6. The Respiratory Zone – A) (contain alveoli) B) Alveolar sacs – C) 1) Actual site of 2) About 300 million per lung 3) Coated in a) b) Reduces surface tension of the water in the alveoli and prevents the alveoli from collapsing upon themselves C. Respiration Breathing, Exchange, Transport – 1. Inspiration (Inhalation) A) Result of a pressure difference between: 1) 2) B) the pressure exerted by a gas varies inversely to its volume – C) Mechanism 1)
6. The Respiratory Zone – A) (contain alveoli) B) Alveolar sacs – C) 1) Actual site of 2) About 300 million per lung 3) Coated in a) b) Reduces surface tension of the water in the alveoli and prevents the alveoli from collapsing upon themselves C. Respiration – Breathing, Exchange, Transport 1. Inspiration (Inhalation) A) Result of a pressure difference between: 1) 2) B) – the pressure exerted by a gas varies inversely to its volume C) Mechanism 1)
101-02096496b110c28-RespiratorySystemOutline.docx