Malpighian.
the lungs is the basic unit structure of the human respiratory system
the larynx
no
Nose
it consists of two parts
Medulla Oblongata
An arthropod
You DO find a respiratory structure in each segment of the earthworm. An earthworm uses its skin as the respiratory structure. Oxygen in the air dissolves in the moisture and mucus on the skin then diffuses into blood capillaries close to the skin to be transported to the rest of the body.
ALVEOLI
Vectors of the arthropod.
The epiglottis is the structure that prevents the entry of food into the respiratory system. It is made of connective tissue.