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Anatomy I
Exam 3
64
Anatomy
Graduate
11/05/2008

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Term
dolichocephalic
Definition
having a relatively long skull
Term
brachycephalic
Definition
having a relatively broad, short skull
Term
Muscles of the Face
Definition
platysma
obicularis oris
bucinnator
levator nasolabialis
Term
palpabrae (eyelids)
Definition
 superior (upper)
 inferior (lower)
Term
conjunctiva
Definition
 palpebral
 bulbar
Term
Oral Cavity
Definition
vestibule
oral cavity proper
Term
Tongue
Definition
root
body
papillae
Term
Salivary Glands
Definition
parotid
mandibular
sublingual
buccal (zygomatic)
Term

cranial nerve - passage through cranium

1 olfactory

Definition
cribriform plate of ethmoid bone
Term

cranial nerve - passage through cranium

2 optic

Definition
optic canal
Term

cranial nerve - passage through cranium

3 oculomotor

Definition
orbital fissure
Term

cranial nerve - passage through cranium

4 trochlear

Definition
orbital fissure
Term

cranial nerve - passage through cranium

5 trigeminal

Definition
ophthalmic - orbital fissure
maxillary - round foramen and alar canal
mandibular - oval foramen
Term

cranial nerve - passage through cranium

6 abducent

Definition
orbital fissure
Term

cranial nerve - passage through cranium

7 facial

Definition
facial canal
Term

cranial nerve - passage through cranium

8 vestibulocochlear

Definition
internal acoustic meatus
Term

cranial nerve - passage through cranium

9 glossopharyngeal

Definition
jugular foramen and tympanoocipital
fissure
Term

cranial nerve - passage through cranium

10 vagus

Definition
jugular foramen and tympanoocipital
fissure
Term

cranial nerve - passage through cranium

11 accessory

Definition
jugular foramen and tympanoocipital
fissure
Term

cranial nerve - passage through cranium

12 hypoglossal

Definition
hypoglossal foramen
Term
Palatoglossal Arch
Definition
fold of tissue that extends from the body of the tongue to the beginning of the soft palate
Term
Mylohyoideus
Definition
spans the intermandibular space
Term
Common Carotid
Definition
in the carotid sheath
Term
Cricoarytenoideus Dorsalis
Definition
arises from the dorsolateral surface of the cricoid cartilage and inserts on the muscular process on the lateral surface of the arytenoid cartilage
Term
Nasal Septum
Definition
separates the right and left nasal cavities
Term
Facial artery
Definition
leaves the external carotid beyond the lingual, medial to the digastricus
Term
dog permanent dentition
Definition
2(i3/3, c1/1, p4/4, m2/3)=42
Term
dog deciduous dentition
Definition
2(i3/3, c1/1,p3/3)=28
Term
cat permanent dentition
Definition
2(i3/3,c1/1,p3/2,m1/1)=30
Term
cat deciduous dentition
Definition
2(i3/3,c1/1,p3/2)=26
Term
apical
Definition
anything lying or moving toward the apex (tip) of the root
Term
coronal
Definition
anything lying or moving toward the crown
Term
interproximal space
Definition
the space between two adjacent teeth
Term
interproximal surface
Definition
adjacent surfaces of two adjacent teeth
Term
mesial surface
Definition
interproximal surface of a tooth nearest the central incisor
Term
distal surface
Definition
interproximal surface of a tooth farthest away from the central incisor
Term
labial/buccal aspect
Definition
outer surface of the tooth nearest the lips/cheek
Term
diphyodont
Definition
two sets of teeth, one deciduous or primary and one permanent
Term
lingual/palatal surface
Definition
tongue side of the tooth (mandibular teeth/maxillary teeth)
Term
deciduous or primary teeth
Definition
first set of teeth shed and replaced by permanent teeth
Term
permanent or secondary teeth
Definition
final set of teeth and are larger and more durable than deciduous or primary teeth
Term
nonsuccessional teeth
Definition
permanent teeth, classically molars, which do not succeed a deciduous counterpart
Term
successional teeth
Definition
permanent teeth that replace or succeed deciduous counterparts which typically include incisors, cuspids, and premolars
Term
mixed dentition
Definition
when there is a combination of erupted deciduous and permanent teeth within the oral cavity
Term
Oligodontia
Definition
decreased number of teeth, more common in dogs than cats
Term
Supernumerary teeth
Definition
extra teeth, may result in
crowding and malalignment of teeth predisposing to the development of periodontal
disease
Term
incisor teeth
Definition
three in each
quadrant in both dogs and cats
Term
canine teeth
Definition
four in the dog and cat, largest teeth, located at the rostral corners
of the jaws, designed for puncturing and tearing
Term
cheek teeth
Definition
premolars and molars
Term
maxillary premolars
Definition
  • On each side there are four in the dog (1st, 2nd, 3rd and 4th premolars) and three in the cat (2nd, 3rd, and 4th premolars)
  • first in the cat is missing
  • used for shearing
  • largest in the dog and cat is the fourth
  • also known as the carnassial tooth
Term
mandibular premolars
Definition
  • four in the dog (1st, 2nd, 3rd, and 4th premolars) and two in the cat (3rd and 4th premolars)
  • first and second in the cat are missing
Term
maxillary molars
Definition
  • two on each side in the dog (1st and 2nd molars)
  • one very small in the cat (1st molar)
Term
mandibular molars
Definition
  • three on each side in the dog (1st, 2nd, and 3rd molars) and one in the cat (1st molar)
  • largest cheek tooth in the cat and dog is the 1st molar and is also known as the carnassial tooth
  • have flat occlusal tables that are designed for crushing
Term
crown
Definition
portion of
the tooth that is normally visible in the mouth and is covered by enamel
Term
apex
Definition
tip of
the root
Term
cervical line or cemento-enamel junction
Definition
anatomic landmark that separates the crown from the root and separates
the portion of the tooth that is covered by either enamel of cementum
Term
furcation
Definition
point at which
the roots of a multirooted tooth branch from the crown
Term
alveolar bone
Definition
bone
in which the roots of the teeth lie
Term
alveolar juga
Definition
prominences of the
roots in the maxillary canine and caudal cheek teeth can be palpated and occasionally
seen
Term
enamel
Definition
exterior surface of the
crown, that portion of the tooth that is visual in the oral cavity
Term
dentin
Definition
hard yellow intermediate layer of the tooth, forms the bulk of the
calcified tooth structure
Term
pulp
Definition
innermost layer of the tooth, consists of nervous, vascular, and
loose connective tissue
Term
pulp chamber
Definition
portion of the pulp that is found in the
crown of the tooth
Term
apical foramen
Definition
through which blood vessels and nerves enter the tooth
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