Characteristics of Vascular Systems (With Diagram) | Human | Biology

Histological characteristics of the different vascular systems are described below: 1. Arteries 2. Arterioles 3. Capillaries 4. Veins 5. Blood Vessels of Blood Vessels. 1. Arteries: In the arteries, all the layers (Fig. 7.14) are present. The two outer layers are very thick, because it has to withstand considerable blood pressure. The tunica media consists chiefly of circularly arranged smooth [...]