PCCN Flashcards
S1
Closure of the mitral and tricuspid valves
Systole
S2
Closure of pulmonic and aortic valve
Diastole
Normal serum osmo
275-295
If your osmo is high your likely dry
If your osmo is low your dilute
Isotonic
Stays in vasculature
Hypertonic
Goes out to cell
Cellular hydration
Hypertonic
Pulls fluid from cells to vasculature
Types of isotonic fluid
NS
LR
Plasmalyte
Which valves are AV?
Mitral and tricuspid
Which valves are semi lunar?
Aortic and pulmonic
Are AV valves open or close during diastole?
Open
Are AV valves opened or closed during systole?
Closed
Are semi lunar valves open or close during systole?
Open 
Are semi lunar valves open or closed during diastole?
Closed
RCA includes which wall?
Inferior wall
Which artery is called the Widowmaker?
The left main artery
LAD occludes which walls?
Anterior and septal walls
Circumflex occlusion affects which wall?
Lateral wall
Which artery perfuses posterior wall
90% RCA, 10% circumflex
When are coronaries perfused? during systole or diastole?
Diastole
How does tachycardia affect cardiac output and stroke volume?
It decreases diastolic filling time
