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BIOL 3420 > lab M2 L3 > Flashcards

lab M2 L3 Flashcards

(40 cards)

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1
Q

what cavity is the heart located in?

A

thoracic cavity

between the lungs

in small space called mediastinum

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2
Q

what is the serous membrane that separates the heart from the lung pleura?

A

pericardium

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3
Q

layers of pericardium

A

fibrous pericardium is outer layer

serous pericardium is under fibrous pericardium

serous pericardium contains:
parietal layer
pericardial cavity (filled with serous fluid)
visceral layer

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4
Q

what is the visceral layer of the serous pericardium also called?

A

epicardium

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5
Q

what are the layers of the heart wall?

A

epicardium

myocardium

endocardium

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6
Q
A

aorta

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7
Q
A

superior vena cava

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8
Q
A

inferior vena cava

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9
Q
A

pulmonary trunk

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10
Q
A

left atrium

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11
Q
A

right atrium

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12
Q
A

left ventricle

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13
Q
A

right ventricle

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14
Q
A

left pulmonary veins

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15
Q
A

right pulmonary veins

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16
Q

groove/depression

A

interventricular sulcus

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17
Q

groove/depression

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A

atrioventricular sulcus

18
Q
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A

right atrioventricular valve
tricuspid valve

19
Q
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A

left atrioventricular valve
bicuspid valve
mitral valve

20
Q
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A

aortic semilunar valve

21
Q
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A

pulmonary semilunar valve

22
Q
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A

papillary muscles

23
Q

irregular muscular ridges inside ventricles

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A

trabeculae carneae

24
Q

muscular ridges inside atria

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A

pectinate muscles

25
chordae tendineae
26
artery
right coronary artery
27
(right) marginal artery
28
artery
left coronary artery
29
artery
anterior interventricular artery left anterior descending artery
30
artery
circumflex artery
31
artery
posterior interventricular artery
32
coronary sinus
33
vein
great cardiac vein (also vein that runs along with anterior interventricular artery)
34
vein
middle cardiac vein
35
trace pathway of blood through the heart
superior and inferior vena cava right atrium tricuspid valve right ventricle pulmonary valve pulmonary trunk/artery lungs pulmonary veins left atrium mitral valve left ventricle aortic valve aorta body
36
how many leaflets does each valve have?
tricuspid: 3 mitral: 2 pulmonary: 3 aortic: 3
37
which valves have chord tendineae and papillary muscles?
AV valves
38
pulmonary circuit
right atrium right ventricle pulmonary trunk pulmonary arteries lungs left atrium left ventricle body
39
systemic circuit
left atrium left ventricle aorta body right atrium right ventricle lungs
40

BIOL 3420 (14 decks)

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