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Biology B4 > B4.2 > Flashcards

B4.2 Flashcards

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1
Q

Question: How does blood flow around the body?

A

Blood flows around the body in the blood vessels.

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2
Q

Question: What are the main types of blood vessels?

A

Arteries, veins, and capillaries.

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3
Q

Question: What is the function of arteries?

A

Arteries carry oxygenated blood away from the heart to the body tissues.

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4
Q

Question: What is the function of veins?

A

Veins carry deoxygenated blood from the body tissues back to the heart.

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5
Q

Question: What is the function of capillaries?

A

Capillaries facilitate the exchange of oxygen, carbon dioxide, nutrients, and waste between blood and tissues.

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6
Q

Question: What do arteries do in the circulatory system?

A

Arteries carry blood away from the heart to the organs of the body.

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7
Q

Question: How does blood return to the heart in the circulatory system?

A

Blood returns to the heart in the veins.

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8
Q

Question: What is meant by double circulation?

A

Double circulation refers to one transport system carrying blood from the heart to the lungs and back again, and another transport system carrying blood from the heart to all other organs of the body and back again.

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9
Q

Question: What is the purpose of double circulation?

A

It allows oxygen and carbon dioxide to be exchanged with the air in the lungs.

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10
Q

Question: Describe the flow of blood in arteries.

A

Arteries carry oxygenated blood away from the heart to the body tissues.

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11
Q

Question: Describe the flow of blood in veins.

A

Veins carry deoxygenated blood from the body tissues back to the heart.

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12
Q

Question: What is the role of capillaries in the circulatory system?

A

Capillaries facilitate the exchange of gases (oxygen and carbon dioxide), nutrients, and waste products between the blood and tissues.

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13
Q

Question: Which blood vessel carries blood away from the heart to the organs of the body?

A

Arteries.

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14
Q

Question: Which blood vessel returns blood to the heart?

A

Veins.

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15
Q

Question: What is exchanged between blood and tissues in capillaries?

A

Oxygen, carbon dioxide, nutrients, and waste products.

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16
Q

Question: What type of blood do arteries carry?

A

Oxygenated blood.

17
Q

Question: What type of blood do veins carry?

A

Deoxygenated blood.

18
Q

Question: What is the significance of double circulation?

A

It ensures efficient exchange of gases in the lungs and delivery of oxygenated blood to body tissues.

19
Q

Question: How does double circulation benefit the body?

A

By separating oxygenated and deoxygenated blood flows, allowing for optimized gas exchange and nutrient delivery.

20
Q

Question: What is the purpose of the circulatory system?

A

To transport oxygen, nutrients, and waste products throughout the body.

Biology B4 (6 decks)

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