« previous next »

Author Question: Ventricular depolarization is represented by the QRS complex U wave P wave PR interval ST ... (Read 115 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?

Certain topical medications such as clotrimazole and betamethasone are not approved for use in children younger than 12 years of age. They must be used very cautiously, as directed by a doctor, to treat any child. Children have a much greater response to topical steroid medications.

Did you know?

The first successful kidney transplant was performed in 1954 and occurred in Boston. A kidney from an identical twin was transplanted into his dying brother's body and was not rejected because it did not appear foreign to his body.

Did you know?

Adult head lice are gray, about ? inch long, and often have a tiny dot on their backs. A female can lay between 50 and 150 eggs within the several weeks that she is alive. They feed on human blood.

Did you know?

Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.

Did you know?

There are 60,000 miles of blood vessels in every adult human.

Wave Travel Wave Travel
A Wave Machine Generating Electricity off the Coast of Portugal A Wave Machine Generating Electricity off the Coast of Portugal
In 1839 Mary Cragin, at the age of twenty-nine, became a convert to John Humphrey Noyes’s “communism In 1839 Mary Cragin, at the age of twenty-nine, became a convert to John Humphrey Noyes’s “communism
The human HLA complex and its different regions. The human HLA complex and its different regions.
Action of the Pyruvate Dehydrogenase Complex Action of the Pyruvate Dehydrogenase Complex
DNA bending in an open-promoter complex DNA bending in an open-promoter complex
Video: Allergic Rhinitis

For a complete list of videos, visit our video library