Respiration

Parts

Nasal cavity

Trachea

Bronchus/Bronchi

Bronchioles

Alveolus/Alveoli

Diaphragm

Rib cage

Intercostal muscles (IM)

External IM

Internal IM

Main topic

Breathing mechanism

Inhalation

Subtopic

Subtopic

Exhalation

Main topic

Main topic

Main topic

Main topic