Both forms have a single Body_orificeand body cavity that are used for digestion and Respiration_(physiology), so yes, cnidarians do have a respiratory system.
No respiratory organs. They use an internal cavity.
Phylum Cnidaria has a simple sac-like structure known as a gastrovascular cavity that serves both as a digestive and respiratory system. Oxygen diffuses into the cells of the organism directly from this cavity.
they have no eyes and no nervous system.
The respiratory system is the system that handles breathing.
The Respiratory System
The trachea is the airway in the respiratory system.
Hydroskeleton
The larynx belongs to the respiratory system.
no, they do not have a respiratory system
how does the respiratory system work
The respiratory system.
Respiratory system