Web Analytics Made Easy - StatCounter
Search results

Illustration: Heart - Conduction System

ID 56002086 © Medicalartinc | Megapixl.com

1. The cardiac cycle begins at the SA (sinoatrial) node located in the sulcus terminalis between the superior vena cava and the right atrium. 2. From this pacemaker, a wave of negativity (excitation) spreads over both atria and initiates atrial contraction, thereby increasing atrial blood pressure. 3. When atrial pressure exceeds ventricular pressure, both atrioventricular (AV) valves open and bl

CATEGORIES

Not to be used in commercial
designs and/or advertisements.
Click here for terms and conditions.
Heart - Conduction System

Royalty-Free

extended licenses

I-EL W-EL P-EL U-EL
Your image is downloading.

Sharing is not just caring, it's also about giving credit - add this image to your page and give credit to the talented photographer who captured it.:

More images on Dreamstime

More images by the same author