Name: Date:

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Underline the correct answer.1

Complete the chart with the information required.2

Worksheet 19Circulatory system

Disease called blood cancer.

Transmits the Plasmodium that causes malaria.

Disease that can cause liver cancer.

It is acquired by contact with infected blood or sexual intercourse with an infected person.

Disease Symptoms

Leukemia

Malaria

Hepatitis B

AIDS

a. Diabetes b. Leukemia c. Hepatitis

a. Mosquito b. HIV virus c. Bedbug

a. Leukemia b. AIDS c. Hepatitis B

a. Leukemia b. AIDS c. Hepatitis B

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Relate the diseases with the organs that they affect by writing the numbers that correspond.

Read the story and answer.

Write down three habits that can keep the circulatory system healthy.

Pedro and Carlos were handling glass bottles and dropped one. Carlos cut his hand. Pedro laid him on the floor with his head slightly lower than his trunk. He cleaned the wound and made pressure with a clean cloth until it stopped bleeding and put some bandages. He looked for medical attention immediately.

Did Pedro do the right thing?

What would happen to Carlos if his blood had low blood platelets?

1 Leukemia

2 Heavy bleeding

3 Hepatitis B

4 AIDS

broken blood vessels

inflamed liver

weakened immune system

affected bone marrow