« previous next »

Author Question: In First Degree Heart Block, the QRS complex should be: A) less than 0.12 sec. B) 0.12-0.20 sec. ... (Read 505 times)

sarasara

  • Hero Member
  • *****
  • Posts: 521
on: Jul 2, 2018
In First Degree Heart Block, the QRS complex should be:
 
  A) less than 0.12 sec.
  B) 0.12-0.20 sec.
  C) greater than 0.20 sec.
  D) the same as the PRI.

Question 2

In First Degree Heart Block, the pacemaker site is usually in the:
 
  A) AV node.
  B) SA node.
  C) ventricles.
  D) Bundle of His.


bob

  • Sr. Member
  • ****
  • Posts: 343
Reply #1 on: Jul 2, 2018
Answer to Question 1

Answer: A

Answer to Question 2

Answer: B


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

According to the CDC, approximately 31.7% of the U.S. population has high low-density lipoprotein (LDL) or "bad cholesterol" levels.

Did you know?

Anesthesia awareness is a potentially disturbing adverse effect wherein patients who have been paralyzed with muscle relaxants may awaken. They may be aware of their surroundings but unable to communicate or move. Neurologic monitoring equipment that helps to more closely check the patient's anesthesia stages is now available to avoid the occurrence of anesthesia awareness.

Did you know?

Hip fractures are the most serious consequences of osteoporosis. The incidence of hip fractures increases with each decade among patients in their 60s to patients in their 90s for both women and men of all populations. Men and women older than 80 years of age show the highest incidence of hip fractures.

Did you know?

There are major differences in the metabolism of morphine and the illegal drug heroin. Morphine mostly produces its CNS effects through m-receptors, and at k- and d-receptors. Heroin has a slight affinity for opiate receptors. Most of its actions are due to metabolism to active metabolites (6-acetylmorphine, morphine, and morphine-6-glucuronide).

Did you know?

As the western states of America were settled, pioneers often had to drink rancid water from ponds and other sources. This often resulted in chronic diarrhea, causing many cases of dehydration and death that could have been avoided if clean water had been available.

Heart Heart
Examples of heart rhythms: sinus bradycardia. Examples of heart rhythms: sinus bradycardia.
Sites of cholinergic antagonist actions. Muscarinic antagonists block cholinergic receptors in the ... Sites of cholinergic antagonist actions. Muscarinic antagonists block cholinergic receptors in the ...
First-degree burn. First-degree burn.
Structure of cytochrome c oxidase (complex IV) Structure of cytochrome c oxidase (complex IV)
Reconstruction Drawing of Djoser's Funerary Complex, Saqqara Reconstruction Drawing of Djoser's Funerary Complex, Saqqara
Video: Hormones and the menstrual cycle Animation

For a complete list of videos, visit our video library