Internal Anatomy of the Heart Flashcards

1
Q

superior vena cava

A

brings blood from upper body

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2
Q

interior vena cava

A

brings blood from lower body

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3
Q

right atrium receives venous blood through three large veins..

A
  • superior vena cava
  • inferior vena cava
  • coronary sinus
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4
Q

pectinate muscles

A

ridges on internal surface of atrial wall

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5
Q

tricuspid

A

ensures one-way blood flow from right atrium to right ventricle through atrioventricular opening

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6
Q

right ventricle…

A

receives deoxygenated blood from right atrium

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7
Q

trabeculae carneae

A

inner wall of each ventricle displays irregular muscular ridges

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8
Q

papillary muscles

A

cone shaped muscle projections anchoring chordae tendineae

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9
Q

pulmonary semilunar valve

A

ensures one-way flow from ventricle to pulmonary trunk

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