Circulatory and Respiratory Systems

The cells that contain hemoglobin which helps carry oxygen are called

• red blood cells
• white blood cells
• platelets
• plasma

Red blood cells are produced in the

• heart
• liver
• spleen
• bone marrow

The circulatory system consists of the heart and 

• lungs
• brain
• blood vessels
• intestines

The blood vessels that carry blood away from the heart are called

• arteries
• capillaries
• veins
• platelets

The small blood vessels in the middle of the picture that connects the arteries and veins are called

• arteries
• capillaries
• veins
• artriums

The main function of the circulatory system is to

• provide gas exchange between blood and the air
• transport blood to all parts of the body to deliver materials to cells
• provide movement
• breakdown food into nutrients

The main function of the respiratory system is to 

• provide oxygen to the body and remove CO₂ from the body
• transport blood to the body to deliver materials needs by cells
• provide movement
• breakdown food into nutrients

Another name for the windpipe is the 

• alveoli
• larynx
• epiglottis
• trachea

Tube that transports air to the bronchi.

• diaphragm
• alveoli
• trachea
• bronchi

Place where the trachea splits into two. This is located both inside and outside the lung.

• diaphragm
• alveoli
• trachea
• bronchi