Both invaginated (that is, lungs) and exvaginated (that is, gills) respiratory organs are separated ... previously unrecognized key role of the IgT system in mucosal immune responses to pathogens ...

Its anatomy is, by human standards, a little peculiar. It doesn’t have gills or lungs, but it does have a respiratory system that is directly connected to its anus, through which it pumps in water.

Locate the rest of the vessels listed in Table 1 and shown in Figure 5.3. Functional anatomy of circulatory and respiratory system is important. Think carefully about relation between circulation and ...

Gills work great in the water ... Insects can also adjust the amount of air they let into their respiratory system. The insect’s tracheae system is much more efficient at reducing water loss ...

Gill, MD, PhD, from the Department ... the added benefit of boosting the ability of the immune system to effectively handle viral respiratory infections, which are the main cause of asthma ...