Which of the following is most commonly used as a volume replacement in trauma, shock, burns, and therapeutic plasma exchange?

You respond for a 66-year-old man complaining of severe pain on the back of his neck and right shoulder. You examine the area and see fluid filled blisters in a horizontal line across his shoulder. You should suspect:

A) kyphosis. B) spondylosis. C) shingles. D) chicken pox.

In low junctional rhythms, the P wave is

A) upright, rounded, preceding the QRS. B) inverted following the QRS. C) inverted preceding the QRS. D) hidden inside the QRS.