse signals 400 times faster than standard cell membranes.

Back 40

Intercalated discs

Front 41

Frequent PJC's is a indicator of _______.

Back 41

Organic heart disease