Human Body Systems

What takes blood that carries carbon dioxide back from the body to the heart?

What are the two chambers of the heart called?

Where in the respiratory system does gas exchange occur?

What material is brought into the body by the respiratory system?

What is the name of the substance found in the mouth that contains enzymes?

The process of keeping internal balance in an organism is known as

Circulatory system is a transport system that brings materials to and from organs, tissues and

What is the function of structure E?

What part of the urinary system filters urea and other wastes from the blood?

Which of the following organs produces bile?

What is the function of the excretory system?

Which type of blood cells carry oxygen and carbon dioxide to and from lungs and rest of body?

What is in the heart that automatically closes to stop blood from flowing the wrong direction?

What is the name for the contractions in the esophagus?

Which of the following systems belong to the excretory system?

Blood from the heart is pumped into what

The Circulatory System is made up of what three parts?

The endocrine produces what to help regulate body functions?

What blood cells are large and fight germs and break down dead cells?

The picture is made of several organs and an example of a(n)