Exercise 21

Question 1

Most internal tunic

Answer 1

Tunica Intima

Question 2

Bulky middle tunic; contains smooth muscle and elastin

Answer 2

Tunica Media

Question 3

this smooth surface decreases friction

Answer 3

Tunica Intima

Question 4

tunic of capillaries

Answer 4

Tunica Intima

Question 5

Tunic of arteries and veins

Answer 5

Tunica intima, tunica media, tunica externa

Question 6

tunic that is especially thick in arteries

Answer 6

tunica media

Question 7

most superficial tunic

Answer 7

tunica externa

Question 8

which of these vessels may have valves

Answer 8

veins

Question 9

which of these vessels depend on its elasticity to propel blood along

Answer 9

arteries

Question 10

which depends on the skeletal muscle pump and changes during breathing

Answer 10

veins

Question 11

the arterial system has one of these; the venous system has two

Answer 11

Brachiocephalic

Question 12

These arteries supply the myocardium

Answer 12

coronary

Question 13

serves the posterior thigh

Answer 13

deep femoral

Question 14

formed by the union of the radial and ulnar veins

Answer 14

Brachial

Question 15

artery serving the kidney

Answer 15

renal

Question 16

artery that supplies the distal half of the large intestine

Answer 16

inferior mesentric

Question 17

drains the pelvis organs and lower limbs

Answer 17

common iliac

Question 18

major artery serving the arm

Answer 18

brachial

Question 19

supplies most of the small intestine

Answer 19

superior mesentric

Question 20

an arterial trunk that has three major branches which run to liver, spleen, and stomach

Answer 20

celiac trunk

Question 21

artery generally used to take pulse at the wrist

Answer 21

Radial