[[Image:Aspinall Slide9.JPG|thumb|center|600px|<small>Image from [http://www.elsevierhealth.co.uk/veterinary-nursing/spe-60136/ Aspinall, The Complete Textbook of Veterinary Nursing], Elsevier Health Sciences, ''All rights reserved''</small>]]
[[Category:Cardiovascular System - Anatomy & Physiology]]
[[Category:Cardiovascular System - Anatomy & Physiology]]