Blood vessels

Question 1

What are layers of artery? (internal to external)

Answer 1

Tunica intima
Tunica media
Tunica adventitia

Question 2

Answer 2

Question 3

What are 3 layers tunica intima?

Answer 3

Endothelium (flat layer)
Basement membran
Connective tissue

Question 4

Composition tunica media?

Answer 4

Smooth muscle
Collagen
Elastin

Question 5

Composition tunica adventitia?

Answer 5

Outermost
Supporting tissue- collagen
Blood supply
Nerve innervation
Continuous surrounding tissue

Question 6

Answer 6

Question 7

State layers in blood vessels? int to ext

Answer 7

1) Tunica intima
2) Internal elastic lamina
3) Tunica media
4) External elastic lamina
5) Tunica adventitia

Question 8

What layers present in arteries?

Answer 8

Everything
1) Tunica intima
2) Internal elastic lamina
3) Tunica media
4) External elastic lamina
5) Tunica adventitia

Question 9

What layers present in arterioles?

Answer 9

1) Tunica intima (THIN)
2) Internal elastic lamina
3) Tunica media
External elastic lamina-NO
5) Tunica adventitia

No external elastic lamina

Question 10

What layers present vein?

Answer 10

1) Tunica intima (THIN)
Internal elastic lamina (NO)
2) Tunica media (THIN)
External elastic lamina (NO)
3) Tunica adventitia- most prominent

Vein- thinner wall compared lumen

Question 11

Does lymph contain valves?

Answer 11

Yes

Question 12

What layers present in capillaries?

Answer 12

1) Tunica intima - just endothelium and bm

Continuous and fenestrated

Question 13

What layers present in venule?

Answer 13

1) Tunica intima
2) Tunica adventitia

Question 14

Answer 14

Question 15

Compare arteries, veins, capillaries:
Function
Pressure
Lumen Diameter
Wall thickness
Wall layers
Muscle and elastic fibres
Valves

Answer 15