CSCE Dental Hygiene Board Review Correct 100%(GRADED A+)

Foreshortening - ANSWERToo MUCH vertical angulation; decrease angulation Elongation - ANSWERToo LITTLE vertical angulation; increase angulation Herringbone, "waffle pattern" - ANSWERBackward placement of film; place the film with the smooth, white side next to the tooth and the bumpy side away (there is a lead foil on the backside of the film packet to prevent backscatter) Cracked emulsion - ANSWERSudden temp. changes between developer and fixer Darker areas - ANSWERDeveloping solution touches film before processing procedure Light areas - ANSWERFixer solution touches film before processing procedure Yellow/brown stains on film - ANSWERExhausted solutions or insufficient washing Straight white border on film - ANSWERDeveloper CUTOFF caused by incomplete immersion of film into developer Straight black border on film - ANSWERFixer cutoff caused by incomplete immersion of film into fixer Outline border of another film - ANSWERFilms stuck together in solutions White spots on film - ANSWERAir bubbles trapped during processing Thin, black, branchlike lines on film - ANSWERStatic lines caused by low humidity and opening film packet too quickly Fogged films - ANSWERImproper safelight, light leaking into darkroom, outdated film "V" or shark's fin on PANO - ANSWERLead collar above line; lower collar position Exaggerated smile in PANO - ANSWERChin tipped too far down; reposition the chin Flat smile in PANO - ANSWERChin tipped too far up; resposition chin Mandibular incisors roots are blurred in PANO - ANSWERChin tipped too far down; reposition the chin Maxillary incisor roots are blurred in PANO - ANSWERChin tipped too far up; reposition chin One side shows larger teeth/condyle in PANO - ANSWERPatient head is twisted; reposition the head, midsagittal plane perpendicular to the floor (the larger side is the distant side) White straight opacity in middle of PANO (Washington monument) - ANSWERSlumping causing ghost image of the spine; move patient feet forward, straighten the spine and lean backward