Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
7 Cards in this Set
- Front
- Back
|
arteries have branches
veins have... |
tributaries
|
|
|
Tunics (3)
|
Externa (adventitia): CT (collagen > elastin)
Media: smooth m. Intima (interna): endothelial lining; surrounded by CT |
|
|
Histo difference btw arteries and veins (3)
|
size of lump (larger in vein), veins may have valves (especially in LE where need to pump blood back to heart), and in vein externa > media and in artery media > externa
|
|
|
Venae comitantes = accompanying veins Fxns and Exs
|
veins (usually paired) accompany a named artery
Fxns: heat exchange, arterial pulsations aid in venous return Ex: brachial, internal thoracic |
|
|
Things that can go wrong (3)
|
1. stenosis
2. aneurysm 3. dissection |
|
|
True aneurysm
|
dilation of vessel wall (all layers).
1. saccular: bulges in 1 direction 2. fusiform: extends on all sides of vessel |
|
|
pseudoaneurysm
|
hole in artery wall, bulge contained by surrounding tissues
|
