Where do arteries carry blood so it can be cleaned of carbon dioxide?

• the kidneys

• the lungs

• the heart

• the stomach

What is the scientific name for the windpipe?

• bronchial

• esophagus

• trachea

• alveoli

What is the main function of the respiratory system?

• gas exchange

• Produce hormones

• Regulate body temperature

• Digest food

Which of the following is not a part of the circulatory system?

• Arteries

• Liver

• Veins

• Heart

Which blood vessels carry oxygen blood away from the heart to the cells?

• Arteries

• Veins

• Capillaries

Which of the following is NOT a function of the circulatory system?

• Carry nutrients to cells

• fix or heal cells

• Remove carbon dioxide from cells

• Carry oxygen to cells

What is the role of the heart in the circulatory system?

• To get rid of waste in the blood

• To pump blood throughout the body

• to maintain body temperature

• To make blood cells

When we ______ air enters the body through the nose and mouth.

• exhale

• inhale

The ______ allows air to travel toward the lungs.

• trachea

• arteries

The ______ is a muscle that controls breathing

• diagram

• diaphragm