UNIT 9
UNIT 9: CIRCULATORY SYSTEM
References:
Text chapters: Tortora 13, 14, 15
Laboratory chapter: 8
Objectives:
Upon completion of the assigned reading, laboratory exercise and study of lecture
material, the successful student should be able to:
1. Explain the functions of the circulatory system
2. Describe and diagram the layers, chambers, valves and great vessels of the heart
3. Describe the electrical conducting system of the heart
4. Identify the source of heart sounds
5. Discuss the sequence of electrical and mechanical events in the normal functioning
of the heart
6. Trace the route of coronary, systemic and pulmonary circulation
7. Describe the fetal heart and fetal circulation and how they differ from the adult
8. Explain the changes that occur in the transition from fetal to adult circulation and
anomalies that may occur
9. Compare the structure of arteries, arterioles, capillaries, venules and veins
10. Trace a drop of blood from any point in the systemic circuit through major vessels
and structures of the heart and return to the point of origin
11. Describe the effects of aging on the circulatory system
12. Describe the components of the lymphatic system and how it functions in the overall
mechanism of circulation
13. Describe the structure and role of lymph nodes, tonsils, spleen and the thymus
14. Compare the composition of blood, lymph and interstitial fluid
15. Trace the path of lymph flow
16. Describe the location of principal groups of lymph nodes
17. Discuss the role of the lymphatic system in the spread of cancer
18. Discuss the etiology, symptoms and treatment of septal defects, tetralogy of
Fallot, patent ductus arteriosus, atherosclerosis, thrombosis, aneurysm, hypertension,
ischemia, heart attack, AIDS, SCID, chronic fatigue and allergy
19. Define and use the correct terminology associated with the circulatory system