ANAT 216 Lecture Notes - Lecture 8: Posterior Interventricular Sulcus, Hepatic Portal System, Interventricular Septum
2 Oct 2017
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Document Summary
Cardiovascular system: heart 1 (reading material: chapter 21: pages 547-550; 552-561) Move blood throughout the body by forcing blood through the vessels. 2 side by side pumps serving a different circulatory route of blood. Types of circulation: systemic circulation pulmonary circulation hepatic portal circulation. Gi tract organs are exceptions, eg. intestines, pancreas and spleen. Take blood from these organs to portal vein and to liver and through hepatic veins and to vena cava (back to systemic circulation. 12cm long 9cm wide (approx. size of fist) Not located in center of chest, slightly to the left sitting at an angle to the longitudinal axis of body and rotated slightly left. Therefore when looking straight on, we mainly see the right side of the heart. Bordered laterally by lungs, posteriorly by spine and anteriorly by sternum: mediastinum (cavity in chest btwn lungs, apex and base. Cavity that heart sits in lined with serous membrane called pericardium.
