____ involves some disease process that creates an obstacle to free airflow in the airway.

Inhalation occurs when the:

A. diaphragm and intercostal muscles relax and cause an increase in intrathoracic pressure. B. diaphragm and intercostal muscles ascend and cause an increase in intrathoracic pressure. C. diaphragm and intercostal muscles contract and cause a decrease in intrathoracic pressure. D. diaphragm ascends and the intercostal muscles contract, causing a decrease in intrathoracic pressure.

The stage of grief that most people have difficulty escaping, and the one that causes the most concern for healthcare is the __________ phase

a. Depression b. Bargaining c. Denial d. Acceptance