MDA- Ch. 11 Overview of Dentition Test Q&A
Holding teeth in positive contact with each other
A proper contact between adjacent teeth stabilizes the dental arches by:
46
According to the ISO/FDI numbering system, an ADULT mandibular right first molar would be tooth number: (Quadrant, tooth number)
Mesial
Surface of the tooth toward the midline.
Distal
Surface of tooth DISTANT from the midline.
Functional occlusion
Teeth are in ____ when the teeth make contact during biting and chewing movements
Mandible
Temopormandibular joint permits movement of the:
Contact point
The ____ is the exact spot where adjacent teeth actually touch each other.
Incisal
The _____ surface is the chewing surface in anterior teeth
Incisors and canines
The anterior teeth are:
Contact area
The area where the mesial or distal surfaces of the tooth touch the adjacent tooth in the arch is the:
Incisors, canines, premolars and molars
The correct order of the teeth from mesial to distal in the PERMANENT dentition is:
Arches
The human mouth is divided into two dental:
Eruption of the adult mandibular first molar
The initiation of mixed dentition period is marked by which of the following events?
Mandibular
The lower jaw
Mandible
The lower teeth are set in the:
Universal/National
The tooth numbering system most often used in the US is the ____ system
Buccal
The tooth surface closest to the cheek on the posterior teeth is the ____ surface.
Distal
The two tooth surfaces that are proximal surfaces are the mesial and:
Maxillary
The upper jaw
8
There are ____ molar teeth in the primary dentition.
Embrasure
Triangular space in the gingival direction between the proximal surfaces of the maxillary and mandibular teeth.
Deciduous
Baby or primary teeth
8
Each quadrant of the permanent dentition contains how many teeth?
12
How many nonsuccedaneous teeth are in the adult dentition? *Wisdom teeth included*
2
How many quadrants are in the maxillary dentition
10-12
If a dentist uses the ISO numbering system and charts #11, #12, #13, #54, and #18 teeth as being present in the patient's mouth, approximately what is the age of the patient? *any number above 32 is primary*
I (one)
In angle class _____ occlusion, the mesiobuccal cusp of the permanent maxillary first molar occluded with the mesiobuccal groove of the mandibular first molar.
Have shovel shaped lingual surfaces
Incisors:
Molars
Permanent _____ are nonsuccedaneous teeth
Primary maxillary second molar
The mixed dentition period ends when which of the following teeth is lost?
Sextants
The mouth can be divided into six sections called:
Molars
The premolars are a cross between canines and ____
Lettered
The primary teeth are _____ in the universal/national system
Universal/National System
The primary teeth are identified using letters and the permanent teeth are identified using numbers with which of the follows tooth numbering systems?
Functional occlusion
The relationship between the maxillary and mandibular teeth during biting and chewing movements is:
Anterior
The teeth in the front of the mouth are called:
Each of the four quadrants is given its own tooth bracket made up of a vertical and a horizontal line.
When the Palmer notation system (PNS) is used:
Occlusal
Which of following surfaces is the chewing surface for posterior teeth?
Centric occlusion
Which of the following describes the maximal stable contact between the occlusion surfaces of the maxillary and mandibular teeth?
Dentition
Which of the following describes the natural teeth in the dental arch?
Premolar
Which of the following is the preferred term for bicuspid?
Malocclusion
Which of the following refers to an abnormal relationship when the teeth are maximally occluded?
Lingual
Which of the following surfaces is closest to the tongue?
Facial
Which of the following surfaces of the maxillary anterior teeth do you mainly see when someone smiles?
Premolars and molars
Which of the following teeth are posterior teeth?
Succedaneous
Which of the following terms describes the permanent teeth that replace primary teeth?
All premolars have two cusps
Which statement is NOT true about premolars?
Mixed dentition
Which term is used to describe the period when both primary teeth and permanent teeth are present at the same time in the oral cavity?
Premolars
Which tooth is found only in the permanent dentition?
Premolars
Which type of teeth are not found in the primary dentition?
Canines
___ are the longest teeth in the human dentition and are used for cutting and tearing