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BSC 2086 Exam 1 > ch 18 heart > Flashcards

ch 18 heart Flashcards

1
Q

outer most DICT

A

fibrous pericardium - anchor

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2
Q

visceral pericardium

A

epicardium on the heart surface

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3
Q

intercalated discs

A

myocardium -
gap junctions and desmosomes between cells that function in allowing ion flow “communication”

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4
Q

myocardium

A

middle layer made of cardiac muscle tissue

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5
Q

endocardium

A

inner layer (simple squamous)

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6
Q

oxygenated color

A

red

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7
Q

deoxygenated color

A

blue

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8
Q

chambers of the heart

A

right and left atriums (upper)
right and left(thicker side) ventricles (lower)

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9
Q

valves of the heart

A

A-V valves
Semilunar valves

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10
Q

A-V valves between =

A

atriums and ventricles - anchored by chordae tendinae and papillary muscles

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11
Q

right side of A-V valve

A

tricuspid

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12
Q

left side of A-V valve

A

bicuspid

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13
Q

semilunar valve right side

A

pulmonary

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14
Q

semilunar valve left side

A

aortic

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15
Q

function of valves

A

prevent back flow

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16
Q

vessels are

A

arteries and veins

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17
Q

arteries

A

away from the heart

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18
Q

veins

A

to the heart

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19
Q

heart circulation of blood to the body

A

systemic

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20
Q

heart circulation of blood to the lungs

A

pulmonary

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21
Q

veins are

A

deoxygeneated

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22
Q

arteries are

A

oxygenated

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23
Q

artery color

A

red

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24
Q

veins/sinus color

A

blue

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25
Q

heart circulatory pathway (only ones needed to know)

A
  1. pulmonary semilunar valve (PSLV)
  2. Right and left pulmonary arteries (deoxygenated) that go to the lungs
  3. right and left pulmonary veins (oxygenated)
  4. bicuspid valve
  5. aortic semilunar valve
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26
Q

SA node

A

(90-100 bpm)
sympathetic - increase HR
parasympathetic - decrease HR

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27
Q

AV node

A

40-50 bpm

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28
Q

conduction system

A
  1. SA node
  2. AV node
    3, bundle of his
    4, bundle branches
    5, purkinje fibers
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29
Q

resting

A

Na+ out and K+ in

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30
Q

depolarization

A

Na+ in

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31
Q

plateau

A

calcium in = prevents tetanus/fatigue

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32
Q

repolarization

A

K+ out

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33
Q

P wave

A

atrial depolarization

34
Q

QRS complex

A

ventricular depolarization and atrial repolarization

35
Q

T wave

A

ventricular depolarization

36
Q

systole

A

contraction

37
Q

diastole

A

relaxation

38
Q

lubb

A

AV valves (tricuspid and bicuspid) closing

39
Q

dupp

A

semilunar valves (pulmonary and aortic) closing

40
Q

cardiac output formula

A

heart rate x stroke volume

41
Q

fibrous pericardium - anchor

A

outer most DICT

42
Q

epicardium on the heart surface

A

visceral pericardium

43
Q

gap junctions and desmosomes between cells that function in allowing ion flow “communication”

A

intercalated discs

44
Q

middle layer made of cardiac muscle tissue

A

myocardium

45
Q

inner layer (simple squamous)

A

endocardium

46
Q

red

A

oxygenated color

47
Q

blue

A

deoxygenated color

48
Q

right and left atriums (upper)
right and left(thicker side) ventricles (lower)

A

chambers of the heart

49
Q

A-V valves
Semilunar valves

A

valves of the heart

50
Q

atriums and ventricles - anchored by chordae tendinae

A

A-V valves between =

51
Q

tricuspid

A

right side of A-V valve

52
Q

bicuspid

A

left side of A-V valve

53
Q

pulmonary

A

semilunar valve right side

54
Q

aortic

A

semilunar valve left side

55
Q

prevent back flow

A

function of valves

56
Q

arteries and veins

A

vessels are

57
Q

away from the heart

A

arteries

58
Q

to the heart

A

veins

59
Q

systemic

A

heart circulation of blood to the body

60
Q

pulmonary

A

heart circulation of blood to the lungs

61
Q

deoxygeneated

A

veins are

62
Q

oxygenated

A

arteries are

63
Q

red

A

artery color

64
Q

blue

A

veins/sinus color

65
Q
  1. pulmonary semilunar valve (PSLV)
  2. Right and left pulmonary arteries (deoxygenated) that go to the lungs
  3. right and left pulmonary veins (oxygenated)
  4. bicuspid valve
  5. aortic semilunar valve
A

heart circulatory pathway (only ones needed to know)

66
Q

(90-100 bpm)
sympathetic - increase HR
parasympathetic - decrease HR

A

SA node

67
Q

40-50 bpm

A

AV node

68
Q
  1. SA node
  2. AV node
    3, bundle of his
    4, bundle branches
    5, purkinje fibers
A

conduction system

69
Q

Na+ out and K+ in

A

resting

70
Q

Na+ in

A

depolarization

71
Q

calcium in = prevents tetanus/fatigue

A

plateau

72
Q

K+ out

A

repolarization

73
Q

atrial depolarization

A

P wave

74
Q

ventricular depolarization and atrial depolarization

A

QRS complex

75
Q

ventricular depolarization

A

T wave

76
Q

contraction

A

systole

77
Q

relaxation

A

diastole

78
Q

AV valves (tricuspid and bicuspid) closing

A

lubb

79
Q

semilunar valves (pulmonary and aortic) closing

A

dupp

80
Q

heart rate x stroke volume

A

cardiac output formula

BSC 2086 Exam 1 (4 decks)

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