Documents Respiration

1. Open and Closed Circulatory Systems More complex animals have either open or closed circulatory systems Both systems have three basic components: A circulatory fluid (blood…

Health & Medicine Respiration presentation

1.   2. Vocabulary words aerobic respiration air sacs alveolus asthma breathing bronchiole bronchus cell respiration gas exchange diaphragm epiglottis gillsglottis hemoglobin…

Documents animal Respiratory system.ppt

Respiratory Systems What is a respiratory system? How does it work? What are the functions of respiratory systems? What are the different respiratory strategies that animals…