____ is the study of motion as it affects projectiles, typically ammunition such as bullets, bombs, and rockets.

Which of the following components of communication is a method used to transmit messages?

a. Sender b. Channel c. Receiver d. Feedback

How long after PEEP is increased should all ventilatory and available hemodynamic parameters be measured and calculated?

a. 5 minutes b. 15 minutes c. 25 minutes d. 40 minutes