Related terms:
alveoli
larynx
trachea
lung
bronchioles
alveolar
lungs
breath
capillaries
amphibians
trunk
pulmonary
ventilation
respiratory system
respiration
pulmonary alveolus
muscles
breathing
diaphragm
gases
physiology
diffusion
insects
respiratory
air
oxygen
anatomy
carbon dioxide
requirements
transport
Wikipedia sources:
Respiratory system
Lung
Respiration (physiology)
Acute respiratory distress syndrome
Human lung
Gas exchange
Insect
Plant stem
Context for words:
gas
exchange
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