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anatomy > ping test 1 part 2 > Flashcards

ping test 1 part 2 Flashcards

1
Q

what is pericardium

A

double-walled sac

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2
Q

what are the two MAIN pericardium layers?

A

fibrous and serous

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3
Q

serous pericardium is made of two layers. what are they?

A

parietal and visceral

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4
Q

describe fibrous pericardium

A

superficial, protects, anchors to surrounding structures, prevents overfilling

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5
Q

layers of pericardium in order from external to internal

A

fibrous, parietal, visceral

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6
Q

describe serous pericardium

A

deep two layered

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7
Q

what two layers are fused together

A

fibrous and serous

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8
Q

what does the visceral pericardium sit on

A

heart muscle

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9
Q

what does the parietal pericardium do

A

lines the internal surface of the fibrous pericardium

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10
Q

what is visceral pericardium

A

epicardium, external surface of heart

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11
Q

describe the parietal and visceral layers

A

two layers separated by serum-filled pericardial cavity, DECREASES FRICTION

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12
Q

is parietal or visceral bigger

A

parietal

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13
Q

epicardium

A

visceral layer

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14
Q

myocardium

A

cardiac muscle cells, intercalated discs

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15
Q

endocardium

A

simple squamous epithelium, PREVENTS BLOOD CLOTTING

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16
Q

is man was stabbed what layer is most affected

A

visceral

17
Q

how do you remember cardiac sounds

A

APT-M 2245

18
Q

aortic valve is where

A

2nd right intercostal space

19
Q

pulmonic valve is where

A

2nd left intercostal space

20
Q

tricuspid valve is where

A

4th left intercostal space

21
Q

mitral area is where

A

5th middle intercostal space

22
Q

where can you hear murmurs

A

mitral space

23
Q

small square is how much

A

0.04s

24
Q

large square is how much

A

0.25s

25
Q

5 large squares are how much

A

1 seconds

26
Q

how to calculate cardiac output (CO)

A

HR x SV

27
Q

during p- wave what is happening

A

atrial depolarization (excitation)

28
Q

during QRS complex what is happening

A

ventricular depolarization and atrial repolarization

29
Q

during T wave what is happening

A

ventricular repolarization

30
Q

are intervals or segments longer

A

intervals

31
Q

what happens during P-R interval

A

beginning of atrial excitation to the beginning of ventricular excitation

32
Q

what happens during S-T segment

A

represents entire ventricular myocardium depolarization

33
Q

what happens during QT

A

represents beginning of ventricular depolarizartion to ventricular repolarization

34
Q

how do you calculate heart rate

A

60/RR

35
Q

lub sound

A

closing of mitral and tricuspid valves

36
Q

dub sound

A

closure of aortic and pulmonary valve

37
Q

calculate SV

A

volume of blood by each ventricle per beat: 70mL/beat

anatomy (17 decks)

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