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;
8 Cards in this Set
- Front
- Back
|
Left coronary ateries
|
(LCA)
supplies blood to interventricular septum, anterior walls of venricles, left atrium, and posterior walls of left ventricle. |
|
|
Right Coronary Arteries
|
(RCA)
Supplies lateral R atrium and ventricles and posterior walls or ventricles |
|
|
Angina Pectoris
|
partial obstruction of coronary blood
|
|
|
Myocardial Infarction
|
Complete obstruction causes death of cardaic cells in affected area.
|
|
|
Veinus Drainage from heart
|
20% drains directly into right atrium and ventricle via THESBIANN VEINS
80% returns to atrium via cardiac veins, coronary sinus |
|
|
coronary sinu
|
collects blood and empties into right atrium
|
|
|
Heart Beat Properties
|
myogenic-heartbeat originates within heart muscle
autorythmic- regular, spontanious depolarization (^ heart gets its rythm from muscle cell) |
|
|
Cardiac COnduction System
|
generates rythm and spread electrical signal across the heart in a consisely timed manner
|
