chapter 29

Question 1

vascular system

Answer 1

closed transport system of the blood

Question 2

heart pumps blood into

Answer 2

arteries which leave the heart

Question 3

arterioles feed the

Answer 3

capillary bed in tissue

Question 4

arteries

Answer 4

carry blood away from heart

Question 5

elastic arteries

Answer 5

largest in the body
can stretch without injury to accommodate the surge of blood when the heart contracts

Question 6

muscular arteries

Answer 6

carry blood away from the heart to specific organs and tissues

Question 7

arterioles

Answer 7

regulating blood flow throughout body

Question 8

metartiole

Answer 8

connects arterioles and capillaries

Question 9

capillaries

Answer 9

one cell thick cell wall easy exchange between blood and tissue cells

Question 10

microcirculation

Answer 10

the flow of blood from arteriole to venule

Question 11

true capillaries

Answer 11

receive blood flowing out of metartioles
acts as a valve to regulate blood flow

Question 12

veins

Answer 12

vessel that carries blood to the heart

Question 13

walls of blood vessels have 3 coats

Answer 13

tunica intima
tucina media
tunica externa

Question 14

tunica intima

Answer 14

slick surface to decrease friction of blood flow

Question 15

tunica media

Answer 15

bulky middle coat (thickest)
controls blood pressure

Question 16

tunica externa

Answer 16

supports and protects the vessel

Question 17

systematic circulation

Answer 17

blood flows from the left ventricle of the heart through the blood vessels to all parts of the body and back to the right atrium

Question 18

pulmonary circulation

Answer 18

venous blood moves from the right atrium to the right ventricle to the pulmonary artery to the lung arterioles and capillaries, where gases are exchanged; oxygenated blood returns to the left atrium by way of the pulmonary veins; from the left atrium, blood enters the left ventricle

Question 19

ascending aorta

Answer 19

arises from left ventricle, arches to the left as the Aortic arch

Question 20

Right and left coronary arteries

Answer 20

serves the heart

Question 21

intercostal arteries

Answer 21

supply muscles of the thorax

Question 22

bronchial arteries

Answer 22

supply the lungs

Question 23

esophageal arteries

Answer 23

supply the esophagus

Question 24

phrenic arteries

Answer 24

supply the diaphragm

Question 25

L gastric artery

Answer 25

supplies the stomach

Question 26

splenic artery

Answer 26

supplies the spleen

Question 27

common hepatic artery

Answer 27

supplies the liver

Question 28

renal arteries

Answer 28

supply the kidney

Question 29

gonadal arteries

Answer 29

supply the gonads

Question 30

lumbar arteries

Answer 30

supply muscles of abdomen

Question 31

inferior mesenteric artery

Answer 31

small artery supplying second half of large intestine

Question 32

common iliac arteries

Answer 32

final branches of abdominal aorta

Question 33

veins draining the head and arms empty into the

Answer 33

superior vena cava

Question 34

veins draining the lower body empty into the

Answer 34

inferior vena cava

Question 35

cephalic and basilic veins join at elbow by

Answer 35

median cubital vein (blood draw)

Question 36

facial vein

Answer 36

drains skin and muskies of face

Question 37

internal jugular vein

Answer 37

drains dural sinuses of brain

Question 38

brachiocephalic veins

Answer 38

large, drains from the jugular veins, join to form the superior vena cava and enter the heart

Question 39

great saphenous veins

Answer 39

longest vein in body,receive superficial drainage of the leg

Question 40

hepatic portal vein

Answer 40

drains the digestive tract organs and carries blood through liver

Question 41

cerebral arterial circle or circle of willis

Answer 41

surrounds base of brain provides more than one route for blood to reach brain tissue

Question 42

hepatic portal circulation

Answer 42

drains the digestive organs, spleen, and pancreas and delivers blood to liver through the hepatic portal vein