________ is a rare but serious complication during blood collection. Try to prevent the patient from getting hurt, but do not put anything in the patient's mouth.

The most commonly used design of indwelling balloon catheter:

A) Coude. B) Foley. C) Olive-tip. D) Winged.

Which of the following interfaces appear to be more efficient to improve ventilation? 1. Nasal pillows 2. Full-face mask 3. Nasal mask 4. Oral mask

a. 1 only b. 1 and 2 only c. 1, 2, 3, and 4 d. 1 and 4 only