Oxygenate

Tube (part of the airway) that is kept open by cartilaginous rings with a flattened back

Cavity of the heart pumps oxygenated blood into the rest of the body (not the lungs)

Blood vessels that present valves to prevent the back flow of blood due to gravity.

Blood vessels that transport blood from the heart to the rest of the body

Cavity of the heart that receives deoxygenated blood from the body

Muscle, that when contracted, helps air come into the lungs

Site of the respiratory system in which the gas exchange takes place (O2 and CO2)

Structure that is made out exactly of the same type of tissue as the trachea, it is just divided into two to pour air into each of the lungs

DIAPHRAGM

TRACHEA

ARTERIES

LEFT VENTRICLE

VEINS

BRONCHI

RIGHT ATRIUM

ALVEOLI