1. Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings The Cardiovascular System: Blood Vessels  Lab 5

2. Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Differences Between Arteries and Veins ArteriesVeins Delivery Blood pumped into single systemic artery – the aorta Blood returns via superior and inferior venae cavae and the coronary sinus Location Deep, and protected by tissue Both deep and superficial Pathways Fair, clear, and defined Convergent interconnections Supply/drainagePredictable supply Dural sinuses and hepatic portal circulation

3. Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings  The vascular system has two distinct circulations  Pulmonary circulation – short loop that runs from the heart to the lungs and back to the heart  Systemic circulation – routes blood through a long loop to all parts of the body and returns to the heart Circulatory Pathways

4. Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Figure 19.17a Pulmonary Circulation

5. Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Figure 19.17b Pulmonary Circulation

6. Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Figure 19.18 Systemic Circulation

7. Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Figure 19.19b Aorta and Major Arteries

8. Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Figure 19.20b Arteries of the Head and Neck

9. Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Figure 19.20d Arteries of the Brain

10. Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Figure 19.21b Arteries of the Upper Limbs and Thorax

11. Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Figure 19.22b Arteries of the Abdomen

12. Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Figure 19.22c Arteries of the Abdomen

13. Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Figure 19.22d Arteries of the Abdomen

14. Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Arteries of the Lower Limbs Figure 19.23b, c

15. Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Figure 19.24b Veins of Systemic Circulation

16. Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Figure 19.25b Veins of the Head and Neck

17. Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Figure 19.25c Veins of the Brain

18. Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Figure 19.26b Veins of the Upper Limbs and Thorax

19. Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Figure 19.27b Veins of the Abdomen

20. Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Figure 19.27c Veins of the Abdomen

21. Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Figure 19.28b, c Veins of the Pelvis and Lower Limbs

22. Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings  Three types include:  Hypovolemic shock – results from large-scale blood loss  Vascular shock – poor circulation resulting from extreme vasodilation  Cardiogenic shock – the heart cannot sustain adequate circulation Circulatory Shock ( Homeostatic Imbalance)