Unformatted text preview: Ventilation is the flow of air; perfusion is the flow of blood This occurs in the alveoli and pulmonary capillaries 7. What is the high pressure and low pressure potions of the circulatory tract? High pressure = systemic Low pressure = pulmonary 8. What are four layers of heart tissues? Epicardium/visceral pericardium, parietal pericardium, myocardium, endocardium 9. What are the four chambers of the heart? Left / Right ventricle, Left/ Right Atrium 10. What vessels return blood to the heart? Right side – Anterior/Posterior (or superior/inferior) vena cava Left side – Pulmonary veins...
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- Winter '08
- Apnea, alveolar epithelium, epithelium Basement membrane, layer Alveolar wall