impressions
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| An impression is a ______ reproduction of teeth and surrounding oral tissues | show 🗑
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| The model created from an impression is a _______ reproduction of the structures | show 🗑
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| show | dentist
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| An impression tray should be sufficiently deep to allow ___ mm of material between the tray and the incisal/occlusal edges of the teeth | show 🗑
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| The irreversible hydrocolloid material used most widely for preliminary impressions is | show 🗑
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| show | 1 hour
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| if an alginate impression is stored in water or in a soaked paper towel, the alginate will absorb the additional water and expand. This property is called_______ | show 🗑
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| A ____ tray covers half of a dental arch | show 🗑
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| The length or depth of the alginate impression tray borders can be extended by adding ____ to the tray | show 🗑
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| show | a paper pad and spatula or an automix system
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| show | perforated
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| show | seaweed
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| show | baseplate wax
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| show | F
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| show | T
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| T/F : during the prep the dentist applies the light bodied material to the tooth, while the assistant would dispense heavy body in the tray | show 🗑
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| T/F Another term for polysulfide is rubber base | show 🗑
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| Y/N : is agar derived from seaweed | show 🗑
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| Y/N : does extrude mean to push or force out | show 🗑
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| show | Y
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| What does imbibition mean | show 🗑
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| name the 3 classifications of impressions | show 🗑
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| Name at lest two types of elastomreic materials | show 🗑
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| What is the purpose of a wax bite registration | show 🗑
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| show | negative
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| what is the water to powder ratio for taking a maxillary alginate impression | show 🗑
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| In what three ways are elastomeric materials supplied | show 🗑
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| how is light bodied impression material placed around the tooth | show 🗑
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| show | placing the string
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Created by:
cynthia.fryer
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