Cardio Rehab Beast 1 remix Flashcards

1
Q

Blood flow through heart

A
Superior Vena cava
Right Atrium
Tricuspid Valve
Right Ventricle
Pulmonary Valve
Pulmonary Artery
Lungs
Left Atrium
Left Ventricle
Aorta
Rest of body
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2
Q

Cardiac Output

A

Amount of blood pumped through the ventricles per minute

Stroke volume x HR

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3
Q

Stroke Volume

A

The volume of blood ejected with each contraction of the heart

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4
Q

Path of Normal Sinus Rhythm

A
Sinus Node
Atria
A-V node
Bundle of His
Purkinje fibers
Septum
Ventricles
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5
Q

P Wave

A

Sinus node and atrial depolarization

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6
Q

PR segment

A

Conduction through the AV node

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7
Q

QRS complex

A

Electrical Flow through ventricles»>Ventricular depolarization

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8
Q

ST segment

A

Initiation of ventricular repolarization

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9
Q

T wave

A

Completion of Ventricular repolarization

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10
Q

MVO2

A

HR x Systolic BP

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11
Q

HTN is persistent elevation of

A

Systolic BP> 140 mmHG or

Diastolic BP> 90 mmHG

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12
Q

Dont begin if resting BP is

A

Systolic>170-180

Diastolic>90

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13
Q

Primary HTN

A

no known cause

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14
Q

Secondary nonessential HTN

A

caused by a identifiable medical problem

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15
Q

Variant or Prinzmental angina

A

vasospasm of coronary artery in absence of occlusive disease

calcium channel blockers

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16
Q

Most common cause of an MI

A

Atherosclerosis

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17
Q

Complicated MI

A

ischemia left ventricle failure

post MI period

18
Q

Cardiogenic shock

A

extreme complication after an MI

left ventricle failure leads to inadequate cardiac output and insufficient arterial BP to perfuse major organs

MENTAL CONFUSION

19
Q

Levine sign

A

clenching fist on sternum

occurs with angina

20
Q

Beta blockers (lol)

A

Decrease HR, contractility and BP

Decrease energy deman

21
Q

Calcium Channel Blockers (pine)

A

Decrease BP

Increase myocardial blood supply

22
Q

Nitrates

A

Vasodilator decreases preload and afterload

Decreases BP

23
Q

Vasodilatory, ACE Inhibitors, angiostensin II blockers, alpha adrenergic blockers

A

Decrease BP

Effect on HR varies

24
Q

Nicotine

A

Increase BP

possible increase HR

25
Q

Most common cause of heart failure

A

Cardiac muscle dysfunction

Altered Systolic and or diastolic activity

26
Q

Left sided heart failure

A

reduced cardiac output leads to backup of fluid in left atrium and lungs

SOB and cough

27
Q

Right sided Heart Failure

A

Blood is not ejected from right ventricle and backs up into the right atrium and venous vasculature

Jugular venous distention

Peripheral Edema

28
Q

Pulmonary Edema flow

A

Cardiac muscle dysfunction

Ventricle is ejecting low blood volume

blood accumulates within the ventricle and causes congestion

LV pressure increases and causes an increase in pressure in the LA and pulmonary veins

increase in hydrostatic pressure in pulmonary veins causes fluid to move from veins to the interstitial space of the lungs

29
Q

2 goals of CHF pharma

A

increase pumping ability (contractility)

decrease workload by reducing total volume of fluid (preload) or vascular resistance (afterload)

30
Q

Pharma meds

A

Digoxin: increase contractility

ACE inhibitors: afterload reducer

Diuretics: preload reducer

31
Q

Stenosis

A

Narrowing of heart valve

chamber behind valve will hypertrophy

32
Q

Prolapse

A

Heart valve cusps behind enlarged and floppy…bulges backward

progression is regurgitation

33
Q

Regurgitation

A

forward/backward movement

valve doesnt close completely

blood flows back behind valve

34
Q

Inflammatory conditions

A

myocarditis
pericarditis
endocarditis
rheumatic fever

35
Q

ectopic beats

A

beat originates from site other than sinus node

irregular rhythm

36
Q

supraventricular ectopy

A

rapid firing of ectopic focus above the ventricles

37
Q

Ventricular ectopy

A

premature ventricular contractions

less than 6per minute

benign

more than 6 STOP PT

38
Q

Ventricular tachycardia

A

4 or more PVCs in a row

39
Q

sustained V-tach

A

HR > 100bpm

and lasts for >30 30 seconds

40
Q

Ventricular fibrillation

A

quivering of ventricles due to inadequate stimulation

insufficient cardiac output

could need implantable cardiac defibrillator

41
Q

Atrial Fibrillation

A

quivering of atria due to inadequate electrical stimulation