1%
Processing, please wait...
It was processed successfully!
It was processed successfully!
Login Create Free Account
en | es

Circulatory System Definition

The circulatory system pumps blood throughout the body, providing it with oxygen and removing waste. It consists of your heart and blood vessels.

View Lesson on Human Body Systems
Grades 3-5 VideoHuman Body Systems player orange
Preview Only
Oops! It looks like your security settings are blocking this video 🙁

If you are on a school computer or network, ask your tech person to whitelist these URLs:
*.wistia.com, fast.wistia.com, fast.wistia.net, embed-fastly.wistia.com, embed-cloudfront.wistia.com, embedwistia-a.akamaihd.net

Sometimes a simple refresh solves this issue. If you need further help, contact us.

 

Human Body Systems

LESSON MATERIALSmove

Fun Facts

  • The heart, the essential organ of the circulatory system, pumps 60-100 times per minute at rest.
  • The circulatory system provides the body with nutrients that are transported in the blood.
  • The left side of the heart circulates oxygen-rich blood to the body. The right side of the heart circulates blood to the lungs to add oxygen to it.

Why Do We Need To Know About Circulatory System

Learning about how our blood moves around the body helps us see how it works closely with how we breathe. This knowledge is important for jobs in healthcare, sports, and helping people with breathing problems. It shows why having a strong and efficient system for blood flow is key to staying healthy and doing well in sports.

For example, Olympic athletes work hard to make their blood system better to improve in their sports. Also, using new technology to make artificial hearts shows how crucial our blood system is in medical science, providing new ways to help people with heart problems.

Frequently Asked Questions

What would happen if one body system did not interact with the other systems?
It would be hard for the body to perform its important functions. Since all systems are interconnected, if one does not work this affects how the others will function too.
If a person’s heart rate increases how will this benefit the muscular system?
When the heart rate increases more blood is pumped through the circulatory system. This blood is sent to the muscular system to help your muscles work and keep the body moving.
How is the left side of the heart different from the right side of the heart?
The left side of the heart receives blood from the lungs, which contains oxygen. The right side of the heart has blood with less oxygen. This is because the oxygen has been used up to help power your other body systems.
Explore More Topics
Image play Adaptations and the Environment
Image play Standard Algorithm with Decimals (All 4 Operations)
Image play Area of Triangles & Quadrilaterals (Using Formulas)
Image play Identify Number Patterns (In Arithmetic and the Multiplication Table)
Image play Gravitational Forces Between Objects
Image play Pushes and Pulls
Image play Irrational Numbers
Image play Intro to Ratios
Image play Money: Combinations of Bills & Coins
Image play Biotechnology
Image play Genes & Mutations
Image play Generate Number Patterns (Sequences That Follow a Given Rule)

Related Topics

Desktop Background Mobile Background
Exciting News:
attention iconGENERATION GENIUS
JOINED THE NEWSELA FAMILY!
LEARN MORE!
X
Success
We’ve sent you an email with instructions how to reset your password.
Ok
x
Choose Your Free Trial Period
3 Days

3 days to access to all of our teaching resources for free.

Continue to Lessons
30 Days

Get 30 days free by inviting other teachers to try it too.

Share with Teachers
Get 30 Days Free
By inviting 4 other teachers to try it too.
4 required

*only school emails accepted.

Skip, I will use a 3 day free trial

Thank You!

Enjoy your free 30 days trial

×