Total lung capacity is the sum of tidal volume, expiratory reserve volume, inspiratory reserve volume, and ________.

Which of the following patients is LEAST likely in need of positive-pressure ventilation?

A) Confused 46-year-old woman with labored respirations, adventitious breath sounds, and pallor B) Conscious 41-year-old woman with two-word dyspnea, perioral cyanosis, and tachycardia C) Semiconscious 39-year-old man with shallow chest wall movement, cyanosis, and bradypnea D) Conscious 36-year-old man with difficulty breathing, symmetrical chest rise and fall, and flushed skin

In the Radiation oncology section, the Modality qualifier is designated by the _____ character.

A. 3rd B. 4th C. 6th D. 5th