They do not breath through their nose- in fact, they don't even have a nose!
Praying mantises (and all other insects) breathe through spiracles. Spiracles are small holes in the sides of the insect which allow air inside, and the oxygen diffuses directly into their cells.
They do not have lungs. No insects have lungs-- Spiders do have something that somewhat resembles a lung (a book lung) but it's not really a lung.
Insects and mammals evolved almost completely separately, they don't share a lot of common features structurally.
how does the respiratory system work
how does the respiratory system work
The Respiratory system is very closely linked with the circulatory system.
respiratory system
no
If the respiratory system is not working, nothing is working.
Respiratory system of all lizards is alike .
The respiratory system
The circulatory and respiratory systems work together to get oxygen to cells. Oxygen transfers from the respiratory to the circulatory system at the capillaries surrounding the alveoli.
Oxygenation of blood
Circulatory system
Respiratory system works with digestive system ,circulatory system ,excretory system (indirectly through circulatory system...