Use the letters in Fig. 1.1 to pick out the parts of the gas exchange system that contain cartilage.
Describe the role of cartilage in the gas exchange system.
Two microscope slides were prepared from different regions of the gas exchange system. Fig. 1.2 and Fig. 1.3 are photomicrographs of those slides. Complete Table 1.1. Use the letters in Fig. 1.1 to identify the regions of the gas exchange system from which the two slides were prepared. Identify one feature visible in Fig. 1.2 and one feature visible in Fig. 1.3. State one way in which each feature is related to its function.
There is a regular and efficient supply of blood from the heart to the lungs. Describe the sequence of events that occurs in the heart to ensure that there is a regular and efficient supply of blood to the lungs.