Author Question: Slowing of the electrical impulse at the AV node is necessary to allow time for the ________ to fill ... (Read 84 times)

magmichele12

  • Hero Member
  • *****
  • Posts: 559
Slowing of the electrical impulse at the AV node is necessary to allow time for the ________ to fill with blood.
 
  A) coronary sinus
  B) coronary arteries
  C) ventricles
  D) atria

Question 2

Which of the following certification levels is currently NOT recognized by the National EMS Scope of Practice model?
 
  A) Paramedic
  B) Emergency Medical Responder
  C) Emergency Medical Technician
  D) Critical Care Paramedic


qytan

  • Sr. Member
  • ****
  • Posts: 336
Answer to Question 1

C

Answer to Question 2

D



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

HIV testing reach is still limited. An estimated 40% of people with HIV (more than 14 million) remain undiagnosed and do not know their infection status.

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?

Acute bronchitis is an inflammation of the breathing tubes (bronchi), which causes increased mucus production and other changes. It is usually caused by bacteria or viruses, can be serious in people who have pulmonary or cardiac diseases, and can lead to pneumonia.

Did you know?

A serious new warning has been established for pregnant women against taking ACE inhibitors during pregnancy. In the study, the risk of major birth defects in children whose mothers took ACE inhibitors during the first trimester was nearly three times higher than in children whose mothers didn't take ACE inhibitors. Physicians can prescribe alternative medications for pregnant women who have symptoms of high blood pressure.

Did you know?

The toxic levels for lithium carbonate are close to the therapeutic levels. Signs of toxicity include fine hand tremor, polyuria, mild thirst, nausea, general discomfort, diarrhea, vomiting, drowsiness, muscular weakness, lack of coordination, ataxia, giddiness, tinnitus, and blurred vision.

For a complete list of videos, visit our video library