« previous next »

Author Question: Ventricular depolarization is represented by the QRS complex U wave P wave PR interval ST ... (Read 103 times)

CharlieWard

  • Hero Member
  • *****
  • Posts: 578
on: Jun 25, 2018
Ventricular depolarization is represented by the
 
 QRS complex
  U wave
  P wave
  PR interval
  ST segment

Question 2

The ____ is the preferred site for injections in most infants and children.
 A) deltoid
  B) vastus lateralis
  C) ventrogluteal
  D) dorsogluteal


sarajane1989

  • Sr. Member
  • ****
  • Posts: 296
Reply #1 on: Jun 25, 2018
Answer to Question 1

QRS complex

Rationale: The QRS complex represents ventricular contraction; the P wave always represents the beginning of the cardiac cycle when the atria contract. The PR interval and ST segments are measurements.

Answer to Question 2

B


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

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?

Thyroid conditions cause a higher risk of fibromyalgia and chronic fatigue syndrome.

Did you know?

To prove that stomach ulcers were caused by bacteria and not by stress, a researcher consumed an entire laboratory beaker full of bacterial culture. After this, he did indeed develop stomach ulcers, and won the Nobel Prize for his discovery.

Did you know?

More than nineteen million Americans carry the factor V gene that causes blood clots, pulmonary embolism, and heart disease.

Did you know?

Signs and symptoms of a drug overdose include losing consciousness, fever or sweating, breathing problems, abnormal pulse, and changes in skin color.

Wave Rock Formation Wave Rock Formation
Creating Complex Molecules Creating Complex Molecules
A Wave Machine Generating Electricity off the Coast of Portugal A Wave Machine Generating Electricity off the Coast of Portugal
ECG Wave Patterns ECG Wave Patterns
Potatoes are a good source of complex carbohydrates Potatoes are a good source of complex carbohydrates
Preload is related to the amount of blood and stretching of the ventricular myocardial fibers Preload is related to the amount of blood and stretching of the ventricular myocardial fibers
Video: Hemodynamics Animation

For a complete list of videos, visit our video library