. The maximum amount of time a food can be exposed to the Temperature Danger Zone (TDZ)is hours.

Describe the purpose and function of recording the start and stop time for anesthesia services.

Knowing if a patient has tuberculosis, hepatitis b, or aids is important because a. serious illnesses should be avoided. b. they could compromise the vital sign readings. c. cross-infection may occur. d. they can't be cured.

Which of these is likely to be the best source of valid health information?