Physiology Lab Fall 2006 Stark Quiz 5


Name: ________________________

Quiz 6 Biology 347- General Physiology Lab
11/2/2006 Dr. Stark

1. If you were to suck mercury through a tube, what is the highest (in mm) the mercury
would rise?

760

2. How many lobes does each lung have?

right-3, left-2

3. Surfactant decreases which property of water?

surface tension

4. When you smoke, what is paralyzed in the trachea?

cilia

5. During a pneumothorax, what is the state of the pressure in the intrapleural space compared to the external pressure?

equal (external=atmospheric)

6. Oxygen comes back to the heart from the lungs via which vasculature?

pulmonary vein

7. We measure oxygen and carbon dioxide individually. What type of pressure is this?

partial pressure

8. Which ion is CO2 converted to in the RBC to be carried back to the lungs?

bicarbonate

9. Where are the chemoreceptors for respiration located in the brain?

medulla

10. Which enzyme converts CO2 to H2CO3?

carbonic anhydrase

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