Once this type of retinal detachment develops and causes symptoms, it can progress to total blindness if it is not repaired promptly. In the United States, retinal detachment is a relatively uncommon condition, affecting only one of every 10,000 Americans each year.
Gas exchange in reptiles still occurs in alveoli however, reptiles do not possess a diaphragm. Thus, breathing occurs via a change in the volume of the body cavity which is controlled by contraction of intercostal muscles in all reptiles except turtles.
gas exchange takes place in the lungs, and at the cellular level. In the lungs, carbon dioxide and other waste gasses are released from the blood to be exhaled, and oxygen â¦ is absorbed into the blood. At the cellular level, oxygen is released from the blood into a cell, and carbon dioxide and other waste gasses are passed into the blood. 1 person found this useful.