Heart

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

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 scientific name?Cor
2. What is the primary function?Propulsion of blood through the circulatory system
3. Where is the heart located?The heart sits in the middle of your chest, between your lungs and a little to the left. It is protected by your rib cage so it stays safe.
4. How does the heart keep blood moving in the right direction?The heart has special valves that act like one‑way doors. They stop blood from flowing backward and keep the flow smooth and strong.

Myocardium: The muscular tissue forming the walls of the heart.
Cardiac Cycle: The complete sequence of events in one heartbeat, from the beginning of one beat to the beginning of the next.
Endothermy: The ability of an organism to generate its own internal heat.