draw a diagram of the human respiratory system and label the following parts.
a) Part where air is filtered by fine hairs and mucus.
b) part which terminates in balloon like structures.
c) Balloon like structures where exchange of gases takes place.
d) Part which separates chest cavity from abdominal cavity.
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Answer:
a) Nasal cavity
b) Bronchiole
c) Alveoli
d) Diaphragm
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