Heart disease

High school (ages 12+)
Human Body

Name:

Date:

Step 1 · Read the article

Open the article and read it at the level above. Then answer the questions below in your own words.

https://smallwhale.org/articles/heart-disease

Write what each word means, using the article.

Do not copy the article. Write two things you learned, the way you would explain them to a friend.

Answers below are taken from the article’s stored facts, so they match what the student read.

1. What is the estimated annual deaths?Approximately 18.6 million globally
2. What is the primary pathological process?Atherosclerosis (plaque buildup in arteries)
3. What does the heart do every day?The heart pumps about 100,000 times each day to move oxygen and nutrients to all parts of the body and take away waste like carbon dioxide.
4. How does the heart keep blood moving?The heart has four chambers that work together with electrical signals; arteries carry oxygen-rich blood out, veins bring oxygen-poor blood back, and valves stop blood from flowing backward.

Atherosclerosis: A disease characterized by the buildup of fatty deposits (plaque) within the walls of arteries.
Hypertension: A medical condition characterized by persistently elevated blood pressure.
Dyslipidemia: An abnormal amount of cholesterol, fat, or other lipids in the blood.