conducting zone

Question 1

air enters through the nose,

Answer 1

external nares, nasal cavity, divided by the nasal septum in to 2, them mouth and in to the pharynx which is a common passage for both air and food

Question 2

the nasal passages open in to the

Answer 2

pharynx, nasopharynx by internal nares

Question 3

epiglottis prevents the food from entering the

Answer 3

trachea

Question 4

pharynx is continous as

Answer 4

larynx or voice box

Question 5

the trachea enters in to the

Answer 5

thoracic cavity and divides into 2 branches: the left and right bronchi
one leading in to each lung which divides in to smaller bronchioles

Question 6

there is no exchange of gases in the

Answer 6

conducting zone