Maternal CNS Changes Flashcards
1
Q
MAC progressively decreases during pregnancy due to:
A
Hormonal (progesterone) changes
increased level of Beta-endorphin
2
Q
_______sensitivity to LA, therefore reduce dose up to ___%
A
Increase, 30%
3
Q
Obstruction of IVC by gravid uterus causes:
A
- Distension of epidural venous plexus
- Increase epidural blood volume
- decreased spinal CSF volume
-decreased potential volume of epidural space
(these will increase cephalad spread of LA during spinal and epidural anesthesia.)
-increased epidural pressure.