Sources: Microsoft Bookshelf ’92

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1. From: Microsoft Bookshelf ’92

Click on: the picture of the encyclopedia.

Click on: Search; type: heart

Click on: heart; then click on: Go To

Read the text.

1. About how large is the heart?

2. Label the diagram of the heart. Use the words at the side.

a. right atrium

b. left atrium

c. right ventricle

d. left ventricle

e. aorta

f. pulmonary artery

3. Fill in the diagram to show the path of the blood flow.

Listen to the tape. Circle the letters that answer each question.

1. What happens during diastole? a. The heart muscle relaxes.

a. b. c. d. b. The ventricles contract.

c. Blood is drawn into the auricles.

2. What happens during systole? d. Blood is pushed out into the arteries.

2. From: The Total Heart

Click on: Normal Heart (on the side) and then Double Pump

Notice the dictionary icon at the bottom. Use it when necessary.

1. As the blood goes through the body, what functions does it carry out?

 

 

 

 

2. Click on: the green video icon

What is the connection between the ‘Figure 8’ and the circulation of the blood?

3. Click again on: Normal Heart and then on: the Right Heart

Why is the right heart less powerful than the left?

4. Click again on: Normal Heart and then on: the Left Heart. Look for the words

Blood Pressure and click on them.

1. What is blood pressure?

2. How is blood pressure measured?

3. What is considered to be typical blood pressure?

d. What factors can affect blood pressure?