Author Question: In a junctional rhythm, the pacemaking impulses originate in the: A) bundle branches. B) atrial ... (Read 57 times)

bobthebuilder

  • Hero Member
  • *****
  • Posts: 567
In a junctional rhythm, the pacemaking impulses originate in the:
 
  A) bundle branches.
  B) atrial junction.
  C) AV junction.
  D) SA node.

Question 2

In Lead II, the junctional impulse that depolarizes the atria is traveling AWAY FROM the positive electrode, thus producing a P wave that is:
 
  A) flat.
  B) biphasic.
  C) inverted.
  D) inconsistent.



peilian

  • Sr. Member
  • ****
  • Posts: 316
Answer to Question 1

Answer: C

Answer to Question 2

Answer: C



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

According to the National Institute of Environmental Health Sciences, lung disease is the third leading killer in the United States, responsible for one in seven deaths. It is the leading cause of death among infants under the age of one year.

Did you know?

Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.

Did you know?

About 3.2 billion people, nearly half the world population, are at risk for malaria. In 2015, there are about 214 million malaria cases and an estimated 438,000 malaria deaths.

Did you know?

Liver spots have nothing whatsoever to do with the liver. They are a type of freckles commonly seen in older adults who have been out in the sun without sufficient sunscreen.

Did you know?

Common abbreviations that cause medication errors include U (unit), mg (milligram), QD (every day), SC (subcutaneous), TIW (three times per week), D/C (discharge or discontinue), HS (at bedtime or "hours of sleep"), cc (cubic centimeters), and AU (each ear).

For a complete list of videos, visit our video library