BIO 132 – Anatomy and Physiology II

LECTURE 14: ANATOMY OF BLOOD VESSELS

Study Outline

Answers

14.1. General Structure of Blood Vessels:

a. arteries; capillaries; veins

b. tunica intima; tunica media; tunica adventitia

c. tunica intima; endothelial; basement membrane; valves

d. tunica media; internal elastic lamina

e. tunica adventitia; connective tissue; external elastic lamina

14.2. Types of Blood Vessels:

a. Arteries; smooth muscle in the tunica media

b. vasoconstriction; vasodilation

c. elastic arteries; elastic fibers; recoil

d. muscular arteries; tunica media

e. arterioles; capillary beds

f. endothelial cells; basement membrane

g. tunica adventitia

h. longitudinal smooth muscle

i. varicose veins

14.3. Microcirculation:

a. epithelia; lens and cornea of the eye; cartilage

b. metabolic need

c. precapillary sphincters; metarteriole; thoroughfare channels; capillaries

d. continuous; fenestrated; discontinuous; discontinuous; continuous

e. glycocalyx

f. pinocytotic vesicles

g. postcapillary venules; pericytes; contraction; tissue repair

14.4. Arrangement of the Circulation:

a. increases; increases in the total number of vessels

b. veins; capacitance vessels

c. venoconstriction; veins; arteries

d. capillary beds; series; kidney; liver