see link below for help
The diaphragm
The epiglottis.
yes it does LOL!
lungs it is the same as every living mammal
The umbilical cord.
Because a dolphin is a mammal, and not a fish. A dolphin's respiratory system is similar, for the most part, to a human's respiratory system.
Windpipe is the common name for the trachea. These names represent the same structure.
the lungs is the basic unit structure of the human respiratory system
the larynx
it consists of two parts
no
Nose