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3B Avery Glover > Cardiovascular System > Flashcards

Cardiovascular System Flashcards

1
Q

Arteries

A

Vessels that carry blood away from the heart.

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2
Q

Blood Vessels

A

a tubular structure carrying blood through the tissues and organs; a vein, artery, or capillary.

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3
Q

Capillaries

A

Tiny vessels that branch off from arteries to deliver blood to all body tissues.

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4
Q

Deoxygenated

A

body → right chambers of the heart → lung

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5
Q

Heart

A

A muscular pump that forces blood around the body.

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6
Q

Oxygen

A

a colorless, odorless reactive gas, the chemical element of atomic number 8 and the life-supporting component of the air.

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7
Q

Oxygenated

A

lung → left chambers of the heart → body

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8
Q

Pulmonary circulation

A

between the heart and lungs, transports deoxygenated blood to the lungs to get oxygen, and then back to the heart.

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9
Q

Systemic circulation

A

carries oxygenated blood away from the heart to the tissues and cells, and then back to the heart.

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10
Q

Veins

A

Vessels that bring blood back to the heart.

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11
Q

Size of heart

A

size of a fist and shaped like an upside-down pear

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12
Q

How many chambers does the heart have?

A

four chambers

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13
Q

Location of heart

A

located in the mediastinum in the center of the chest cavity

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14
Q

Apex

A

The tip of the heart at the lower edge

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15
Q

Endocardium

A

the inner layer of the heart lining the heart chambers

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16
Q

Myocardium

A

the thick, muscular middle layer of the heart

17
Q

Pericardium

A

The heart is enclosed within a double-layered pleural sac

18
Q

Atria

A

the receiving chambers of the heart.

19
Q

Ventricles

A

the pumping chambers

20
Q

Tricuspid valve

A

it controls the opening between the right atrium and the right ventricle

21
Q

Pulmonary valve

A

prevents blood that has been ejected into the pulmonary artery from returning to the right ventricle as it relaxes.

22
Q

Mitral valve

A

Blood flows through this atrioventricular valve to the left ventricle and cannot go back up into the left atrium.

23
Q

Aortic valve

A

Blood leaves the left ventricle through this valve and cannot return to the left ventricle.

3B Avery Glover (11 decks)

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