Tunica _____________ • Tunica ____________ Artery Vein Capillary Figure 19.1b Generalized structure of arteries, veins, and capillaries. ID Structures & Functions

Venous system Arterial system Heart Lymphatic system Figure 19.2 The relationship of blood vessels to each other and to lymphatic vessels. ID structures & their functions Venous system Arterial system Heart Lymphatic system © 2013 Pearson Education, Inc.

Table 19.1 Summary of Blood Vessel Anatomy *****NO L ABELING REQUIRED!

Figure 19.3 Capillary structure.

Figure 19.4 Anatomy of a capillary bed.

Vein Artery Nerve Illustration A Illustration B Answer the following: ID the tunic layers in illustration A. What occurs in the capillary bed? What is the significance in the capillary bed arrangement? Vein Vein Artery Vein Illustration C: Capillary in Skeletal Muscle RBCs Artery

Figure 19.5 Relative proportion of blood volume throughout the cardiovascular system.