Lecture Flashcards

1
Q

what is unstable angina

A

new onset chest pain that occurs at rest or worsening in patter

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2
Q

state the conduction pahtway of the heart

A

SA node
Atria
AV node
Bundle of His
Bundle branches
ventricles

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3
Q

what does mitral stenosis result in

A

enlargement of LA and increase of its pressure

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4
Q

what causes myocrdial infacrtion

A

sustained ischemia causing irreversible myocardial cell death

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5
Q

what is aortic regurgitation

A

blood that flows back into LV during diastole - due to incompetent aortic valvewa

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6
Q

what is a cause of mitral stenosis

A

rheumatic fever

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7
Q

what is mitral stenosis

A

a calcified mitral valve that does not open proeperly - restricts forward flow of blood

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8
Q

what are the extra heart sound

A

S3: immediately after S2 (ventricles resistant to filling during protiadstole)
S4: just before S1 (ventricles resistant to filling during presystole

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9
Q

what is the leading cause of death in women older than 55

A

heart disease

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10
Q

why do older adults have an increased systolic BP

A

due to arteriosclerosis

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11
Q

what does aortic regurgitation result in

A

dilation and hypertrophy of LV (increased SV)

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12
Q

why do women have worse heart disease

A

due to decrease in ovary production of estrogne leading to higher LDL, BP and body fat

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13
Q

what is HTN

A

hypertension

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14
Q

calcification of aortic valve tha restrics forward flow of blood during systole

A

aortic stenosis

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15
Q

what is mitral regurgitation

A

blood flows back into LA due to incompetent mitral valve

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16
Q

what is a normal BMI

A

18.5-24.9

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17
Q

what is the second leading cause of death in canadians over 65 years old

A

cardiovascular disease

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18
Q

what are the normal heart sounds

A

S1: closure of AV valves
S2: closure of semilunar valves

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19
Q

describe the hemodynamic changes of older adults

A

Increased systolic
Decreased diastolic

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20
Q

blood that flows back into LV during diastole - due to incompetent aortic valvewa

A

aortic regurgitation

21
Q

what are some causes of mitral regugitaion

A

congenital and degenerative abnormalities

22
Q

what is chronic stable angina

A

chest pain that occurs intermittently over a long period of time

23
Q

what are teh 4 murmurs caused by valvular defects

A

midsystolic ejection murmurs
pansystolic regurgitant murmurs
diastolic rumbles of AV valves
Early diastolic murmurs

24
Q

where is S1 louder than S2

A

at the apex

25
Q

name some causes of aortic stenosis

A

age, congenital, endocarditis, rheumatic fever

26
Q

what are some symptoms of unstable angina

A

fatigue
SOB
indigestion
anxiety

27
Q

what is arteriosclerosis

A

plaque and thickening of the artery walls

28
Q

what is hypertrophy

A

increase in muscle size

29
Q

what does aortic stenosis result in

A

hypertrophy of LV

30
Q

what are heart murmurs

A

condition that causes turbulence in blood flow

31
Q

what are some causes in ta thrill in R 2nd and 3rd intercostal spaces

A

severe aortic senosis
systemic HTN

32
Q

blood flows back into LA due to incompetent mitral valve

A

mitral regurgitation

33
Q

what is aortic stenosis

A

calcification of aortic valve tha restrics forward flow of blood during systole

34
Q

what waist circumferences can be used to predict health issues

A

women over 88
men over 102 cms

35
Q

what are rare symptoms of chronic stable angina

A

sharp stabbing pain
changing with position or breathing
pain at rest

THESE TYPICALLY DO NOT HAPPEN

36
Q

what are some symptoms of chronic stable angina

A

constrictive senstaions
heavy, chocking or suffocating sensations

37
Q

what are two causes of aortic regurgitation

A

congeital and degenerative valve abnormalities

38
Q

what is ischmeia

A

restriction in blood suppy

39
Q

what does mitral regurgitation result in

A

dilation and hypertrophy of LV due to blood passing into LV again with new flow

40
Q

what are some causes of a thrill in L 2nd aned 3red intercostal spaces

A

pulmonic stenosis and pumonic HTN

41
Q

what are the midsystolic ejection murmurs

A

pulmonary and aortic stenosis

42
Q

what are the pansystolic regurgitant murmurs

A

mitral and tricuspid regurgitation

43
Q

what are the diastolic rumbles of AV valves

A

mitral and tricuspid stenosis

44
Q

what are the early diastolic murmurs

A

aortic and pulmonary regurgitation

45
Q

what murmurs are mitral and tricuspid regurgitation

A

pansystolic regurgitant murmurs

46
Q

what murmurs are pulmonary and aortic stenosis

A

midsystolic ejection murmurs

47
Q

what are aortic and pulmonary regurgitant murmurs

A

early diastolic murmurs

48
Q

what murmurs are mitral and tricuspid stenosis

A

diastolic rumbles of AV valves