Dental Terminology Flashcards - Pack 2 PDF

Dental Terminology Flashcards - Pack 2 Set 6 Copyright © 2023, U.S. Career Institute. All Rights Reserved. 0204501FC02A-83 Page 1 ala alveolar mucosa...

Dental Terminology Flashcards - Pack 2 Set 6 Copyright © 2023, U.S. Career Institute. All Rights Reserved. 0204501FC02A-83 Page 1 ala alveolar mucosa anatomy 6-1 6-2 6-3 buccal mucosa frena gingiva 6-4 6-5 6-6 labial commissures labial mucosa labial tubercle 6-7 6-8 6-9 labiomental groove labial tubercle linea alba 6-10 6-11 6-12 lingual frenum mucosa nasolabial sulcus 6-13 6-14 6-15  Set 6 Page 2 the science of the lines the bone that outer edge of the nostril structure of the body supports the teeth 6-3 6-2 6-1 thin flaps of tissue gums between the middle upper surface of inner cheeks and lower teeth 6-6 6-5 6-4 small protrusion in the corners of the mouth, where inner surface of lips middle of upper lip upper and lower lips meet 6-9 6-8 6-7 white horizontal line horizontal groove groove between middle and on the buccal mucosa separates lips from chin upper lip to base of nose 6-12 6-11 6-10 line of tissue connecting groove from ala to corner of mouth Inner mouth tissue tongue to floor of mouth 6-15 6-14 6-13 Dental Terminology Flashcards - Pack 2 Set 6 Copyright © 2023, U.S. Career Institute. All Rights Reserved. 0204501FC02A-83 Page 3 oral anatomy oral vestibule palatine raphe 6-16 6-17 6-18 palatine tonsils papilla parotid glands 6-19 6-20 6-21 parotid papilla submandibular glands vermillion border 6-22 6-23 6-24 vermillion zone vestibule fornix xerostomia 6-25 6-26 6-27  Set 6 Page 4 a slightly protruding line area between the the study of the that runs down the buccal mucosa and the gums; structure of the mouth middle of the hard palate gingiva 6-18 6-17 6-16 masses of lymphoid tissue below the ears, release saliva to cover the top of the tongue, that provide protection Stensen’s duct features taste buds against infection 6-21 6-20 6-19 point where skin meets on lower jaw; flap of tissue on the buccal mucosa the vermillion zone direct saliva to Wharton’s ducts 6-24 6-23 6-22 dry mouth deepest part of the oral vestibule red parts of lips 6-27 6-26 6-25 Dental Terminology Flashcards - Pack 2 Set 7 Copyright © 2023, U.S. Career Institute. All Rights Reserved. 0204501FC02A-83 Page 5 alveolar process anatomic articular disc 7-1 7-2 7-3 articular space capsular ligament cilia 7-4 7-5 7-6 condyle coronoid process crepitus 7-7 7-8 7-9 ethmoid bone ethmoid sinus foramen 7-10 7-11 7-12 foramen magnum fossa frontal bone 7-13 7-14 7-15  Set 7 Page 6 dense cushion of connective tissue bony part of mandible that forms having to do with the body that separates the articular space sockets where teeth grow 7-3 7-2 7-1 area between the fibrous tissue that envelopes capsular ligament and bone tiny hairs in nostril; serve as filters the TMJ and controls its movement that contains synovial fluid to cushion and lubricate the TMJ 7-6 7-5 7-4 round-surfaced bone that works joint cracking flat sharp triangle bone; part of jaw with temporal bone 7-9 7-8 7-7 opening where nerves, separates the nasal cavity blood vessels and ligaments separates nasal cavity from brain and the brain pass through bone 7-12 7-11 7-10 large hole; spinal cord travels front part of the skull hollow, grooved or depressed bone through it from cranium to spine 7-15 7-14 7-13 Dental Terminology Flashcards - Pack 2 Set 7 Copyright © 2023, U.S. Career Institute. All Rights Reserved. 0204501FC02A-83 Page 7 frontal sinus glenoid fossa horizontal plate 7-16 7-17 7-18 hyoid bone lacrimal bones landmark 7-19 7-20 7-21 lateral pterygoid ligaments malar bones muscle 7-22 7-23 7-24 mandible mandibular condyles mastoid process 7-25 7-26 7-27 maxillary arch maxillary sinus maxillary suture 7-28 7-29 7-30  Set 7 Page 8 forms floor of nose and portion of temporal bone just above the eyes back of hard palate just above ear 7-18 7-17 7-16 supports tongue and muscles; use of certain bones as a marker thin, middle area plates of bones aids chewing 7-21 7-20 7-19 strong tissue band that bones to either side of face, helps hold joints in helps open, move and lower the jaw just below sides of eyes place; assist movement 7-24 7-23 7-22 contains air spaces work with the temporal bone lower jaw bone; to work with middle ear to form TMJ horseshoe-shaped 7-27 7-26 7-25 where the maxillary bones join largest sinuses teeth of the upper jaw 7-30 7-29 7-28 Dental Terminology Flashcards - Pack 2 Set 7 Copyright © 2023, U.S. Career Institute. All Rights Reserved. 0204501FC02A-83 Page 9 meatus medially nasal bones 7-31 7-32 7-33 occipital bone occipital condyle palatine bones 7-34 7-35 7-36 parietal bones protrusion retrusion 7-37 7-38 7-39 sagittal suture septal cartilage synovial fluid 7-40 7-41 7-42 sinuses sphenoid bone sphenoid sinus 7-43 7-44 7-45  Set 7 Page 10 form the nose’s bridge middle area type of opening or canal 7-33 7-32 7-31 round bone bulges; articular surfaces allow form the palate in your mouth lower part of the skull movement between skull and first neck vertebra 7-36 7-35 7-34 backward jaw movement forward jaw movement each sits behind frontal bone 7-39 7-38 7-37 liquid lubricant that fills the articular cartilage joint that spongy part at tip of nose spaces; lubricates joints connects parietal bones 7-42 7-41 7-40 behind the eyes sits in the middle of the front skull cavities in a bone that lighten it 7-45 7-44 7-43 Dental Terminology Flashcards - Pack 2 Set 7 Copyright © 2023, U.S. Career Institute. All Rights Reserved. 0204501FC02A-83 Page 11 spinous process styloid process suture 7-46 7-47 7-48 symphysis temporal bones temporomandibular joint 7-49 7-50 7-51 tubercle vertical plate vomer 7-52 7-53 7-54 zygomatic bones zygomatic process 7-55 7-56  Set 7 Page 12 pointed process extending from joint where two bones connect projection that juts from a bone temporal bone 7-48 7-47 7-46 union of condyle at temple area; joint with fibro cartilage with temporal bone to each side of bottom of skull that connects bones 7-51 7-50 7-49 flat bone that forms connects to the lateral small, raised bulge base nose’s bridge nasal cavity walls 7-54 7-53 7-52 projection that helps define the cheekbones border of orbital surface 7-56 7-55 Dental Terminology Flashcards - Pack 2 Set 8 Copyright © 2023, U.S. Career Institute. All Rights Reserved. 0204501FC02A-83 Page 13 buccinator capitis constrictor 8-1 8-2 8-3 external (lateral) digastric muscle extensor muscles pterygoid muscles 8-4 8-5 8-6 extrinsic tongue muscle flexor genioglossus 8-7 8-8 8-9 geniohyoid muscle hyoglossus infrahyoids 8-10 8-11 8-12 internal (medial) intrinsic tongue muscle levator scapula pterygoid muscle 8-13 8-14 8-15  Set 8 Page 14 pulls your cheeks against tighten the pharynx used to flex neck your teeth and retracts the when you swallow angle of your mouth 8-3 8-2 8-1 back of the neck, with the push your mandible down distinguishes the superior part exception of the trapezius to open your jaw of the anterior cervical triangle which wraps over the shoulder 8-6 8-5 8-4 presses your tongue down allows you to bend joints on the outer surface of the tongue and extends it 8-9 8-8 8-7 pulls tongue down, draws the tongue and allow you to flex your neck pulls side of tongue inward hyoid bone forward 8-12 8-11 8-10 closes the jaw and works helps you rotate the neck found within the tongue with the lateral pterygoid to pull your mandible to one side 8-15 8-14 8-13 Dental Terminology Flashcards - Pack 2 Set 8 Copyright © 2023, U.S. Career Institute. All Rights Reserved. 0204501FC02A-83 Page 15 longus colli masseter mentalis 8-16 8-17 8-18 palatopharyngeal mylohyoid muscle palatoglossus muscle 8-19 8-20 8-21 scalenes semispinalis capitis splenius capitis 8-22 8-23 8-24 sternocleidomastoid styloglossus stylohyoid 8-25 8-26 8-27 suboccipitals suprahyoid temporal muscles 8-28 8-29 8-30  Set 8 Page 16 wrinkles skin your chin and raises your mandible used to flex neck pushes up your lower lip and closes your jaw 8-18 8-17 8-16 narrows the posterior part pushes soft palate toward tongue; muscle elevates your tongue; of your mouth leading to the elevates tongue base; arches tongue lowers your jaw; forms the floor of opening in your throat to against soft palate your mouth of your mouth the pharynx 8-21 8-20 8-19 rotates the neck flexes the neck raise your ribs and move your neck 8-24 8-23 8-22 raises the hyoid bone and allows you to turn your pulls entire tongue in helps you swallow head to the sides 8-27 8-26 8-25 raise your mandible allow you to stretch allows you to open jaw and close your jaw and turn your head 8-30 8-29 8-28 Dental Terminology Flashcards - Pack 2 Set 8 Copyright © 2023, U.S. Career Institute. All Rights Reserved. 0204501FC02A-83 Page 17 trapezius zygomatic major 8-31 8-32  Set 8 Page 18 you use this muscle when you laugh; drawing up helps move your shoulder blade the corners of your mouth 8-32 8-31 Dental Terminology Flashcards - Pack 2 Set 9 Copyright © 2023, U.S. Career Institute. All Rights Reserved. 0204501FC02A-83 Page 19 anterior superior alveolar adenoids axillary region nerve, or ASA nerve 9-1 9-2 9-3 buccal nerve cervical region deep facial vein 9-4 9-5 9-6 external carotid artery external jugular vein facial artery 9-7 9-8 9-9 facial vein greater palatine nerve incisive nerve 9-10 9-11 9-12 inguinal region internal jugular vein lingual artery 9-13 9-14 9-15  Set 9 Page 20 affects maxillary centrals, laterals and cuspid teeth, on the posterior wall armpit associated periodontal of the nasopharynx area membrane, gingiva, maxillary sinus 9-3 9-2 9-1 leads to buccal mucous runs from the pterygoid membrane, mandibular molars, neck plexus to the facial vein bone around the mandibular molars 9-6 9-5 9-4 a branch of the external formed by posterior carotid artery; travels up retromandibular vein and the supplies blood to the face into your cheek and toward posterior auricular vein; and the mouth the angle of your mouth drains into the subclavian vein 9-9 9-8 9-7 leads to gums and travels from the side of the nose; leads to incisors hard palate; communicates down and over the mandible with nasopalatine nerve 9-12 9-11 9-10 comes from your external carotid; its branches travel to tonsils, tongue, returns to the superior vena cava groin lingual gingiva, soft palate 9-15 9-14 9-13 Dental Terminology Flashcards - Pack 2 Set 9 Copyright © 2023, U.S. Career Institute. All Rights Reserved. 0204501FC02A-83 Page 21 lingual nerve lingual tonsils lingual veins 9-16 9-17 9-18 lymph lymph nodes lymphadenopathy 9-19 9-20 9-21 lymphatic vessels lymphocytes lymphoid tissue 9-22 9-23 9-24 maxillary artery maxillary division maxillary vein 9-25 9-26 9-27 middle superior mental nerve alveolar nerve; mylohyoid nerve MSA nerve 9-28 9-29 9-30  Set 9 Page 22 originate on the sides, top and leads to anterior two thirds of the underside of the tongue, draining located on the base of the tongue tongue, lingual mucous membrane into the internal jugular vein 9-18 9-17 9-16 clear fluid manufactured in the increase in the size and the number small ovals of lymphoid tissue that lymph nodes to combat of lymphocytes in a node lie along the lymphatic vessels infectious agents 9-21 9-20 9-19 natural killer cells that originate in carry lymph to and carries lymph through the body the bone marrow or the thymus from the lymph nodes 9-24 9-23 9-22 branch of the external divides to provide nerves to travels behind the carotid artery, divides into the specific areas of your mouth, neck of the mandible pterygoid, mandibular and sinuses and teeth pterygopalatine 9-27 9-26 9-25 affects maxillary sinus, leads to mylohyoid muscles; first and second premolars leads to chin, lower lip digastric muscle anteriorly and the mesiobuccal root of the maxillary first molar 9-30 9-29 9-28 Dental Terminology Flashcards - Pack 2 Set 9 Copyright © 2023, U.S. Career Institute. All Rights Reserved. 0204501FC02A-83 Page 23 posterior superior nasopalatine nerve pharyngeal tonsils alveolar nerve; PSA nerve 9-31 9-32 9-33 retromandibular vein small dental nerves trigeminal nerve 9-34 9-35 9-36 vascular system 9-37  Set 9 Page 24 affects wall of the maxillary sinus on the posterior wall laterally, maxillary first, second leads to maxillary anterior teeth of the nasopharynx area and third molars 9-33 9-32 9-31 union of temporal and maxillary primary source of leads to alveolar process, veins that divides into anterior nerve supply to the oral cavity periosteum, premolars, molars and posterior branches 9-36 9-35 9-34 carries blood around the body 9-37 Dental Terminology Flashcards - Pack 2 Set 10 Copyright © 2023, U.S. Career Institute. All Rights Reserved. 0204501FC02A-83 Page 25 cuspid deciduous dentition dentition 10-1 10-2 10-3 heterodont homodont incisors 10-4 10-5 10-6 mandibular (lower) left— mandibular (lower) right— maxillary (upper) left— shorthand shorthand shorthand 10-7 10-8 10-9 maxillary (upper) right— molars occlusion shorthand 10-10 10-11 10-12 permanent dentition premolars quadrants 10-13 10-14 10-15  Set 10 Page 26 refers to the type, number and refers to baby teeth, original teeth; canine; cut and tear food; arrangement of a set of teeth fall out during childhood corners or front of mouth 10-3 10-2 10-1 classification of lower vertebrates classification of a creature single root; cutting or bite; whose teeth are the same shape whose that teeth come in center front of mouth and size and perform the different shapes and sizes; same function perform different functions 10-6 10-5 10-4 UL LR LL 10-9 10-8 10-7 relationship between the maxillary and mandibular teeth; larger than premolars, with up to five UR when the upper and lower cusps; chew and grind jaws closed 10-12 10-11 10-10 replace baby teeth or division of mouth and arches cross between cuspids and molars; erupt to become permanent into four areas for chewing through lifespan 10-15 10-14 10-13 Dental Terminology Flashcards - Pack 2 Set 11 Copyright © 2023, U.S. Career Institute. All Rights Reserved. 0204501FC02A-83 Page 27 cementoblasts deposition exfoliation 11-1 11-2 11-3 mixed dentition period odontoblasts osteoblasts 11-4 11-5 11-6 osteoclasts permanent dentition period primary dentition period 11-7 11-8 11-9 resorption 11-10  Set 11 Page 28 begin to deposit cementum shedding; falling out bone building to cover the new root 11-3 11-2 11-1 occurs when a child has both bone building cells, build a root deposit dentin to create deciduous and permanent teeth; for the new permanent tooth the new permanent tooth from 6 to 12 years 11-6 11-5 11-4 occurs when only deciduous reflects a time when dissolve the root remain in a child’s mouth only permanent teeth populate in the primary tooth six months to six years the mouth; 12 years on 11-9 11-8 11-7 dissolving of bone 11-10 Dental Terminology Flashcards - Pack 2 Set 12 Copyright © 2023, U.S. Career Institute. All Rights Reserved. 0204501FC02A-83 Page 29 alveolar bone alveolar socket anatomical crown 12-1 12-2 12-3 cementoenamel anatomical root apex of the root junction 12-4 12-5 12-6 cementum clinical crown clinical root 12-7 12-8 12-9 dentinoenamel coronal pulp dentin junction 12-10 12-11 12-12 gingiva gingival tissue periodontal ligament 12-13 12-14 12-15  Set 12 Page 30 forms tooth sockets in part of tooth overed by enamel tooth socket in jawbone mandible and maxilla 12-3 12-2 12-1 where the enamel and cementum part of the tooth normally end-most point of root where come in contact with one another; embedded in alveolar process; nerves and blood supply exit pulp neck; cervix; CEJ covered with cementum 12-6 12-5 12-4 part of the crown that bone-like rigid connective tissue; part of the root beneath gum line shows above gum line covers surface of tooth’s root 12-9 12-8 12-7 mineralized tissue that’s harder interior border where than bone and cementum; cavity inside tooth’s crown portion enamel contacts dentin; DEJ softer than enamel 12-12 12-11 12-10 firm connective tissue layered by rugged, fibrous tissue; firm, resilient tissue that mucous membrane covers the connects alveolar bone to makes up the gums; alveolar processes of the jaw and tooth root surrounds the necks of the teeth surrounds the bases of the teeth 12-15 12-14 12-13 Dental Terminology Flashcards - Pack 2 Set 12 Copyright © 2023, U.S. Career Institute. All Rights Reserved. 0204501FC02A-83 Page 31 periodontal tissues periodontium pulp canal 12-16 12-17 12-18 pulp cavity pulp chamber pulp horns 12-19 12-20 12-21 radicular pulp translucent 12-22 12-23  Set 12 Page 32 also called root canal; bone, connective tissue membranes and fibers pulp-filled channel in the and gum that surround that anchor the tooth root of the tooth and support each tooth in alveolar socket 12-18 12-17 12-16 projections of pulp directly part of the pulp cavity central tooth cavity; under cusps of the crown, inside the tooth’s crown portion contains pulp just above the coronal pulp 12-21 12-20 12-19 hardest material in the body; pulp within the canal makes up anatomic crown in the tooth’s root portion of the tooth 12-23 12-22 Dental Terminology Flashcards - Pack 2 Set 13 Copyright © 2023, U.S. Career Institute. All Rights Reserved. 0204501FC02A-83 Page 33 anterior teeth apex apical (anterior) 13-1 13-2 13-3 apical (posterior) apical third buccolingual division 13-4 13-5 13-6 cervical third distal (anterior) distal (posterior) 13-7 13-8 13-9 distal third facial (anterior) facial (posterior) 13-10 13-11 13-12 facial third line angle lingual (anterior) 13-13 13-14 13-15  Set 13 Page 34 closest to the midline root tip or root termination tip of root of the mouth 13-3 13-2 13-1 lengthwise division of the tooth in a labial or buccal-lingual horizontal third nearest root tip or root termination direction (from lips to cheek) the tip of the root to create thirds 13-6 13-5 13-4 surface of the tooth surface of the tooth horizontal third nearest distant (away) from the midline farthest from the midline the neck of the tooth 13-9 13-8 13-7 closest to the face; in anterior teeth, closest to the face; vertical third nearest specifically called the labial surface buccal surface, close to cheeks the distal surface because it is closest to the lips 13-12 13-11 13-10 inside surface, imaginary line formed where vertical third nearest closest to the tongue any two crown surfaces intersect the cheek or lips 13-15 13-14 13-13 Dental Terminology Flashcards - Pack 2 Set 13 Copyright © 2023, U.S. Career Institute. All Rights Reserved. 0204501FC02A-83 Page 35 lingual (posterior) lingual third masticatory (anterior) 13-16 13-17 13-18 masticatory (posterior) mesial (anterior) mesial (posterior) 13-19 13-20 13-21 mesial third mesiodistal division middle third 13-22 13-23 13-24 middle third occlusocervical division point angle 13-25 13-26 13-27 ANTERIOR TOOTH IDS posterior teeth mesiolabial AND DESCRIPTIONS 13-28 13-29  Set 13 Page 36 chewing surface; in anterior teeth inside surface closest to tongue; this is the cutting edge of the incisors vertical third nearest the tongue palatal surface on all maxillary (called the incisal edge) as is closest to the palate 13-18 13-17 13-16 surface of the tooth chewing surface; posterior chewing surface; posterior toward the midline premolars and molars premolars and molars 13-21 13-20 13-19 lengthwise division of the tooth vertical third nearest horizontal third in the middle in a mesial-distal (front-to-back) the mesial surface direction to create thirds 13-24 13-23 13-22 crosswise division of the tooth imaginary point where any or root into horizontal thirds, vertical third in the middle three crown surfaces intersect parallel to the chewing surface of the tooth 13-27 13-26 13-25 run farthest from the midline line where mesial and of the mouth; near the labial surfaces intersect back of the mouth 13-29 13-28 Dental Terminology Flashcards - Pack 2 Set 13 Copyright © 2023, U.S. Career Institute. All Rights Reserved. 0204501FC02A-83 Page 37 mesiolingual distolabial distolingual 13-30 13-31 13-32 labioincisal linguoincisal mesioincisal 13-33 13-34 13-35 POSTERIOR TOOTH IDS distoincisal mesiobuccal AND DESCRIPTIONS 13-36 13-37 mesiolingual distobuccal distolingual 13-38 13-39 13-40 bucco-occlusal linguo-occlusal mesio-occlusal 13-41 13-42 13-43  Set 13 Page 38 line where distal and line where distal and line where mesial and lingual surfaces intersect labial surfaces intersect lingual surfaces intersect 13-32 13-31 13-30 line where mesial and line where lingual and line where labial and incisal surfaces intersect incisal surfaces intersect incisal surfaces intersect 13-35 13-34 13-33 line where mesial and line where distal and buccal surfaces intersect incisal surfaces intersect 13-37 13-36 line where distal and line where distal and line where mesial and lingual surfaces intersect buccal surfaces intersect lingual surfaces intersect 13-40 13-39 13-38 line where mesial and line where lingual and line where buccal and occlusal surfaces intersect occlusal surfaces intersect occlusal surfaces intersect 13-43 13-42 13-41  Dental Terminology Flashcards - Pack 2 Set 13 Copyright © 2023, U.S. Career Institute. All Rights Reserved. 0204501FC02A-83 Page 39 ANTERIOR POINT-ANGLE disto-occlusal distolabioincisal ID AND DESCRIPTION 13-44 13-45 distolinguoincisal mesiolabioincisal mesiolinguoincisal 13-46 13-47 13-48 POSTERIOR POINT-ANGLE ID distobucco-occusal distolinguo-occusal AND DESCRIPTIONS 13-49 13-50 mesiobucco-occlusal mesiolinguo-occlusal 13-51 13-52  Set 13 Page 40 point where distal, labial line where distal and and incisal surfaces intersect occlusal surfaces intersect 13-45 13-44 point where mesial, lingual point where mesial, labial point where distal, lingual and incisal surfaces intersect and incisal surfaces intersect and incisal surfaces intersect 13-48 13-47 13-46 point where distal, lingual point where distal, buccal and occlusal surfaces intersect and occlusal surfaces intersect 13-50 13-49 point where mesial, lingual point where mesial, buccal and occlusal surfaces intersect and occlusal surfaces intersect 13-52 13-51 Dental Terminology Flashcards - Pack 2 Set 14 Copyright © 2023, U.S. Career Institute. All Rights Reserved. 0204501FC02A-83 Page 41 alveolar eminence antagonist bifurcation 14-1 14-2 14-3 contact area crown depressions cusp 14-4 14-5 14-6 Cusp of Carabelli developmental groove elevations 14-7 14-8 14-9 embrasure space fissures fossa 14-10 14-11 14-12 furcation lobe mamelon 14-13 14-14 14-15  Set 14 Page 42 tooth that occludes root that divides outline of the root; visible on another tooth in the opposing into two branches the outside of the jawbone arch with closed mouth 14-3 14-2 14-1 pointed or rounded peak of area on mesial or distal low points or “valleys” in the enamel on cuspids; occlusal surfaces surface that touches an surface of the crown of the premolars and molars adjacent tooth; same arch 14-6 14-5 14-4 small additional cusp fissure between the cusps heights at the mesiolingual line angle on the crown of tooth of maxillary first molars 14-9 14-8 14-7 linear faults that sometimes rounded or wedge-shaped triangular space near the gingiva; occur in a developmental depression of varying size between proximal surfaces of two groove when the lobes on the surface of a tooth adjacent teeth and their contact do not correctly join 14-12 14-11 14-10 rounded portion of the one of the primary divisions division of a root into incisal edge of newly erupted of a crown multiple branches central or lateral incisors 14-15 14-14 14-13 Dental Terminology Flashcards - Pack 2 Set 14 Copyright © 2023, U.S. Career Institute. All Rights Reserved. 0204501FC02A-83 Page 43 marginal ridges oblique ridges pit 14-16 14-17 14-18 proximal surface ridge sulcus 14-19 14-20 14-21 supplemental groove transverse ridges triangular ridges 14-22 14-23 14-24 trifurcation tubercle 14-25 14-26  Set 14 Page 44 deep area that results occur on maxillary molars; rounded borders of enamel when two developmental they accompany the that form the mesial and grooves cross each other distal oblique groove distal margins 14-18 14-17 14-16 elongated depression on the any linear (line-like) surface of the tooth surface of a tooth; formed by the elevation on surface of a tooth adjacent to another tooth inclines of adjacent cusps or ridges 14-21 14-20 14-19 ridges that descend from the minor groove that branches tips of the premolar and occur when a buccal off a more prominent molar cusps toward the central and lingual triangular ridge join developmental groove part of the occlusal surface 14-24 14-23 14-22 small elevation produced root that divides into when extra enamel forms three branches 14-26 14-25