The temperature of the gas directly affects the penetration of items in the chamber. Operating temperatures range from ____________ for a "cold" cycle and ________ for a "warm" cycle

You must always be _________ and _______ prepared for any incident that requires rescue or extrication.

Fill in the blank(s) with the appropriate word(s).

Which of the following radiographic findings is not typical for patients with primary pulmonary hypertension?

a. Enlargement of the pulmonary artery b. Enlargement of the right ventricle c. Narrowing of the peripheral arteries d. Pleural effusion