Term
| general functions of the cardiovascular system |
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Definition
transportation - delivers nutrients and removes metabolic waste
communication - delivers hormones
endocrine organ
maintenance of acid-base status
immunological functions
thermoregulation
body fluid distribution |
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Term
receive and transfer blood to ventricles
fewer muscles
generate less pressure |
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Definition
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Term
pump blood into arteries
performs the most work |
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Definition
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Term
| the atria and ventricles act as two syncytia which means |
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Definition
| they are electrically insulated form each other by fibrous skeleton tissues |
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Term
| valves open and close due to |
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Definition
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Term
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Definition
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Term
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Definition
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Term
| Valve between left ventricle and aorta |
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Definition
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Term
| Valve between right ventricle and pulmonary artery |
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Definition
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Term
| When Ventricular pressure > Atrial pressure |
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Definition
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Term
| When Ventricular pressure < Atrial pressure |
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Definition
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Term
| papillary muscles that prevent valve reversion |
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Definition
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Term
| this increases atrial systolic pressure and decreases ventricular filling |
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Definition
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Term
| This increases atrial diastolic pressure and decreases ventricular pumping |
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Definition
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Term
| When Ventricular pressure > Artery pressure |
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Definition
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Term
| When Ventricular pressure < Artery pressure |
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Definition
| Semilunar valve is closed |
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Term
| this increases ventricular systolic pressure and decreases pumping efficiency |
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Definition
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Term
| This reduces pumping efficiency and increases ventricular volume load |
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Definition
| Semilunar valve insufficiency |
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Term
Which side of the heart is:
responsible for pulmonary circulation
low pressure, low resistance
supplies only one organ
O2 poor blood in arteries
O2 rich blood in veins |
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Definition
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Term
| path of blood through the right heart |
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Definition
superior and inferior vena cava
right atrium
right ventricle
pulmonary arteries
lungs
pulmonary vein
left atrium |
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Term
Which side of the heart is:
responsible for systemic circulation
high pressure, high resistance
supplies multiple organs
O2 rich blood in arteries
O2 poor blood in veins |
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Definition
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Term
| path of blood through left heart |
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Definition
left atrium
left ventricle
aorta
arteries
organs and tissues
veins
vena cava
right atrium |
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Term
| systolic pressure is higher in which side of the heart |
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Definition
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Term
| Failure of the right pump will |
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Definition
| reduce filling of the left pump |
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Term
| failure of the left pump will |
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Definition
| increase the back pressure to the right pump and cause pulmonary congestion and edema. |
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