Nose, mouth and diaphragm are parts of which body system?

Why does blood make a complete loop through the body?

What body system is directly threatened when bacteria enter the lungs?

Crowded oxygen molecules in alveoli pass through the membranes into the capillaries where the oxygen molecules are less crowded. This is an example of

Which describes how the respiratory and cardiovascular systems work together to help cells obtain oxygen and remove waste?

Thin, small blood vessels that carry blood to the tissues and cells of the body

Cardiac Cells ->Cardiac Tissue->Heart ->__________________________ System

The liquid part of the blood

What carries oxygen to the lungs from the mouth and nose?

In which organ do gases pass into or out of our blood

Brain and spinal cord make up the

What is a cell of the nervous system?

Rabies can lead to infection in the brain. What system is directly affected?

Muscle cells have the ability to store and release large amounts of energy. Which body function is best served by this release of energy?

Which body system provides the same role as the frame of a house?

When a soccer player kicks a ball, which two systems work directly with the muscular system?

What type of tissue functions to move bones?

What body system supports the body, protects organs, and makes blood?

In the human body, what part of the central nervous system connects with other nerves outside of the central nervous system?

What two body systems are directly involved in walking?