People with emphysema often have a difficult time with air trapping, which is air left in the lungs following expiration, often due to the destruction of the alveoli. pulmonary rehabilitation educates people who suffer from this disease to use which muscles to air leave the lungs more effectively?

Drag each description to the correct location on the image. not all descriptions will be used. describe the parts of a comet. the frozen part of the comet the atmosphere of gases and dust formed when the nucleus vaporizes tail made of small, solid dust particles tail made of ions that appears to point away from the comet's orbit