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Histology > histo4_questions > Flashcards

histo4_questions Flashcards

1
Q

EPIcardium is composed of ____ and ______

A

mesothelium and the subepicardial layer of loose connective tissue

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2
Q

____ is the visceral layer of the pericardium

A

EPIcardium

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3
Q

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

A

nerves, adipose tissue, and the coronary blood vessels.

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4
Q

____ is homologous to the adventitia

A

Epicardium

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5
Q

___ is homologous to the intima

A

Endocardium

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6
Q

the ____ lines the atria and ventricles.

A

ENDOcardium

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7
Q

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

A

endocardium (not mesothelium like epicardium)

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8
Q

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

A

pressure differences

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9
Q

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

A

mixed

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10
Q

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

A

mixed

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11
Q

scattered ____ in the subendothelial layer of elastic artery

A

smooth muscles

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12
Q

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

A

Weibel-Palade

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13
Q

the intima or media is thicker with elastic arteries?

A

media

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14
Q

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

A

Distension (nutrient passage?)

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15
Q

the _____ gets progressively thinner and disappears in smaller diameter specimens

A

external elastic lamina

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16
Q

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

A

plaque-build up, or atherosclerosisz

17
Q

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

A

tunica intima

18
Q

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

A

reticular fibers and proteoglycans

19
Q

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

A

fibroblasts and type I collagen and elastic fibers

20
Q

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

A

veins

21
Q

internal elastic lamina borders the _____

A

media

22
Q

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

A

external elastic lamina

23
Q

Larger blood vessels have a vasa vasorum in the ____

A

adventitia

24
Q

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

A

muscular

25
Q

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

A

muscular

26
Q

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

A

metarteriole

27
Q

ARTERIOLES function to maintain normal blood pressure in the ___ system

A

arterial

28
Q

ARTERIOLES reduce the ___ of the blood entering the capillaries.

A

pressure

29
Q

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

A

large vein

30
Q

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

A

tunica aventitia

31
Q

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

A

arterial

32
Q

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

A

large vein

33
Q

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

A

elastic

34
Q

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

A

capillary

Histology (10 decks)

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