Chapter 4

Question 1

The tooth anterior to the lower right canine is tooth # ______

Answer 1

26

Question 2

The ________ surface of tooth # 14 touches the _________ # 13.

Answer 2

Mesial

Distal

Question 3

In the maxillary arch, the surface of the teeth facing the tongue is what surface?

Answer 3

Lingual

Question 4

The branch of dentistry dealing with the treatment of the gingival tissues (gums) is what?

Answer 4

Periodontics

Question 5

The part of the tooth where the nerve and blood vessels reside is called what?

Answer 5

Pulp

Question 6

The layer of the tooth directly below the enamel is the _________.

Answer 6

Denton

Question 7

The tooth directly posterior to the upper left first molar is what #?

Answer 7

15

Question 8

Tooth # 8 has a ______ biting edge.

Answer 8

Incisal

Question 9

The area of the tooth where the nerve exits and is often missed on the x-ray is the __________.

Answer 9

Apex

Question 10

Tooth # 12 is a __________.

Answer 10

2nd bicuspid

Question 11

Tooth # 18 is a ___________.

Answer 11

2nd molar

Question 12

When preparing the syringe for injection:

Answer 12

The blue cap is 30 gauge - short

The yellow cap is 27 gauge - long

You should always re-cap a needle when not in use

Question 13

In high volume evacuation (HVE) or suctioning, the bevel of the suction tip should:

Answer 13

Face towards the tooth

Question 14

When assembling the Rinn holder, as a final check, one should always

Answer 14

Make sure the film is in the center of the ring

Question 15

When taking an x-ray, the white side of the film faces the ________:

Answer 15

Tooth

Question 16

A bite wing x-ray is taken by aiming the beam:

Answer 16

Straight (horizontal) from the side.

Question 17

A periapical x-ray of tooth # 3 is taken by positioning the x-ray head:

Answer 17

At a downward angle of the patients right side

Question 18

Topical anesthetic is used:

Answer 18

To deaden the skin prior to injection

Question 19

When polishing composites, the sanding discs are secured to the low speed handpiece using a __________.

Answer 19

Mandrel

Question 20

___________ is often used to help secure a matrix band to the tooth.

Answer 20

Wooden wedge

Question 21

An alginate impression:

Answer 21

Should be poured immediately or wrapped in a wet paper towel

Question 22

The x-ray technique(s) used in dentistry are the:

Answer 22

Bisecting angle technique & parallel technique

Question 23

In order to place a rubber dam in the mouth, the assistant will set up the following:

Answer 23

Rubber dam, frame, punch, clamp, forceps, floss

Question 24

In composite restorations, the material used to clean and roughen the enamel is:

Answer 24

Acid etching liquid

Question 25

Cavity or Copalite varnishes:

Answer 25

Are used to seal the dentin tubules under amalgam fillings.

Question 26

Floss is placed (tied) on the rubber dam clamp:

Answer 26

To aid of the retrieval of the clamp should it fall off the tooth.

Question 27

When aspirating using the HVE on tooth #30, the position of the suction tip is (assume working with a right handed dentist):

Answer 27

On the lingual side of the tooth

Question 28

The transfer zone:

Answer 28

Is approximately the 4 o’clock to the 7 o’clock position for a right handed dentist

Question 29

The correct order of placement in composite fillings is:

Answer 29

Etching, bonding, composite placement

Question 30

The most critical factor in mixing aliginate is:

Answer 30

The temperature of the water

Question 31

Anterior periapical x-rays are always taken with the film:

Answer 31

In the vertical position

Question 32

The “sharps” container:

Answer 32

Is the red plastic container and is where the needles and other sharp objects are disposed

Question 33

Sensor for taking digital x-rays cost what?

Answer 33

Between $6,000 to 8,000

Question 34

The amalgam instrument for carving the amalgam between the teeth is the

Answer 34

Interproximal carver

Question 35

Tooth #30 is _______ to tooth #28.

Answer 35

Posterior