Home > Glossary > S

Glossary

A | B | C | D | E | F-G | H | I-L | M | N-O | P | R | S | T-U | V

Saphenous Vein
A vein located in the leg, that is commonly used as a conduit to perform coronary artery bypass grafts.

Sinus Node
Bundle of excitatory tissue found in the right atrium that functions as the pacemaker of the heart.

Stenosis
1. A blockage or narrowing in the lumen of a vessel, thereby compromising optimal flow of fluid or blood. 2. A narrowing or blockage of a coronary artery.

Sternal
1. Relating to the sternum or breastbone. 2. Region between two mammary regions.

Stroke
Brain injury caused by abrupt disruption of blood flow to the brain. Most frequently caused by arterial occlusion (due to thrombosis or embolism) or to intracranial hemorrhage (rupture of blood vessel or aneurysm).

Stroke volume
The amount of blood ejected by the ventricle during a ventricular contraction.

Subcutaneous
Beneath the skin.

Superficial
Toward or on the surface of the body.

Superior
Above another structure.

Supine
Lying on the back.

Systole
Referring to the period of time during contraction of the ventricle(s).

Systolic Pressure
The arterial blood pressure during the systolic phase of the cardiac cycle.

Back to Top

 

Cardiothoracic Associates
Queens Physicians Office Building 2 - 1329 Lusitana Street - Suite 109
Honolulu, HI 96813
Tel: 808-531-3311 Fax: 808-550-0279
www.heartsurgery-hawaii.com



The content on this website is intended to provide you with a better understanding of coronary artery disease, beating heart bypass surgery and endoscopic vessel harvesting. The procedures described in this website and related links may not be appropriate for all patients. The information on this website and maintain an open dialogue with you and your an informed discussion with a physician, and is not an endorsement or recommendation of any particular physician.


©2004 Cardiothoracic Associates  |   All Rights Reserved  |   hawaii@sachsconsulting.com | http://www.heartsurgery-usa.com