MAC Values & Expected Responses Flashcards
1
Q
1.0 mac →
A
prevents skeletal muscle movement in 50% of pts
2
Q
1.3 MAC →
A
Prevents skeletal muscle movement in 99% of pts
3
Q
0.3 - 0.5 MAC →
A
Eye opening
MACawake
4
Q
1.7 - 2.0 MAC →
A
Blunts autonomic reflexes
* prevents HR/BP or SNS response from stimulation
* don’t want this MACbar
5
Q
0.1 MAC →
A
- 50-70% decrease in hypoxic response
6
Q
0.25 MAC →
A
- ischemic preconditioning
7
Q
0.6 MAC
A
- increased CBF
8
Q
0.8 MAC →
A
- increased ICP
9
Q
0.5-1.0 MAC →
A
- decreased uterine smooth muscle tone
10
Q
At what MAC is Sevo autoregulation maintained until?
A
2.0 MAC
11
Q
At what MAC do all VA cause a depression in hypoxic response?
A
1.1 MAC
12
Q
At what MAC is autoregulation lost with Des & Iso?
A
0.5-1.5 MAC
13
Q
At what MAC do evoked potentials decrease in amplitude & increase in latency?
A
0.5 - 1.5 MAC
14
Q
At what MAC does burst suppression happen?
A
1.5 MAC
15
Q
At what MAC does Sevo cause reflex tachy?
A
1.5 MAC
