A 60-year-old woman ____ while cleaning her hot tub

When replacing a dislodged tracheostomy tube, it is MOST important that you:

A) insert the tube 2 cm beyond the cuff. B) take appropriate standard precautions. C) lubricate the tube before insertion. D) use a tracheostomy tube of the same size.

How is pH defined?

a. Log of the dissociation constant of the weak acid in a solution. b. Negative logarithm of the H+ ion concen-tration of a solution. c. Point at which an electrolyte solution is exactly 50% dissociated. d. Ratio of a solution's weak acid concentra-tion to its conjugate base pair.