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7th Grade Science > Chapter 9 section 1 > Flashcards

Chapter 9 section 1 Flashcards

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Biology 101 flashcards
1
Q

The word cardio means______?

A

heart

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2
Q

vascular means_

A

blood vessel

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3
Q

arteries, veins, and capillaries are______that carry blood pumped by the heart.

A

blood vessels

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4
Q

What make up the cardiovascular system?

A

heart, blood and blood vessels

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5
Q

What kind of tissue makes up most of the heart?

A

cardiac

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6
Q

Each upper chamber of the heart is called ?

A

atrium

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7
Q

Each lower chamber of the heart is called?

A

ventricle

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8
Q

The right side of the heart pumps oxygen poor blood to the

A

lungs

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9
Q

The left side of the heart pumps oxygen rich blood to the

A

body

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10
Q

When atria relax,what do ventricles do?

A

contract

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11
Q

Why do the hearts valves close?

A

To prevent blood from moving backward

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12
Q

What part of the heart makes the heart beat sound?

A

The valves

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13
Q

Artery

A

carries blood away from the heart

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14
Q

Blood pressure

A

pressure caused by heart beat

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15
Q

pulse

A

caused by rhythmic change in blood pressure

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16
Q

capillary

A

allows exchanges between blood and body cells

17
Q

vein

A

carries blood back to the heart

18
Q

What is the narrowest kind of blood vessel?

A

capilary

19
Q

What kind of blood vessels are helped by the contracting of skeletal muscles?

A

vain

20
Q

What kind of blood vessels stretch due to blood pressure?

A

arterie

21
Q

What enters the blood when it is pumped to the lungs?

A

oxygen

22
Q

What leaves the blood when it is pumped to the lungs?

A

carbon dioxide

23
Q

Where does the exchange of blood and oxygen take place in the lungs?

A

capillaties

24
Q

Pulminary circulation is?

A

The flow of blood between the heart and the lungs

25
Q

Systemis circulation is?

A

The flow of blood between the heart and the rest of the body

26
Q

Cardiovascular problems can harm the——

A

whole body

27
Q

A_______and plenty of_____can reduce the risk of cardiovascular problems.

A

healthy diet and exercise

28
Q

What is the leading cause of death in the US?

A

heart disseasse

29
Q

atherosclerosis

A

fatty bulidup in blood vessels

30
Q

hypertension

A

abnormally high blood pressure

31
Q

stroke

A

brain damage caused by damage to blood vessels

32
Q

heart attack

A

condition caused by the death of heart muscle cells

33
Q

What can happen when blood supply to the heart is blocked?

A

Organs may be damaged by the lack of oxygen.

7th Grade Science (30 decks)

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