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Human Body > Cardiovascular System > Flashcards

Cardiovascular System Flashcards

1
Q

What is the purpose of the cardiovascular system?

A

Carries blood containing oxygen and nutrients around the body and brings carbon dioxide back to the lungs to be exhaled

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2
Q

Why does the left lung have less lobes?

A

To make room for the heart

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3
Q

What are the differences between veinous blood and arterial blood?

A

Veinous - is dark red and is not oxygenated

Arterial - bright red and is oxygenated

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4
Q

What are the two upper chambers of the heart called?

A

Atriums

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5
Q

What are the two lower chambers of the heart called?

A

Ventricles

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6
Q

What do Arteries do?

A

Take oxygenated blood from the heart to the body

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7
Q

What do veins do?

A

Take deoxygenated blood from the body to the heart

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8
Q

What are the main veins of the heart?

A

Pulmonary Vein

Superior Vena cava

Inferior Vena cava

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9
Q

What are the main arteries of the heart?

A

Aorta

Pulmonary artery

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10
Q

What is the difference between the superior and inferior Vena cava?

A

Superior - blood comes from the upper body

Inferior - blood comes from lower body

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11
Q

What is the purpose of the heart valves

A

To prevent the backflow of blood

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12
Q

What is a healthy heart rate?

A

60-90bpm

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13
Q

What 4 things make up blood?

A

Plasma, red blood cells, white blood cells and plasma

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14
Q

What do red blood cells, white blood cells and platelets do?

A

Red blood cells - carry oxygen and nutrients
White blood cells - fight infection
Platelets - clotting

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15
Q

What does the aorta do?

A

Carries oxygenated blood from the left ventricle to the body

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16
Q

What does the pulmonary artery do?

A

Takes blood from the right ventricle to the lungs

17
Q

What does the pulmonary vein do?

A

Carries oxygenated blood from the lungs to the left atrium

18
Q

What does the heart septum do?

A

Prevents the mixing of oxygenated and deoxygenated blood

19
Q

Is the pulse from veins or arteries?

A

Arteries

20
Q

What does plasma do?

A

Carries Co2 from body tissues and carries blood cells and platelets

Human Body (9 decks)

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