Identify the following on the bone below: Name the bone sho…

Identify the following on the bone below: Name the bone shown in the picture.  ___________________________ Name bone feature indicated by A. ______________________________ Name bone feature indicated by B. ______________________________ Name bone feature indicated by C. ______________________________ Name bone feature indicated by D. ______________________________

Heavy smokers that are afflicted with COPD become air retain…

Heavy smokers that are afflicted with COPD become air retainers.  This means that they have difficulty getting air out of their lungs. This causes them to recruit muscles that are commonly only used during exercise for forced exhalation, and they get tired. Which muscle(s) will fatigue for the COPD patient?