Adaptation in Respiratory System (1)

Three features ensure efficient gases exchange in the respiratory structures

Moist surface, thin structure and large surface area of the respiratory structure

Name of respiratory structure for frogs

Moist outer skin

Name of respiratory structure for fishes

Gills

Name of respiratory structure for insects

Trachea

A substance that covers frog skin which allows air to dissolve and diffuse

Mucus

Name of the structure in the fish gills

Filament and lamellae

Adaptation of respiratory structure in fish

Filament and lamellae created a large surface area that facilitates gases exchange

Name of breathing pores on insect's body

Spiracles

Name of the fine branches from trachea

Tracheoles

Name of the structure that controls the opening and closing of spiracles

Valve