Accelerated Academy dental assisting midterm

the outer layer for anterior teeth facing the lips

labial

the outer surface for posterior teeth facing the cheek

buccal

replaces the term labial or buccal and can be used to describe the anterior or posterior.

facial

the surface of the tooth closest to the tonge

lingual

the surface of the tooth that is closest to the midline

mesial

the surface of the tooth that is furthest away from the midline

distal

occlusal

Chewing surface of posterior teeth

incisal

Biting edge of anterior teeth

types of teeth

molars, premolars, canines, incisors

most common dental care providers. overall healthcare needs.

general dentist

specializes in aligning and straightening teeth

orthodontist

specializes in root canal therapy

Endodontist

Specializes in gum disease

periodontist

specializes in treating many diseases, commonly known for removing wisdom teeth

oral maxillofacial surgeon

specializes in prosthetics

Prosthodontist

specializes in children's teeth

Pedodontics

divides anterior and posterior

frontal plane

divides left and right

sagittal plane

divides upper and lower

transverse

lower jaw

mandible

upper jaw

maxilla

A joint on each side of the head that allows for movement of the mandible is the ___________________.

temporomandibular joint (TMJ)

two holes located on the front surface of the mandible that permits passage of nerves and blood vessels

mental foramen

a part of the mandible that turns toward the skull vertically, that allows rotation of the TMJ

ramus

The round prominence at the end of the TMJ allowing the mandible to open and close

condyles

a bony projection in the skull that serves as a cephalometric landmark

nasal spine

a band of tissue rapped around children's teeth

labial frenum

thin fold of skin underneath the tongue

lingual frenum

gland under the tongue that secretes saliva

submandibular gland

roof of the mouth

hard palate

back of the hard palate that moves freely

soft palate

a mass of lymphatic tissue, usually round or oval shaped, located on each side of the throat

tonsil

Pear shaped projection at the end of the soft palate

uvula

area between cheeks and teeth

buccal vestibule

functional part of the tooth that is visible above the gums

crown

portion of the tooth that rests in between the crown and the root of the tooth

neck

part of the tooth under the gums that extends into the bone and holds the tooth in place

root

hard tissue that the teeth reside in

bone

hair-like ligament between the bone and the root that serves as a shock absorber

periodontal ligament

outer layer covering of the anatomic root of a tooth

cementum

the tapered end of each root tip where the nerve exits the tooth

apex

the space occupied by pulp

pulp chamber

the hard portion of the root that surrounds the pulp and is covered by enamel on the crown

detin

outer layer covering the crown. hardest material in the body

enamel

part of the tooth that protrudes through the gingiva that is visible

crown

tooth 1,2,3

upper right 3rd molar, 2nd molar, 1st molar

tooth 4,5

upper right 2nd and first pre-molar

tooth 6

Upper right canine

tooth 7

upper right lateral

tooth 8

upper right central

tooth 9

upper left central

tooth 10

upper left lateral

tooth 11

upper left canine

tooth 12, 13

upper left 1st, 2nd pre-molars

tooth 14, 15, 16

upper left 1st, 2nd and 3rd molars

labeled using letters A-T, there are no pre-molars or 3rd molars

primary teeth/dentition

labeled # 1-32

permanent teeth/dentition

transitional phase where both dentitions are present

mixed dentitions

right to left counting ( 1-32)

Universal tooth numbering

instruments used in a basic set up

mirror, explorer, cotton pliers

basic set up tray

air/water syringe

HVE

saliva ejector

bib and chain

true or false: during a procedure, the doctor and assistant should be positioned correctly for proper view and accurate transfer of instruments.

true

the doctor is usually _______________ lower than the assistant

4-6 inches

Doctors zone for a right-handed doctor

7:00-12:00

Doctors Zone for left-handed doctor:

12:00-5:00

area where the assistant can properly see into the patient's mouth

assistant zone

must be _______ higher than the doctor. assistants left leg should almost be touching the left arm of the patient

4-6 inches

assistant zone for right-handed doctor

2:00-4:00

assistant zone for left handed doctor

8:00-10:00

area where assistant can properly and safely pass objects back and forth to the doctor.

transfer zone

which zone passes at the chin of the patient

transfer zone

Right handed transfer zone

4-7

left handed transfer zone

5-8

zone directly behind the patient

static zone

which zone transfers anesthesia?

static zone

right handed static zone

12-2

left handed static zone

10-12

transfer of small instruments

single handed transfer

transfer of larger instruments or composite guns

two handed transfer

tooth 17, 18, 19

lower left 3rd molar, 2nd molar, 1st molar

tooth 20, 21

lower left 2nd, 1st pre-molar

tooth 22

lower left canine

tooth 23

lower left lateral

tooth 24

lower left central

tooth 25

lower right central

tooth 26

lower right lateral

tooth 27

lower right canine

tooth 28, 29

lower right 1st, 2nd pre-molar

tooth 30, 31, 32

lower right 1st, 2nd, 3rd molar

high energy electromagnetic waves that can pass through solid matter

x-rays

when the body absorbs radiation from the primary beam

primary radiation

secondary radiation occurs when x-ray beam is intercepted by an object

scattered radiation

bitewing

a cavity detecting film showing the crown and interproximal areas of teeth

full mouth series (FMX)

best up close overall look at the mouth

typically consists of 18 images

*8 posterior-4 on each side

*6 anterior

includes 4 BW

Periapical (PA or PAX)

Taken to see the whole tooth from the crown to the apex

Panorex

panoramic view of both upper and lower jaw

Cephalometric (Ceph)

- mainly used at the orthodontic offices so they can improve the patient's profile

- CEPH identifies the jaw relationship and growth patterns

wall mounted

fixed to the wall

Hand held x-ray machine

- This machine take the same x-rays as wall mounted, but it is just portable

- One popular brand is (No-Mad)

- Most doctors that go to hospitals or nursing homes use this machine

panorex machine

panorex