Venous System Flashcards Preview

MORT 100 > Venous System > Flashcards

Flashcards in Venous System Deck (13):
1

Venules

Microscopic version of veins that connects the capillaries to the veins
Possesses layers similar to veins, but thinner

2

Veins

Always carry blood towards the heart
Bluish in color, having thin walls compared to healthy arteries

3

Layers of the vein

Túnica íntima -inner layer
Tunica media -muscle layer
Tunica externa-outer layer

4

Venae comitantes

Only in certain areas of the body
Will appear as 2 small veins
Find on either side of an artery

Example: distal end of the extremities

5

Veins of head and neck

Dural sinuses
Venous channels between layers of dura matter in the brain
Internal and external jugular veins

6

Veins of upper extremitys

Superficial
Deep
Brachocphalic veins
Superior vena cava

7

Superficial

Cephalic veins, median cubical veins and Basilic veins

8

Deep

Brachial veins

9

Brachiocephalic veins

Formed by the union of the subclavian and internal jugular vein

10

Superior vena cava

Blood is returned here from the thoracic wall, head, arms, by the right and left brachiocephalic veins and the azygos system

11

Azygos Veins

Lower 8 intercostal veins
Veins from the right lung

12

Accessory hemiazygos vein

Left hemithorax
Left intercostal veins

13

Hemiazygos vein

Left lower intercostal veins
Left lumbar area