A group of signs and symptoms occurring together to present a particular disease or ab-normality is called a(n):

A paramedic who is licensed in a particular state:

A) is required to function under the guidance of a licensed physician. B) has complete autonomy and can function as an independent provider. C) must obtain more continuing education hours than a certified paramedic. D) is authorized to function as medical control for EMTs and advanced EMTs.

Which of the following inspired conditions should be maintained when delivering medical gases directly into the trachea through an endotracheal tube or a tracheotomy tube?

a. 50% relative humidity (RH) at 20° to 22° C b. 100% RH at 37° to 42° C c. 95% RH at 29° to 32° C d. 100% RH at 32° to 35° C