This preview has intentionally blurred sections. Sign up to view the full version.View Full Document
Unformatted text preview: Human Anatomy 113 (1) Using your specimen, trace the path that a red blood cell (erythrocyte) would take as it passes through the heart to re-enter the systemic circulation. (2) Carefully examine and compare the four chambers of the heart. In which chamber is the myocardium the thickest? Why is this chamber thicker than the others? (3) Locate the depression called the fossa ovale on the medial wall of the right atrium. During fetal development, this was an opening called the foramen ovale . Blood was able to flow through this foramen from the right atrium into which chamber of the heart? Why would you not want this to occur after birth? 1 Circulation Laboratory 1 Systemic Circulation Superior/Inferior vena cava or coronary sinus Right atrium Tricuspid valve Right ventricle Pulmonary trunk Pulmonary semilunar valve Pulmonary arteries Lungs Pulmonary veins Left atrium Bicuspid valve Left ventricle Base of the aorta Aortic semilunar valve Arch of the aorta Vessels leading to the rest of the body (4)...
View Full Document
This note was uploaded on 10/28/2009 for the course ANA 113 taught by Professor Tamburlin during the Spring '08 term at SUNY Buffalo.
- Spring '08