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A and P 2 CV 1 cards > No No No Don’t Phunk With My Heart Anatomy COPY card 1-45 > Flashcards

No No No Don’t Phunk With My Heart Anatomy COPY card 1-45 Flashcards

1
Q

what part of the heart is the base and where is it situated in relationship to the rest of the heart?

A
  • the anterior part of the heart is the base
  • The base is superior and posterior
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2
Q

What part of the heart is the “apex” and where is it situated in relation to the rest of the heart?

A
  • apex is the point, the bottom
  • the apex is inferior and more anterior in the body in comparison to the base
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3
Q

fibrous connective tissue bag surrounding the heart

A

fibrous pericardium

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4
Q

Which layer of the pericardium is dense collagen fibers, not easily stretchable

A

fibrous pericardium

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5
Q

Which layer of the pericardium is attached to the superior surface of the diaphragm?

A

fibrous pericardium

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6
Q

Which layer of the pericardium is, blends with connective tissues surrounding the great vessels(aorta, vena cava, pulmonary trunk)?

A

fibrous pericardium

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7
Q

Which layer of the pericardium is a thin, continuous, serous membrane that forms a double layer around the heart

A

serous pericardium

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8
Q

Which layer of the pericardium is, it covers the external surface of the heart wall and great vessels and the internal surface of the fibrous pericardium.

A

serous pericardium

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9
Q

Which layer of the pericardium is this?

  • thin layer adheres to the fibrous pericardium
  • very difficult to sperate from the fibrous pericardium in anatomical specimens
A

serous pericardium outer layer

(aka parietal pericardium)

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10
Q

serous membrane , it secretes serous fluid into the pericardial cavity in order to reduce friction as the heart beats within its protective sac, the pericardium

A

serous pericardium inner layer (aka visceral pericardium)

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11
Q

a potential space between the two layers of the serous pericardium containing a thin film of lubricating serous fluid

A

pericardial cavity

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12
Q

Where is each layer located in relation to the layers of the heart wall and the other layer of the pericardium?

A
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13
Q

what is the name of the serous pericardium on the external surface of the heart wall

A

epicardium

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14
Q

the serous pericardium on the external surface of the heart

A

epicardium

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15
Q

layer of cardiac muscle and the cardiac conducting system; thickness varies depending on the work required of the muscle

A

myocardium

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16
Q

what lies between the myocardium and epicardium?

A

coronary vessels and a variable amount of fat

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17
Q

simple squamous lining the of the heart; continuous with endothelium of blood vessels

A

endocardium

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18
Q

which has the the thinnest wall of all the chambers?

A

right atrium

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19
Q

venous return from the head, neck, upper limbs and chest wall?

in what chamber?

A

superior vena cava

right atrium

20
Q

venous return from everything inferior to the thoracic diaphragm

located in what chamber?

A

inferior vena cava

right atrium

21
Q

venous return from the coronary circulation?

located in what chamber?

A

coronary sinus

right atrium

22
Q

connects the right atrium and ventricle?

(aka right atrioventricular valve)

located in which chamber?

A

tricuspid valve

23
Q

what supports the tricuspid valve’s function?

located in which chamber?

A

papillary muscles and tendinous cords

right ventricle

24
Q

the pulmonary trunk opens from where?

A

the upper portion of the right ventricle

25
Q

regulates the flow of blood into the pulmonary trunk?

located in which chamber?

A

pulmonic valve

right ventricle

26
Q

there are usually a total of four pulmonary veins; two from each lung

located in which chamber?

A

left atrium

27
Q

connects the left atrium and ventricle

located in which chamber?

aka left atrioventricular valve

A

mitral valve

left atrium

28
Q

the _____is thickest wall of the heart chambers; ____times thicker than the right ventricle

A

left ventricle

3

29
Q

what supports the mitral valve’s function?

what chamber is mitral valve located?

A

papillary muscles and tendinous cords

left atrium

30
Q

ascending aorta opens from the upper part of this ventricle

A

left ventricle

31
Q

regulates the flow of blood into the aorta

what chamber is it located

A

aortic valve

left ventricle

32
Q

what septum separates the left and right atria

A

interatrial septum

33
Q

what is the septa?

A

walls between the chambers

34
Q

a thin depression in the middle of the interatrial septum; remnant of the foramen ovale of the fetal heart

A

fossa ovalis

part of interatrial septum

35
Q

what septum separates the left and right ventricle

A

interventricular septum

36
Q

most of the interventricular septum is formed of ____ ____ ____.

A

thick cardiac muscle

(muscular part)

37
Q

a small area in the upper part of the interventricular septum is composed of a thin membrane; most common site of interventricular septal defects

A

membranous part of interventricular septum

38
Q

the structure of __________is described as broad, flat valves cusps: flaps of dense connective tissue covered with endocardium

A

atrioventricular valve

right av-tricuspid valve

left av-mitral valve

39
Q

the cusp of the atrioventricular valves(tricuspid and mitral) are held in position by _________attached to ______ _______ in the ______, preventing cusps from _____ ______

A

the cusp of the atrioventricular valves(tricuspid and mitral) are held in position by tendinous cords attached to papillary muscles in the ventricles, preventing cusps from being everted

40
Q

three concave cups of roughly equal size

A

structure of semilunar valves

41
Q

which type of valve is composed of thin fibrous connective tissue covered by endocardium

A

cusp of semilunar valves

42
Q

what is the hollow space inside the closed valve cusp of a semilunar valve

A

sinus

43
Q

the semilunar valves are self supporting and have no _____ or ______

A

papillary muscles or tendinous cords

44
Q

what valve controls flow from the right ventricle into the pulmonary trunk

A

pulmonic valve (a semilunar valve)

45
Q

heart valves are ______structures: valve cusps are not directly opened and closed by the _____ ______ _____

A

passive

pull of muscle contraction

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