Respiratory and Blood Circulatory systems

Our organ systems that enable us to breathe is called ……

• Nervous system

• Respiratory system

• Excretory system

• Digestive system

Which of the following organs is not included in the respiratory system?

• Nose

• Lungs

• Windpipe

• Mouth

We breath in or inhale fresh air that is rich in……

• Oxygen

• Carbon dioxide

• Hidrogen

• Nitrogen

Is also called the windpipe

• Larynx

• Trachea

• Nose

• Lungs

Our. . . . . . . . . . . are organs where oxygen from the air we breath in is absorbed and remove carbon dioxide from the blood.

• Lungs

• Trachea

• Nose

• Windpipe

Organ system that Carrie’s digested food and oxygen to all parts of our body?

• Respiratory system

• Blood circulatory system

• Nervous system

• Digestive system

Is blood flowing the lungs into the heart rich or poor in oxygen?

• Rich-oxygen

• Poor-oxygen

Blood is squeezed out of the heart into the blood vessels when heart muscles…..

• Contract

• Relax