Which is the term for smoke that is exhaled from a smoker’s lungs?
environmental smoke
mainstream smoke
sidestream smoke
secondhand smoke

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.

Imagine you are in your future health care work setting, what professional characteristics would you meet your work expectations?

What type of breathing, also known as balanced breathing, makes the respiratory rhythm more regular, which in turn has a soothing effect on the entire nervous system?