Title Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display. Chapter 20 APR Enhanced Lecture Slides Please note that due to differing…

Chapter 20 20-6 External Anatomy Four chambers 2 atria 2 ventricles Major veins Superior vena cava Pulmonary veins Major arteries Aorta Pulmonary trunk 20-7 Heart Valves…

Physiology Physiology Behrouz Mahmoudi The Circulatory System 1 www.soran.edu.iq The Closed Circulatory System Humans have a closed circulatory system, typical of all vertebrates,…

Cardiovascular System The Heart Both Sides (now) Functions of the Heart Generating blood pressure Routing blood Heart separates pulmonary and systemic circulations Ensuring…

20-* The Cardiovascular System The Heart 20-* Functions of the Heart Generating blood pressure Routing blood Heart separates pulmonary and systemic circulations Ensuring…

Smooth Muscle Characteristics Not striated Dense bodies instead of Z disks as in skeletal muscle Have noncontractile intermediate filaments Ca2+ required to initiate contractions…

Chapter 20 Cardiovascular System The Heart The Heart The Heart is two pumps. Pulmonary circulation Carries blood to lungs Returns to the left side of heart Systemic circulation…

Trace the pathway of blood (    )through the body using the following terms: Aorta Right atrium Left atrium Right ventricle Left ventricle Lungs Vena Cava Venules…

Chapter 20 Cardiovascular System The Heart The Heart The Heart is two pumps. Pulmonary circulation Carries blood to lungs Returns to the left side of heart Systemic circulation…