The term cardiovascular refers to the heart (cardio) and the blood vessels (vascular). The cardiovascular system includes:
- Arteries
- Arterioles
- Capillaries
- Heart
- Venules

Review Date 2/2/2023
Updated by: Linda J. Vorvick, MD, Clinical Professor, Department of Family Medicine, UW Medicine, School of Medicine, University of Washington, Seattle, WA. Also reviewed by David C. Dugdale, MD, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.