Circulatory and respiratory systems

What organ IS NOT in the respiratory system?

• Nose
• Windpipe
• Lungs
• Heart

We breathe in carbon dioxide and breathe out oxygen

• True

• False

Tags

NGSS.MS-LS1-2

NUMBER 6:

• Lungs

• Trachea

• Mouth

• Alveoli

NUMBER 3:

• Pharynx

• Trachea

• Bronchi

• Alveoli

Inside the lungs, the bronchi divide into smaller tubes (bronchioles). At the end of these tubes, there are tiny sacs called...

• Pharynx

• Trachea

• Lungs

• Alveoli

When we breathe out, the ____________ leaves our lungs.

• Carbon dioxide

• Oxygen

What is the function of the heart?

• It pumps blood to all the parts of the body.

• It is a part of the circulatory system.

• It is one of the main organs of the body.

• It can go fast when you run or slow when you are sleeping.

What do arteries carry?

• blood with carbon dioxide and waste

• blood with oxygen and nutrients

• blood

• Blood with waste and oxygen

They connect arteries and veins

• circulatory system

• The lungs

• The heart

• The capillaries

It is a strong muscle between the lungs

• The heart

• The diaphragm

• The trachea

• The bronchi