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test on feb 1st
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the modem of a computer is the communication device that allows info to be sent over
telephone lines
what symbol is always in an email address
@
which device delivers electrical current to the surgical site
active electrode
electrons revolve around the neculus in packs called
shells
or
orbits
materials that inhibit the flow of electrons
insulators
how does high humidity effect the operating room environment
static charge leakage
current is measured in
amps
sientific law pertaining to electricity is
ohms law
the rate at which work is done
power
the srugical lamp is an ex of resistant energy what
load
electro surgery is the application of _____ current to coagulate or cut tissue
electrical
ultra sound immaging is a nonenvasive diagnostic tool that transforms what kind of waves into immages
sound
PET is a medical immaging technicue that reveals dynamic activites within the body such as
blood flow
mechanics is the study of what
motion
how fast something is moving without consideration for the direction is what
speed
involves the direction and speed
velocity
exceleration is defined as a change in what over time
velocity
projectial motion refers to the motion of an object launched into the air at what
an angle
classical mechanics are based on who's law of motion
newton's
newtons 3rd law that states for each action there is an equal and oppesite reaction
ex:
cannon's recoil
newton's 3rd law is known as the law of what
conservation
in physics work is defined as a force acting on an object causing what
displacement
the most common form of energy is
mechanical
objects that have mass & take up space are what
matter
all mater is made up of fundamental elements that can not be broken down by
chemicals
which charged or not charged item is contained within the neculus of an atom
protron and neutron
molicules are groups of atoms joined by what bonds
chemical
the 3 basic forms of matter solid, liquid and gas are called
states of matter
waves that are shorter than ultraviolet and about 1/1000th the wave length of visable light are called what
x-rays
sound waves are produced by ____ objects that set surrounding air molecules into motion
vibrating
many surgical robot arms have ____ geometry and versitility measured in degrees of freedom
articulated
what is the ability of humans and surgical robots to determine the direction in which sound is comming
bineural hearing
the extent that a robot joint or set of joints can move clockwise or counter clockwise is
degree of rotation
what is the techinal term for a robot arm
manipulator
telechir is the name given to what
remotely controlled robots
what are the advantages for remote maniuplation
small access portals
improves operative site visulization
eleminates hand tremmors
what is a rotating movement by the robotic manipulator
roll
the up and down movement is known as
pitch
the ____ cordinates operations of the computer
CPU
what is the same as 1,000KB
1MB
in the 1920's who developed the first spark gap tube generator
W.T. Bovie
what diagnostic study uses electromaginatic radition to view internal structures
x-ray
materials that allow the flow of free electrons are called
conductors
electrical potential is measured in what
volts
1 kilowatt = ____
1,000 watts
power, load and switch
load- device that uses electricity
power- measured in watts
switch- used to open or close circuit and
controlls flow of electricity
Not True-heat of light is the power answer!
hotwire
usually identified by
black, blue or red insulation
neutral wire is
white
components of DC circut
load
conductor
source of electricity
generatior of ESU activated by the
surgeon
the active electrode is also called
bovie pencil
when is the grounding pad used
when ESU is operated in monopolar mode
Bipolar cautery is used for
coagulating only
what is the study of objects in motion with much concern for the forces that produce the motion
kinematics
in an isolated system total momentum before any event is = to total momentum after the event is which Newton's law
Newton's law of conservation
molicules cary thermal energy in the form of
motion
sound traves thru what states of matter
all of them
most used laser in the OR
Co2 laser
what laser produces green wave length with afinity for red or darker tissues
potasium titanyl phosphate
what laser do you use on gastriontensial endoscopys
NDyag laser
Author
katen277
ID
63351
Card Set
test on feb 1st
Description
surg tech
Updated
2011-02-01T04:41:44Z
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