An irregular rhythm is one in which

A) the QRS complexes do not look alike.
B) the R-R intervals vary "all over the place."
C) the R-R intervals vary by only one or two little blocks.
D) there are premature beats or pauses that interrupt the otherwise regular rhythm.

B

Health Professions

You might also like to view...

A network of specially trained personnel, equipment, facilities, and other resources that respond to medical emergencies—regardless of cause, location, or the patient's ability to pay—best describes:

a. a community wellness program. b. a health care system. c. an emergency care system. d. a public health system.

Health Professions

Which of the following conditions may occur in a dentition with uneven marginal ridges?

A) Food impaction B) Tooth mobility C) Furcation involvement D) Pulpitis

Health Professions