Heart I Flashcards

1
Q

Pericardial sac

A

folds up and envelops phrenic nerve. Has fibrous and serous portion

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2
Q

Fibrous portion of pericardial sac

A

fuses with central tendon of diaphragm

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3
Q

serous portion of pericardial sac

A

prevents friction

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4
Q

what does heart sit on

A

central tendon of diaphragm

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5
Q

VIsceral pericardium

A

on heart and great vessels

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6
Q

parietal pericardium

A

on heart wall

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7
Q

percardiocentesis

A

fluid in pericardial cavity

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8
Q

Where can you put a needle to deal with pericardiocentesis

A

subcostal/infrasternal area

lingual and cardiac notch

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9
Q

Where is apex located

A

left ventrical

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10
Q

what is the base of the heart

A

left atrium

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11
Q

anterior/sternocostal surface

A

right ventrical

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12
Q

inferior/diaphragmatic surface

A

left ventrical

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13
Q

left/pulmonic surface

A

left ventrical

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14
Q

borders of heart

A
  • Left aurical
  • RIght aurical
  • Right atria
  • Right ventrical
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15
Q

Superior border of heart

A

left auricle

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16
Q

right border of heart

A

all of right atria

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17
Q

what is in between superior and inferior vena cava

A

right atrium

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18
Q

inferior border of heart

A

edge of right ventricle and inferior edge of apex

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19
Q

atrioventicular goove

A

between atria and ventricle

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20
Q

coronory sulcus

A

crown of heart. coronary arteries sit in the middle

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21
Q

anterior interventricular groove

A

groove between two ventricles

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22
Q

interventricular septum

A

wall between two ventricles

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23
Q

diaphramitc surface

A

sits on central tendon

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24
Q

Posterior interventricular groove

A

on posterior side of heart. seperates right and left ventricle

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25
Q

superior vena caba

A

drains everything above diaphram

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26
Q

inferior vena caba

A

drains everything below diaphram

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27
Q

sinus venaium

A

smooth surface of right atria

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28
Q

crista terminalis

A

border between pectinate and smooth area in right atria

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29
Q

pectinate muscles

A

in anterior wall of right atria and right and left auriceles

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30
Q

left atrium

A

thick up high

thins at the fossa ovalis

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31
Q

coronary sinus

A

main drain vein of heart

opens into right atria

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32
Q

Atrioventricular opening

A

drops deoxygenated blood in right ventricle

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33
Q

triscupid cablue

A

has anterior and posterior cusps

leaflet that guards AV value on right side

34
Q

papillary muscles

A

anchor the chordae tendinea

35
Q

What happens if you rip the chordae tendinal

A

causes fluttering during heart sound

36
Q

wall of ventricles

A

has trebachlae carnea

37
Q

Interventricular spetum

A

divides ventricles. Very thick at inferior border

38
Q

What pumps out the outflow

A

conus artenousis

39
Q

semilunar valves

A

guard the pumonary trunk

40
Q

Moderator band

A

carves off right side of interventricular spetum

41
Q

where do pulmonary veins drain

A

left artery

42
Q

interatrial septum

A

consistent color compared to right side

has thick and thin portions

43
Q

AV opening

A

guarded by 2 valves. Has anterior and posterior cusps

44
Q

What is thicker, left or right ventricle

A

left

45
Q

Outflow

A

from LV out the front of heart

46
Q

aortic vestibule

A

thinnest and most clinically significant.

47
Q

distole

A

relax

48
Q

systole

A

contract (squeeze)

49
Q

How is myocardium stabilized

A

cardiac skeleton

50
Q

aortic ring

A

attached to pumonic rings, mitral valves, both AV valvues.

51
Q

How does conous arteriosus attach to aortic ring

A

tendon of condus artenoussis

52
Q

cusps of aortic valve

A

right, left, posterior

53
Q

nodal branch of right coronary artery

A

heads to junction of superior vena cava with the right atria

54
Q

right marginal artery

A

branch on inferior border of heart. heads towards apex

55
Q

right dominant heart

A

posterior interventricular artery comes off of right coronary artery

56
Q

left dominant heart

A

posterior interventricular artery comes off of left coronary artery

57
Q

what does circumflex artery anatomose with

A

right coronary artery. happens in myocardium to give consistent blood supply

58
Q

left coronary artery

A

widow maker. gives blood supply to entire body

59
Q

great cardiac vein

A

in front. runs in anterior interventricular groove with anterior interventricular artery.

60
Q

middle cardiac vein

A

in the back. runs in the posterior interventicular groove

61
Q

small cardiac vein

A

runs with marginal artery

62
Q

anterior cardiac veins

A

drain right ventricle into right atria

63
Q

conductory system of heart

A

under control of autonomic nervous system

cardiac muscle conducts impulse.

64
Q

AV node

A

conducts impulses at 40-60 bpms

65
Q

sympathetics

A

increase stoke volume, increase heart rate

66
Q

cardiac plexus provides what type of innervation

A

sympathetics and parasympathetics

67
Q

vagus provides what type of innervation

A

parasympathetic

68
Q

what provides sympathetic innervation

A

cerivcal splanchines, lower C7/C8, T1-T56,

69
Q

visceral afferents

A

T1-T4
run with sympathetic
causes referred pain

70
Q

does the heart feel pain

A

no

71
Q

what does the heart feel

A

ischemia and metabolites and stretch

72
Q

What do women feel during an MI

A

lower levels, T4-T5, presents like epigastric pain or GERD

73
Q

What do men feel in an MI

A

higher levels, T1, left medial arm pain

74
Q

heart sounds

A

caused by turbulence of blood glow as a result of closure of heart values

75
Q

lub

A

closure of AV value.

76
Q

Dub

A

closure of semilumar values

77
Q

where are your points of auscultation

A

pulmonic value, aortic semilunar value, mitral value, tricuspid value

78
Q

Pulmonic value

A

between right ventricle and pulmonary trunk/arteries
stethoscope of left 2nd intercostal
blood flows superiorly/laterally

79
Q

aortic semilunar value

A

between elft ventricle and ascending aorta
stethoscope on 2nd intercostal
blood flows from apex to third rib

80
Q

mitral valve

A

inflow value between left atrium and left ventricle
stethoscope at apex of heart in 5th intercostal space
blood flow from center of chest to apex

81
Q

tricupsid value

A

between right atrium and right ventricle

blood flows from lower right border to lower left sternum