BASIC CHAIRSIDE Word Scramble

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Question	Answer
The working end may be	point,blade,or nib
blade may be	flat or curved and rounded or cutting edge
the cutting edge	is formed by a bevel on the working end of the instrument.
the part of the dental hand instrument.	handle,shank,working end
which part of the instrument actually performs the specific function of the instrument	working end
formula was developed to standardize the exact size and angulation of an instrument	black's
following are cutting instruments	chisel,excavator,angle former
following are noncutting instruments	carver,carrier,file
black's three number formula	-the first number is the width of the blade,-the second number is the measurement of length of blade,-third number provides measurement of angle of the blade to the long axis of the handle
hand cutting instruments	are used to assist in the design of the cavity preparation
chisels	are used to shape and plane enemal and dentin walls of the cavity preparation
hatchet	are paired left and rigth and used in a downward motion to refine the cavity walls
Hoe	is used in the a pulling motion and shape the floor of the cavity preparation
gingival margin trimmer	is similar to the HATCHET in regard to the position of the position ofthe blade to the handle,is used to bevel the gingival margin wall of the cavity preparation
angle former	is used in downward pushing motion to form and define point angles and to shapen line.
excavator	is used to remove carious material,has a cutting edge that is rounded all the way
basic	examination setup instruments are common to all tray setups
basic examination setup instrument	mouth mirror,explorer,cotton plier
type of mouth mirror	are the plane surface,front surface and concave surface
what the operator use to view area of the mouth not visible with direct vision	indirect vision
the mirror is used to direct the light to reflect and detect fractures in tooth	transillumination
which instrument working end is thin,sharp pint of flexible steel	exporer
cotton plier	are used to transport and manipulate various material,they are also available locking and nonlocking handles
the probe	workin end consists of rounded or blunted blade that is marked in millimiters
amalgam carrier	designed to carry and dispense amalgam into cavity preparation
condensers	are used to remove excess restorative material and to carve tooth anatomy in the restoration
knives are used to trim excess filling material is	finishing
spatulas are used to mix composite resin material is?	plastic
characteristic of crowns and collar scissors are	trim matrix,cut retraction cord,trim amalgam
the neck of the bur is	inserted into the handpiece
the head of the bur is	the working end of the bur
cutting burs have	6 cutting blades or surfaces
there are	9 basic cutting bur shapes
Diamond burs or stones	are used for rapid reducing tooth structure during cavity preparation ,polishing and finishing composite restorations and occlusial
abrasives	are nonbladed instruments used finish and polish restoration
following instruments have abrasive material that may be made of garnet,diamond and quartz	discs
diamond discs	are used for rapid cutting and have diamond particles bonded to both sides of steel discs.
working end of the handpiece is	where burs,stones,and attachments are held
following will reducefrictional heat from the use of the high speed	-air,water,air-water spray
the chuck	holds the shank portion of the bur in place
what will activate and control the speed of the handpiece	rheostat
the low-speed handpiece is often called	straight handpiece
at the dental unit,the low -speed handpiece will not	polish appliances
which of the following cannot be sterilized	sandpaper discs
high-speed handpieces operate at	400,000 rpm
preset tray	provides an efficient means of transportating instruments
the wedelstaedt chisel	is used for class III or IV cavity preparation
dental handpiece is used for	removing dental decay,polishing teeth,polishing and finishing restoration except probing

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