Biology

  1. Home
  2. Education
  3. Biology

See More About:

Cardiovascular System Quiz


Identify the heart structure indicated by the number 1.
Image credit: MedValet. Used with permission.

a) Pulmonary Artery
b) Pulmonary Vein
c) Coronary Artery 
d) Aorta            


Return to beginning


Need Help?
• Circulatory System
• Heart Anatomy
 


Subscribe to the Newsletter
Name
 Email

Explore Biology

About.com Special Features

How to Ace the GRE

Being well prepared is the first step; here are more essential suggestions. More >

The Business School Lowdown

Everything from choosing a school and applying, to employment after graduation. More >

Browse All About.com

Biology

  1. Home
  2. Education
  3. Biology

©2009 About.com, a part of The New York Times Company.

All rights reserved.