histo4_questions

Question 1

EPIcardium is composed of ____ and ______

Answer 1

mesothelium and the subepicardial layer of loose connective tissue

Question 2

____ is the visceral layer of the pericardium

Answer 2

EPIcardium

Question 3

the subepicardial layer of loose CT of the EPICARDIUM contains___ ____ and ___

Answer 3

nerves, adipose tissue, and the coronary blood vessels.

Question 4

____ is homologous to the adventitia

Answer 4

Epicardium

Question 5

___ is homologous to the intima

Answer 5

Endocardium

Question 6

the ____ lines the atria and ventricles.

Answer 6

ENDOcardium

Question 7

the _____ contains ENDOTHELIUM and a subendothelial layer of connective tissue.

Answer 7

endocardium (not mesothelium like epicardium)

Question 8

The elastic\nlaminae of the AORTA help to smooth out ____ with distance from the\nheart.

Answer 8

pressure differences

Question 9

The tunica media and adventitia are about the same thicknes with ____ artery

Answer 9

mixed

Question 10

the _____ artery media\nhas FEWER elastic lamellae and there is a more obvious INTERAL ELASTIC MEMBRANE

Answer 10

mixed

Question 11

scattered ____ in the subendothelial layer of elastic artery

Answer 11

smooth muscles

Question 12

the endothelial cells of ELASTIC ARTERIES contain ____ bodies that are membrane-bound inclusions that have a dense matrix containing von Willebrand factor.

Answer 12

Weibel-Palade

Question 13

the intima or media is thicker with elastic arteries?

Answer 13

media

Question 14

The fenestrated lamellae of ELASTIC ARTERY in the tunica media function for the ____ of the walls

Answer 14

Distension (nutrient passage?)

Question 15

the _____ gets progressively thinner and disappears in smaller diameter specimens

Answer 15

external elastic lamina

Question 16

foam cells indicate (fat-laden immune cells) ____ or ____

Answer 16

plaque-build up, or atherosclerosisz

Question 17

_____ consists of endothelium, basal lamiina, and subendothelial layer of loose connective tissue that can contain an “occasional smooth muscle cell

Answer 17

tunica intima

Question 18

TUNICA MEDIA compposed of smooth muscle and variable amounts of elastif fibers and lemellae, ____, and ____

Answer 18

reticular fibers and proteoglycans

Question 19

tunica AVENTICA is outermost layer composed of____ and longituidinally oriented _____.

Answer 19

fibroblasts and type I collagen and elastic fibers

Question 20

veins or arteries have a more extensive vasa vasorum because of the low nutrient and oxygen content?

Answer 20

veins

Question 21

internal elastic lamina borders the _____

Answer 21

media

Question 22

Media is relatively thick and is composed of many concentric layers of\nsmooth muscle cells bounded in larger muscular arteries by an____

Answer 22

external elastic lamina

Question 23

Larger blood vessels have a vasa vasorum in the ____

Answer 23

adventitia

Question 24

____ arteries are found coronary, renal, mesenteric,\nbrachial femoral and others.

Answer 24

muscular

Question 25

The ____ arteries distribute blood to tissues and organs regulated by\nautonomic nervous system control of the media.

Answer 25

muscular

Question 26

____ is the\nprecapillary sphincter that regulates blood flow into capillaries.

Answer 26

metarteriole

Question 27

ARTERIOLES function to maintain normal blood pressure in the ___ system

Answer 27

arterial

Question 28

ARTERIOLES reduce the ___ of the blood entering the capillaries.

Answer 28

pressure

Question 29

Which of the following structure is liekly to contian most vasa vasorum?\n\nlarge vein\nblood capillary\naorta\nm. venule\nm. artery

Answer 29

large vein

Question 30

which of the following ocmponents of a msucualr artery changes the least with age?\n\ntunica media\ntunica intima\ninternal elastic lamina\nexternal elastic lamina\ntunica aventitia

Answer 30

tunica aventitia

Question 31

What is the function of elastic rebound of conducting arteries? helps maintain ____ blood pressure

Answer 31

arterial

Question 32

Which is most liekly to contian longitudianl smooth muscle in its tunica adventitia?\n\nblood capillary\nmuscular artery\nlarge vein\naorta\nmuscular venule

Answer 32

large vein

Question 33

Which blood vessel type shows the most pathophysioloical changes with aging? ___ artery

Answer 33

elastic

Question 34

Which blood vessel type has greatest cross sectional area in the human body

Answer 34

capillary