Exam 46: Gas Exchange

Figure 46-1 Use the figure to answer the corresponding question(s). -Refer to Figure 46-1.Put figures 1-4 in the correct order to represent the two-cycle breathing process of birds.

Carbonic anhydrase in red blood cells:

Which of the following occurs during forced expiration?

To facilitate respiration, birds have extensions of their lungs called __________, which reach into all parts of their bodies.

Vocal cords are located in the larynx. ____________________

Which of the following does not occur in pulmonary emphysema?

During inhalation, the diaphragm moves upward. ____________________

Figure 46-3 Use the figure to answer the corresponding question(s). -According to Figure 46-3, which of the following statements is false?

Figure 46-4 Use the figure to answer the corresponding question(s). Oxygen-hemoglobin dissociation curves at three different pH levels -The ability of oxygen to combine with and detach from hemoglobin is influenced by all of the following factors except:

If mitochondria were deprived of oxygen:

The film of fluid in the pleural cavity functions to:

MATCHING Match the part of the human respiratory system with its decription. a.alveoli e.nasal cavity b.bronchiole f.pharynx c.bronchus g.trachea d.larynx -This structure is also called the voice box.

Which of the following is the most usual measure of the functional capacity of the lungs?

MATCHING Match the part of the human respiratory system with its decription. a.alveoli e.nasal cavity b.bronchiole f.pharynx c.bronchus g.trachea d.larynx -Inhaled air passes from the bronchi directly into this structure.

MATCHING Match the part of the human respiratory system with its decription. a.alveoli e.nasal cavity b.bronchiole f.pharynx c.bronchus g.trachea d.larynx -Another name for this is the throat region.

Figure 46-2 Use the figure to answer the corresponding question(s). -Refer to Figure 46-2.Which of these lungs would be best for an animal that is fairly active?

Figure 46-2 Use the figure to answer the corresponding question(s). -The voice box is also referred to as the:

Parabronchi are characteristic of:

Figure 46-2 Use the figure to answer the corresponding question(s). -Refer to Figure 46-2.Which of these lungs would have the greatest surface area?

Which of the following is not one of the principal types of surfaces used by animals to facilitate gas exchange?