CardioRespiratory System

The primary function of the circular system is to transport oxygen and nutrients to the tissues/cells of the body and to remove ___________________ and other waste products.

Vessels that return the oxygen-depleted blood back to the heart.

• Arteries

• Veins

• Capillaries

Vessels that carry the oxygen-rich blood to the vital organs and working muscles.

• Arteries

• Veins

• Capillaries

Small vessels that exchange blood between arteries, body organs (muscles), and veins.

• Arteries

• Veins

• Capillaries

The functions of the respiratory system is to:

• Breathe in air from the environment

• Transfer O² into the blood

• Remove CO² from the blood

• Return air back to the environment

• Create speach

The main function of the circular system is to:

• Transport nutrients, gases and waste products around the body

• To break down food and nutrients and absorb it

• To give structure and support to the body and protect vital organs

• To regulate growth and other body functions

• To transfer O² into the blood

This thick blood vessel carries blood away from the heart

• Veins

• Capillaries

• Arteries

This blood vessel caries blood towards the heart

• Veins

• Capillaries

• Arteries

This blood vessel is very small and can exchange gases through its thin walls

• Veins

• Capillaries

• Arteries

Which is not a function of the respiratory system?

• filters and moistens air that enters the mouth/ nose

• transports oxygen to and carbon dioxide out of the body

• breaks down and deliver nutrients from food and air to body cells

• involved in the process of talking and smelling