Dent. Anatmy: RANDOM Flashcards
What nerve innervates #3-5?
Middle superior alveolar N & posterior superior alveolar N
PSA: M3, M2, M1 (DB root)
MSA: MB root of M1, PM2, PM1
ASA: canine to central
What is the prominence on the surface of the maxillary bones caused by the canine tooth?
Canine eminence
What are supernumerary teeth located between maxillary central incisors?
Mesiodens
Swollen lip or puffy face after amalgam filling?
Angioedema
Patient’s condyle can be obstructed by
tuberosity
Patient had a heart stent placed 6 years ago & hip replaced 10 years ago, which of the following do you NOT do?
Antibiotic prophylaxis
What allows the radicular pulp to communicate with the periapical tissue-radicular?
apical foramen
What is the only ridge that can’t be seen from the incisal view?
Cervical ridge
Know contact points:
Max lingual cusp will contact central fossa + distal MR of man
Max buccal cusp will contact central fossa + mesial MR of max
Height of Contour on teeth
All facial HOC & anterior lingual side= cervical 1/3
All remaining lingual HOC = middle 1/3 (except man 2nd PM HOC is in occlusal 1/3)
Lingual height of contour of maxillay 1st molar
Middle 3rd
Contact point of mesial of man canine
incisal 1/3
Contact point on distal of max lateral incisor
middle
17 yr old patient has 2 molars, permanent PM & primary molars on in the right mandibular quadrant, what tooth is likely missing?
Permanent man 2nd PM
- most likely reason for still having primary teeth successor is missing
What is the 1st succedaneous premolar to erupt?
Man 1st PM
How many posterior teeth are succedaneous?
8 (all premolars)
What is formed by the marginal ridge & cusps of the teeth?
Developmental grooves or occlusal table
Patient has infected man 1st premolar, which lymph node will be infected first?
Submandibular
Lymph of anterior mandibular teeth (#24) drain to where?
Submental
What is the most common cause of infection in dental clinics?
Air borne inhalation
Child has central incisor, lateral incisor, & canine erupt w/ brown pits in the incisal third of enamel, what happened?
Hypoplastic (pitting)
All of the follow should be considered before an extraction except?
Density of the mylohyoid line
What would be the radiolucency above the first maxillary molar?
Maxillary sinus
What would be the radiolucency between maxillary central?
Intermaxillary suture
The part of the hard palate that is directly posterior to the maxillary centrals formed from?
intermaxillary segment
What is the cause of half facial paralysis after inferior Alveolar Nerve Block?
Injection into parotid gland
Pt comes in 1 day after extraction of max 3rd molar with a hematoma. What is the cause of the hematoma?
Needle has violated in pterygoid plexus
Mandibular Toris is made of?
Dense lamellar bone
After a dental prophy, __________________ is when bacteria gets into the blood from scalling of teeth (not septicemia)
Bacteremia
What happens as a tooth ages?
Decrease in Cellularity
Where is fat found in the palate?
Anterolateral
Which root shape is most likelu to have one canal?
Round
_______: body & pulp chamber of a molar is enlarged vertically at the expense of the roots/ moved apically down the root, MOA is the failure or late invagination of Hertwig’s epithelial root sheath, which is responsible for root formation and shaping, causing an apical shift of the root furcation.
Taurodontism
