Cells that are arranged in several layers are called ________ cells

A 30-year-old woman has been sexually assaulted. She is crying, and appears withdrawn and frightened. Which of the following strategies would be appropriate to use when caring for this patient?

A) Give the patient clear direction by telling her where to sit and what to do. B) Calm the patient by explaining to her that she will be OK, and that many women recover quickly from sexual assault. C) Allow the patient to control all aspects of the interaction, such as where she rides in the ambulance and what care is provided. D) Talk to the patient in a low and quiet voice, using simple words, so as not to frighten her.

The difference between Wenckebach and CHB is that:

A) CHB has a regular R-R, whereas Wenckebach is irregular. B) CHB has a constant PRI, whereas in Wenckebach it gets progressively longer. C) CHB has an irregular P-P interval, whereas it's regular in Wenckebach. D) CHB has more P waves than QRS complexes, whereas Wenckebach always has one P wave for every QRS complex.