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Anatomy > Cardiovascular System > Flashcards

Cardiovascular System Flashcards

1
Q

What is the mediastinum divided into?

A

Superior and inferior

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2
Q

What is the inferior mediastinum divided into?

A

Anterior
Middle
Posterior

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3
Q

What section of the mediastinum is the heart located in?

A

The middle

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4
Q

What is the Pericardium?

A

Sac surrounding the heart

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5
Q

What are the 2 layers of the pericardium?

A

Fibrous pericardium

Serous pericardium

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6
Q

What part of the pericardium covers the heart?

A

Visceral serous pericardium

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7
Q

What are the 3 layers of heart tissue (external to internal)?

A

Epicardium
Myocardium
Endocardium

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8
Q

On what side of the heart is the apex?

A

Left

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9
Q

What valve lies between the right atrium and ventricle?

A

Tricuspid valve

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10
Q

What valve lies between the right ventricle and pulmonary trunk?

A

Pulmonary valve

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11
Q

What valve lies between the left atrium and ventricle?

A

Mitral (bicuspid) valve

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12
Q

What valve lies between the left ventricle and aorta?

A

Aortic valve

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13
Q

Where does the electrical impulse start in the heart?

A

SA node

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14
Q

What are the walls of the heart made of?

A

Myocardium

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15
Q

What is Fibrillation?

A

Uncoordinated contraction of the cardiac muscle

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16
Q

What is defibrillation?

A

Controlled shock to stop cardiac movements, allowing the restoration of normal coordinated contractions.

Anatomy (9 decks)

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