Task 1.Work in pairs. Determine the pathway of oxygen and
carbon dioxide.
• Oxygen pathway:
nasal cavity ->>
-
capillaries → pulmonary veins →→
arteries
Carbon dioxide path:
tissues →
atrium →
bronchi-
tissue fluid→→→ tissues
bronchi ->>
pulmonary arteries
aorta →
veins→→→vena cava -
- right
->>
nasal cavity.
→ alveoli →
Помогите срочно
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