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;
15 Cards in this Set
- Front
- Back
|
What does isoflurane blood/gas partition coefficient means?
|
At equilibrium the iso concentration in blood is 1.4 times that amount in the alveolar.
|
|
|
Factors affecting Anesthetic gas uptake?
|
VA solubility, CO, alveolar to venous partial pressure difference
|
|
|
MAC-awake?
|
the MAC of VA that the pt will open his eyes to command
|
|
|
MAC?
|
Mininum alveolar concentration of VA in vol percent necessary to prevent purposeful movements in 50% of patients to surgical incision.
|
|
|
Is MAC afftected by elevations?
|
no
|
|
|
What correlates most closely with MAC?
|
oil:gas partition coefficient
|
|
|
What is the MAC require to prevent 95% of patients to surgical incision?
|
1.3 MAC
|
|
|
Factors increasing MAC?
|
Hypernatremia/Hyperthermia
Acute cocaine/amphetamine ingestion Infants Chronic ETOH |
|
|
Factors decreasing MAC?
|
Hypothermia
Elderly Pregnancy Acute ETOH Lithium Neonates |
|
|
What correlates most closely with MAC?
|
oil:gas partition coefficient
|
|
|
What is the MAC require to prevent 95% of patients to surgical incision?
|
1.3 MAC
|
|
|
Factors increasing MAC?
|
Hypernatremia/Hyperthermia
Acute cocaine/amphetamine ingestion Infants Chronic ETOH |
|
|
Factors decreasing MAC?
|
Hypothermia
Elderly Pregnancy Acute ETOH Lithium Neonates |
|
|
What is the MAC at weeks preganancy?
|
Decrease by 1/3
|
|
|
How doese MAC affected by thryoid?
|
MAC is unaffected by either hypo/hyper thyroid
|
