Lab 1.1 Flashcards

1
Q

Atrioventricular Valves

A

Found between the atrium and ventricle
(Tricuspid = 3 pockets)
(Bicuspid = 2 pockets)

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2
Q

Semilunar Valves

A

Found between ventricle and great vessel
(Aortic and Pulmonary Valve)

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3
Q

Pulmonary Circulation

A

pumps blood to the lungs for gas exchange

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4
Q

Systemic Circulation

A

pumps blood to the body so it can get nutrients and oxygen

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5
Q

Coronary Circulation

A

supplies the heart with nutrients and oxygen

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6
Q

Left Coronary Artery

A

Circumflex Artery - supplies left atrium and posterior left ventricle
Anterior Interventricular Artery- supplies anterior ventricles and interventricular septum

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7
Q

Right Coronary Artery

A

Posterior Interventricular Artery- supplies posterior ventricles and interventricular septum
Marginal Artery- supplies right atrium and right ventricle

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8
Q

Electrical Activity of the Heart

A

SA node sets the heart rate (pacemaker of the heart)
PNS slows the heart rate
SNS increase the heart rate

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9
Q

ECG

A

P Wave - atrial depolarization
QRS Complex - ventricular depolarization
T Wave - ventricular repolarization

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10
Q

Systole

A

Contraction

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11
Q

Diastole

A

Relaxation

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12
Q

Tachycardia

A

abnormally fast heart beat

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13
Q

Bradycardia

A

abnormally slow heart beat

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14
Q

Stroke Volume

A

amount of blood pumped out per systole

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15
Q

EDV

A

volume of blood in ventricle before ejection

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16
Q

ESV

A

volume of blood in ventricle after ejection

17
Q

Equation

A

Cardiac Output = Stroke Volume x Heart Rate