In a healthy adult at rest, what is the normal duration of the PR Interval?

a. 0.20 - 0.26 sec c. 0.04 - 0.08 sec
b. 0.12 - 0.20 sec d. 0.08 - 0.12 sec


b. 0.12 - 0.20 sec

Health Professions

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The circulatory system consists of the:

A) heart and blood vessels. B) heart, blood vessels, and the cardiovascular system. C) heart alone. D) cardiovascular system.

Health Professions

An automated ________ response unit can be used to provide greater flexibility for the medical staff, as well as offer enhanced service to the patient. 

Fill in the blank(s) with the appropriate word(s).

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The esophageal hiatus is the ________.

A. part of the esophagus that connects to the pharynx B. hole in the diaphragm that the esophagus goes through C. upper section of the esophagus D. lower section of the esophagus E. part of the esophagus that connects to the stomach

Health Professions

The Time box in the New Appointment Entry dialog box refers to

A. the length of time the appointment is scheduled to take. B. the time at which the appointment is scheduled to end. C. the appointment time that is currently selected on the schedule. D. the amount of time the patient has been with the practice.

Health Professions