Brainscape's Knowledge GenomeTM

Browse over 1 million classes created by top students, professors, publishers, and experts.


See full index

CRRAB--Wk 2 > Artery Histo--Downing > Flashcards

Artery Histo--Downing Flashcards

1
Q

What are the 3 layers of blood vessels?

A

tunica intima

tunica media

tunica adventitia

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Sympathetic fibers that innervate blood vessels are myelinated/unmyelinated

A

unmyelinated

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

What type of tissue is found in the tunica media?

A

smooth muscle

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Elastic (conducting) arteries have abundent amounts of this tissue

A

elastin

appear yellowish

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Tunica intima

tissue type and orientation

A

enlongated endothelial cells

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Weibel-Palade bodies

A

in arterial endothelial cells

contain vWF and selectin-P

helps bind and aggregate platelets

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Tunica media is made up of

A

fenestrated lamellae of elastin

circularly arranged smooth muscle bundles alternate with elastin

elastin is dominant component

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Tunica adventitia

A

thin outermost layer

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

Vaso vasorum

A

blood vessels that supply blood vessels

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

Tunica intima in elastic arteries

A

thickest of all tunica intimas

more than one cell layer thick

other cell layers are connective tissue

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

Muscular (distributing) arteries

defining charactersitic

A

thick tunica media comprised primarily of smooth muscle

circumferentially arranged

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

Muscular arteries

internal elastic lamina

A

prominent

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

Tunica adventitia

CT is produced by

A

fibroblasts

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

External elastic layer

A

separates tunica media and tunica adventitia

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

external elastic layer

A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

Diameter of arterioles: lumen and wall relationship

A

diameter of lumen and thickness of wall roughly even

17
Q

How many layers of smooth muscle do arterioles have?

A

~3

18
Q

Metarterioles characteristics

A

smooth muscle cells are not continuous

pinch off flow

stop flow to capillaries

shunting to venules

19
Q

Carotid sinuses

type of receptors

A

baroreceptors

20
Q

Carotid sinuses

innervation

A

CN IX

21
Q

Carotid bodies

receptor types

A

chemoreceptors

22
Q

Carotid bodies

innervation

A

CN IX and X

CRRAB--Wk 2 (13 decks)

Brainscape helps you reach your goals faster, through stronger study habits.
© 2024 Bold Learning Solutions. Terms and Conditions