This topic contains a solution. Click here to go to the answer

Author Question: What structure normally paces the healthy heart? a. Atrioventricular (AV) node b. Sinoatrial ... (Read 53 times)

rmenurse

  • Hero Member
  • *****
  • Posts: 513
What structure normally paces the healthy heart?
 
  a. Atrioventricular (AV) node
  b. Sinoatrial (SA) node
  c. Bundle of His
  d. Purkinje fibers

Question 2

Which of the following is a potential complication for a patient with atrial fibrillation?
 
  a. Asthma
  b. COPD
  c. Blood clot formation
  d. Renal failure



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

connor417

  • Sr. Member
  • ****
  • Posts: 329
Answer to Question 1

ANS: B
Normally, the SA node, which is located in the upper portion of the right atrium, has the greatest degree of automaticity and therefore paces the heart.

Answer to Question 2

ANS: C
Treatment for atrial fibrillation is similar to the treatment for atrial flutter. However, patient with sustained atrial fibrillation is often treated with anticoagulants or antithrombolytic medications to treat potential blood clot formation, medications to slow the heart rate, and cardioversion.





 

Did you know?

Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.

Did you know?

The term pharmacology is derived from the Greek words pharmakon("claim, medicine, poison, or remedy") and logos ("study").

Did you know?

Methicillin-resistant Staphylococcus aureus or MRSA was discovered in 1961 in the United Kingdom. It if often referred to as a superbug. MRSA infections cause more deaths in the United States every year than AIDS.

Methicilli ...
Did you know?

In 2012, nearly 24 milliion Americans, aged 12 and older, had abused an illicit drug, according to the National Institute on Drug Abuse (NIDA).

Did you know?

Malaria was not eliminated in the United States until 1951. The term eliminated means that no new cases arise in a country for 3 years.

For a complete list of videos, visit our video library