Atrial rhythms originate in the:
A) sino-atrial node.
B) atrial pathways.
C) atrioventricular node.
D) AV junction.
Answer: B
You might also like to view...
The EMT is correctly using a noninvasive blood pressure monitor when she:
A) auscultates a blood pressure before applying and activating the device. B) alternates arms for each blood pressure that is obtained with the device. C) confirms each reading on the device by palpating a pressure in the opposite arm. D) places the cuff of the noninvasive BP monitor on the patient's forearm.
If a total bilirubin is 4.0 mg/dL and the conjugated bilirubin is 2.5 mg/dL, the unconjugated bilirubin is:
A. 1.0 mg/dL. B. 1.5 mg/dL. C. 2.0 mg/dL. D. mg/Dl.
In junctional rhythms, where does the electrical current initiate?
A. Bundle of His B. AV junction C. Atria D. Ventricles
People who overreact at the scene of an emergency, such as an incident with multiple casualties, will MOST likely:
A) have a history of anxiety. B) be compulsively talkative. C) be in a numbed, dazed state. D) experience bodily dysfunction.