Radiology Exam 2

CMOS/APS complementary metal oxide semiconductor/active pixel sensor is most common digital receptor used

if root bone level is 4.31mm then how much bone loss has occurred and what is the class

periapical abscess is purulent inflammation within periodontal tissues, periodontal abscess is infection of pulp

which person may be liable for the actions of a dental auxiliary

a completely black film is due to light leak

right to self determination means that the patient has the right to consent or refuse treatment

what are disadvantages of digital images

informed consent is based on the concept that a patient receives

stepwedge test uses 20 films all exposed to same settings>1 is processed daily w/ fresh chemicals>compare it to std xray

which of these are considered patients with special needs

if root bone level is 5.45mm then how much bone loss has occurred and what is the class

The coin test is used to check

2 factors for initiating gagging is psychogenic & tactile stimuli

horizontal bone loss doesnt occur in plane parallel to CEJ of proximal tooth while vertical bone loss is parallel

the following must be disclosed to the pt before obtaining informed consent

paralleling technique has distortion risk so must know horizontal and vertical angulations

it is best to retain dental records for 6 years

improper exposure of dental images may result in

which of these are principles of paralleling

if root bone level is 2.97mm then how much bone loss has occurred and what is the class

purpose of vertical bite wings is to view alveolar bone level, follow up for bone loss pt

new pt has a 3y/o FMX. Takes medications cause Xerostomia, several restorations, very dry mouth. what images are need

the dentist owns the dental images

dental record is a legal document

which are advantages of digital imaging

process of informing the patient about the particulars of exposing dental images is

a patient can refuse dental xray images and be treated without them

fogged film is gray & lacks detail because of fresh solution, improper storage, high temperature

what is the fastest speed film and what is used at SCF

52 y/o pt of record. 5 restorations b/c decay seen in 6mo old bwx, last fmx 3y/o, uses energy drinks. what images needed

27y/o pt of record no negative medical history, no restorations, had images 1 y/o no suspicious area. what images needed

incomplete disclosure to patient before obtaining their informed consent may

very thick density so increase kV to increase penetration by xray photons

film fog affects contrast because decreases density get a lighter image

which of these are purposes for bitewing technique

a panoramic image cannot be used to substitute a FMx

8y/o new pt. 1st appt ever, brushes 2x/day, flosses w/ floss pik 1x/day. what images are needed

patient with high caries rate should have bwx updated every 6-12 mo

What are the principles of bitewing technique

after processing, fresh film that has been properly stored and protected will appear

the frequency of dental xray images for kids is every 6 to 12 months