« previous next »

Author Question: Ventricular depolarization is represented by the QRS complex U wave P wave PR interval ST ... (Read 83 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?

Green tea is able to stop the scent of garlic or onion from causing bad breath.

Did you know?

Street names for barbiturates include reds, red devils, yellow jackets, blue heavens, Christmas trees, and rainbows. They are commonly referred to as downers.

Did you know?

The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.

Did you know?

Medications that are definitely not safe to take when breastfeeding include radioactive drugs, antimetabolites, some cancer (chemotherapy) agents, bromocriptine, ergotamine, methotrexate, and cyclosporine.

Did you know?

Alzheimer's disease affects only about 10% of people older than 65 years of age. Most forms of decreased mental function and dementia are caused by disuse (letting the mind get lazy).

Body plan of an echinoderm, as represented by a sea star. Body plan of an echinoderm, as represented by a sea star.
Wave Rock Formation Wave Rock Formation
ECG Complex ECG Complex
Depolarization of a neuron Depolarization of a neuron
A wave whose wavelength is 0.500 m is traveling down a 500-m long wire whose total mass is 25 ... A wave whose wavelength is 0.500 m is traveling down a 500-m long wire whose total mass is 25 ...
Cross-regulatory interactions between bithorax complex genes Cross-regulatory interactions between bithorax complex genes
Video: Multiple Sclerosis Animation

For a complete list of videos, visit our video library