Clinic Theory

Question 1

Carpal tunnel syndrome

Answer 1

Painful disorder of the wrist/hand
Caused by compression of median nerve in the wrist

Question 2

Carpal tunnel syndrome is caused by repeated

Answer 2

Bending hand up and down, side to side
Pinch grabbing
No resting

Question 3

Neutral seated position

Answer 3

Feet flat on floor
Evenly distributed weight
Hips slightly higher than knees
Butt all the way back in chair
Seat back 1 inch higher than front

Question 4

Patient head position for maxillary arch

Answer 4

Chin up; nose and chin are level

Question 5

Patient head position mandibular arch

Answer 5

Chin down; chin lower than nose

Question 6

Clock position to the front of patient for RH

Answer 6

8

Question 7

Clock position to the side of patient RH

Answer 7

9

Question 8

Clock position to the corner of headrest RH

Answer 8

10-11

Question 9

When do we use standing position

Answer 9

When access is difficult or pt can not be supine

Question 10

What is correct standing position

Answer 10

Shoulders relaxed, elbow of dominant hand at waist level and torso is neutral

Question 11

3 parts of periodontal instrument

Answer 11

Handle
Shank
Working end

Question 12

Simple shank

Answer 12

Appears to be straight

Question 13

Complex shank

Answer 13

Side to side bends

Question 14

Simple shank is used on what teeth

Answer 14

Anterior teeth

Question 15

Complex shank is used on what teeth

Answer 15

Posterior

Question 16

Front to back complex bends are used on what surfaces

Answer 16

Buccal and lingual root surfaces

Question 17

Side to side complex bends are used on what surfaces

Answer 17

Medial and distal root surfaces

Question 18

Functional shank is the portion of the shank that allows

Answer 18

The working end to be adapted to the tooth surface

Question 19

Lower shank is also known as

Answer 19

Terminal shank

Question 20

The terminal shank or lower shank is nearest what?

Answer 20

The working end of the instrument

Question 21

Simple shank with short functional shank is used where

Answer 21

Supragingival anterior

Question 22

Simple long functional shank is used where

Answer 22

Subgingival anteriors

Question 23

Complex shank with short functional shank is used where

Answer 23

Supragingival posteriors

Question 24

Complex shank with long functional shank

Answer 24

Subginigval posteriors

Question 25

Extended lower shank reaches

Answer 25

Middle and apical third of root surfaces

Question 26

2 variations of double ended instruments

Answer 26

Paired and unpaired

Question 27

Which instrument design in cross section are used supra only

Answer 27

Triangular (sickles)

Question 28

Which instrument design in cross section can be used supra or sub

Answer 28

Toe or semi circular in cross section (curets)

Question 29

Does the heel 1/3rd of the working end ever adapt to the tooth

Answer 29

No

Question 30

3 types of mirrors

Answer 30

Front surface, concave, plane (flat)

Question 31

Reflection on front and is most common mirror used It is clear with no distortion

Answer 31

Front surface mirror

Question 32

Results in a magnified image which leads to distortion in what mirrror type

Answer 32

Concave

Question 33

Produces ghost image

Answer 33

Plane mirror

Question 34

Texturing of handle is also known as

Answer 34

Knurling

Question 35

Free gingiva surrounds

Answer 35

Tooth neck

Question 36

Tissue that forms the base of the sulcus

Answer 36

Junctional epithelium

Question 37

Healthy probe depth (mm)

Answer 37

1-3mm

Question 38

The tooth must be attached by what 4 things

Answer 38

Junctional epithelium Fibers of gingiva Periodontal ligament fibers Alveolar bone (bony socket)

Question 39

When the working ends are aligned with the long axis of the handle the instrument is said to be

Answer 39

Balanced

Question 40

CAL stands for

Answer 40

Clinical attachment level

Question 41

CAL is recorded to estimate what

Answer 41

Tooth stability and loss of bone support

Question 42

If CAL = probing depth the margin is

Answer 42

Normal

Question 43

If margin is ADDED to probing depth reading then the margin is

Answer 43

Below the CEJ (recession)

Question 44

If the margin is subtracted from the probing depth reading the margin is

Answer 44

Above CEJ (inflammation)