week 9 physics and chem Flashcards
what is the SI unit for pressure
Pascal (Mpayamaguru!)
pressure = __ / __
force / area
1 pascal = force of __ / 1 square __
1 newton / 1 sq. meter
doubling the diameter of the syringe __ the pressure by a factor of _
decreases
factor of 4
Air gravity results from __ pulling on the atmosphere, measured by a __
gravity
barometer
one barr of pressure is equal to __ kPa
100 kPa
1 atm = __ torr = __ mmHg = __ Pa
1 atm = 760 torr = 760 mmHg = 101,325 Pa
1 atm = __ bar
1.013 bar
one torr = __ mmHg
one torr = one mmHg
one mmHg = __ cm h2o
one mmHg = 1.36 cm h2o
does the bourdon gauge require a liquid such as mercury to operate?
no, it is “aneroid”
Van der Waals forces result when a molecule or a group of molecules become __
polarized into a magnetic dipole
Which are the strongest of the electrostatic bonds?
what characteristics are common with these types of bonds?
ion to ion
high melting and boiling points
Enflurane and isoflurane are examples of structural __
isomers
same chemical formula but different structure
Optical isomers are __ images
examples-
mirror
L-glucose and D-glucose
L-ketamine and D-ketamine
what is the name for two optical isomers mixed together in a solution?
racemic solution
An electrolyte is a substance that dissolves in water to make a solution that __ electricity
conducts
if your patient is at risk for MH, what must you do to the soda absorber?
put a new one in
What bad gas can desflurane break down to?
carbon monoxide
what are the five final products when co2 reacts with soda lime (sodasorb)?
calcium carbonate sodium hydroxide potassium hydroxide water heat
(calcium, sodium, potassium, water, heat)
What are the four final products when co2 reacts with Amsorb?
calcium hydroxide
calcium chloride
poly-vinyl-pyrrolidone
water
(calcium, calcium, vinyl, water)
What is the most abundant constituent of soda lime and Amsorb?
calcium hydroxide
62% in soda lime
80% in Amsorb
What is the name for the chemical reaction in the co2 absorber
neutralization, acid is neutralized by a base
co2 possesses a __ odor
pungent
which calcium preparation has the most ionized form?
chloride
gluconate
gluceptate
calcium chloride
halothane has the ___ atom
bromine
enflurane and isoflurane have the __ atom
chlorine
desflurane has the __ atom
fluorine
sevo is the one with the __ fluorines
7
what are the trade names for haloTHANE ENflurane isoflurane desflurane is SUPER expensive but sevoflurane is the ULTIMATE
fluoTHANE ENthrane forane breath suprane ultane
what is the name of the c-o-c bond?
ether bond
which one is NOT an ether?
halothane
it is a halogenated ALKANE derivative
which three are methyl ethyl ethers
enflurane, iso, des
what is sevo?
methyl ISOPROPYL ether
which contains bromine?
halothane
which two have ONLY fluorine as the halogen substitutions? therefore they are less soluble in blood
des and sevo
which agent is different from iso due to replacement of the chlorine with a fluorine?
des
