Pulmonary embolism or atelectasis can cause a ventilation/perfusion mismatch

Which best describes the roles of a preceptor?

a. Assigns activities b. Teaches a group orientation c. Observes a student or employee d. Teaches an orientee one-on-one; advises and encourages until the orientee can function on his or her own

A patient denies difficulty breathing, but displays signs of respiratory distress. You state, "I know that you said you are breathing fine, but you cannot speak more than two to three words at a time without gasping for air." Your response is an example of:

A) Confrontation B) Empathy C) Contradiction D) Explanation