Question

Draw the diagram of human respiratory system
and identify and label the following parts : [5]
(i) The muscular flap at the bottom of thoracic
cavity.
(ii) The long tube like structure that is supported
by cartilaginous rings.
(iii) Where exchange of gases takes place.
(iv) The common passage for air and food

Answer 1

Answer:

the long tube like structure that is supported by cartilaginous rings