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Bio Unit 4 Sec 1 #5
Bio Unit 4 Sec 1 #5: Lecture 31
| Question | Answer |
|---|---|
| System that handles the exchange of oxygen and carbon dioxide between the environment and the blood, and the blood and tissues | Respiratory |
| Airflow in the respiratory systems goes through the mouth and nose and through the ______ (throat) | Pharynx |
| Air flows through the _______ (windpipe) that is held open by cartilaginous rings | Trachea |
| The trachea divides into two large ______, one that leads to the right lung and one that leads to the left lung | Bronchi |
| At the end of the bronchi are tiny air sacs called ______ | Alveoli |
| The alveoli are associated with pulmonary capillaries, tiny vessels that carry _____ to the lungs | Blood |
| Oxygen will move ______ the blood as long as the pressure of oxygen is ____ in the air inside the alveoli, than in the blood | Into; Greater |
| Carbon dioxide will move ______ of the blood as long as the pressure of the carbon dioxide is ________ in the blood than in the air inside the alveoli | Out; Greater |