Which of the following best describes expiration? The elastic lung tissue recoils to its smallest length decreasing lung volume.
Air flows in until the external and internal pressures are equalized.
The volume of the chest cavity increases and the lungs are stretched.
The diaphragm contracts, moves downwards, and expands the chest cavity.

True or false. mucous membranes secrete mucus that traps pathogens.

Wjat are substances intentionally added to food to produce a desired effect?

Diseases may arise when proteins fail to fold correctly in their last stages of processing and/or are directed towards the lysosome rather than towards the cell membrane. cystic fibrosis is an example of this type of disease. in cystic fibrosis, a functional ion channel is sent to the lysosome for destruction rather than being sent to the plasma membrane. given this observation, the cellular component that is most likely the cause of the disease is the