identification and landmarks

Question 1

what tooth is this?

name the colored regions:

1. yellow:
2. green (lingual):
3. pink:
4. orange:
5. green (facial):
6. blue:
7. lines:

Answer 1

permanent L max central incisor

1. yellow: cingulum
2. green (lingual): lingual fossa
3. pink: distal marginal ridge
4. orange: mesial marginal ridge
5. green (facial): mesiofacial line angle and mesioincisal line angle
6. blue: distofacial line angle and distoincisal line angle
7. lines: mesiofacial developmental depression and distofacial developmental depression

Question 2

what tooth is this?

Answer 2

permanent L max central incisor

Question 3

what tooth is this?

name the colored regions:

1. yellow:
2. green (lingual):
3. pink:
4. orange:
5. green (facial):
6. blue:

Answer 3

permanent L max lateral incisor

1. yellow: cingulum
2. green (lingual): lingual fossa
3. pink: distal marginal ridge
4. orange: mesial marginal ridge
5. green (facial): mesiofacial line angle and mesioincisal line angle
6. blue: distofacial line angle and distoincisal line angle

Question 4

what tooth is this?

Answer 4

permanent L max central incisor

Question 5

what tooth is this?

name the colored regions (14)

Answer 5

permanent max L canine

1. cingulum
2. facial cusp arm
3. mesial cusp arm
4. distal cusp arm
5. lingual cusp arm
6. mesial marginal ridge
7. distal marginal ridge
8. mesiofacial developmental depression
9. distofacial developmental depression
10. mesiofacial line angle
11. distofacial line angle
12. distolingual fossa
13. mesiodistal fossa
14. root developmental depression on distal side

Question 6

what tooth is this?

Answer 6

permanent L max canine

(lingual root converges and can see M/D edges)

Question 7

what tooth is this?

name the colored regions:

1. yellow:
2. green:
3. blue:
4. purple:

Answer 7

permanent L mand central incisor

1. yellow: cingulum
2. green: mesiofacial line angle
3. blue: distofacial line angle
4. purple: root developmental depression on distal side

Question 8

what tooth is this?

Answer 8

permanent L mand central incisor

Question 9

what tooth is this?

what are the colored regions:

1. yellow:
2. red:
3. green:
4. blue:
5. line:
6. purple:

Answer 9

permanent L mand lateral incisor

1. yellow: cingulum
2. red: distal marginal ridge
3. green: mesiofacial line angle
4. blue: distofacial line angle
5. line: distal marginal ridge is visible from mesial side
6. purple: root developmental depression on distal side

Question 10

what tooth is this?

Answer 10

permanent L mand lateral incisor

Question 11

what tooth is this?

name the colored regions (13)

Answer 11

permanent L mand canine

1. cingulum
2. facial cusp arm
3. mesial cusp arm
4. distal cusp arm
5. lingual cusp arm
6. mesial marginal ridge (orange)
7. distal marginal ridge (red)
8. mesiofacial developmental depression
9. distofacial developmental depression
10. mesiofacial line angle
11. distofacial line angle
12. distolingual fossa
13. mesiodistal fossa

Question 12

what tooth is this?

Answer 12

permanent L mandibular canine

Question 13

what tooth is this?

name the lines:

Answer 13

permanent L max first premolar

1. buccal cusp
2. lingual cusp
3. buccal and lingual triangular ridges

Question 14

what tooth is this?

name the colored regions:

1. red:
2. blue:
3. orange:
4. yellow:
5. green:
6. pink:
7. purple:
8. purple:
9. turquoise:

Answer 14

permanent L max first premolar

1. red: buccal ridge
2. blue: mesial cusp arm
3. orange: distal cusp arm
4. yellow: mesial marginal ridge
5. green: mesial marginal ridge developmental groove
6. pink: distal marginal ridge
7. purple: root developmental depression on mesial side
8. purple: buccal and distal triangular ridges
9. turquoise: central developmental groove

Question 15

what tooth is this?

what is the occlusal outline?

Answer 15

permanent L max first premolar

hexagon

Question 16

what tooth is this?

what are the lines pointing to?

Answer 16

permanent L max first premolar

buccal cusp

lingual cusp (functional)

mesiobuccal and distobuccal supplemental grooves

mesial and distal triangular fossa

Question 17

what tooth is this?

Answer 17

permanent max L first premolar

Question 18

what tooth is this?

lots of ___ grooves, “___”

Answer 18

permanent L max second premolar

lots of supplemental grooves, “wrinkled”

Question 19

what tooth is this?

what are the lines pointing to?

Answer 19

permanent L max second premolar

buccal cusp

lingual cusp

mesial and distal triangular fossa

buccal and lingual triangluar ridges

Question 20

what tooth is this?

what are the colored regions?

1. red:
2. blue:
3. orange:
4. yellow:
5. pink:
6. purple:
7. turquoise:

Answer 20

permanent L max second premolar

1. red: buccal ridge
2. blue: mesial cusp arm
3. orange: distal cusp arm
4. yellow: mesial marginal ridge
5. pink: distal marginal ridge
6. purple: buccal and distal triangular ridges
7. turquoise: central developmental groove

Question 21

what tooth is this?

Answer 21

permanent L max second premolar

Question 22

what tooth is this?

what is the occlusal outline?

Answer 22

permanent L max second premolar

circular

Question 23

what tooth is this?

what are the lines pointing to?

Answer 23

permanent L mand first premolar

1. buccal cusp
2. lingual cusp
3. buccal and lingual triangular ridges froming transverse ridge
4. mesial and distal triangular fossa

Question 24

what tooth is this?

what are the colored regions?

Answer 24

permanent L mand first premolar

1. root developmental depression on mesial side
2. mesiolingual developmental groove
3. buccal ridge
4. mesial cusp arm
5. distal cusp arm
6. central developmental groove
7. mesial marginal ridge
8. distal marginal ridge
9. transverse ridge forming from buccal and lingual triangular ridges

Question 25

what tooth is this? what is the occlusal outline?

Answer 25

permanent L mand first premolar diamond

Question 26

what tooth is this? what does it resemble?

Answer 26

permanent L mand first premolar lingual cusp resembles a cingulum

Question 27

what is this tooth?

Answer 27

permanent L mand first premolar (from lingual can see a little of M edge)

Question 28

what tooth is this? what are the lines pointing to?

Answer 28

permanet L mand second premolar 1. buccal cusp 2. mesiolingual cusp 3. distolingual cusp 4. central pit (drawn) 5. mesial and distal trangular fossa

Question 29

what tooth is this? what are the colored regions?

Answer 29

permanet L mand second premolar 1. green: lingual developmental groove 2. buccal ridge 3. mesial cusp arm (blue) 4. distal cusp arm 5. mesial marginal ridge 6. Y developmental groove

Question 30

what tooth is this? what is the occlusal outline

Answer 30

permanet L mand second premolar square

Question 31

what tooth is this? what marginal ridge is at a lower level?

Answer 31

permanet L mand second premolar distal marginal ridge is at a lower level than mesial marginal ridge

Question 32

what tooth is this?

Answer 32

permanet L mand second premolar

Question 33

what tooth is this? what are the lines pointing to?

Answer 33

permanenet L max first molar 1. concavity on distobuccal side 2. major fossa: central and distal (with central and distal pits) 3. trigon formed by: MB, DB, ML 4. oblique ridge formed by: DB, ML

Question 34

what tooth is this? name the colored regions

Answer 34

permanenet L max first molar 1. buccal developmental groove 2. lingual developmental groove 3. mesial marginal ridge 4. distal marginal ridge 5. trigon: MB, DB, ML 6. oblique ridge: DB and ML triangular ridges 7. mesial and distal triangular fossa

Question 35

what tooth is this? order the cusps from largest to smallest

Answer 35

permanenet L max first molar ML\>MB\>DB\>DL\>CC

Question 36

what tooth is this? it is the only tooth that broadens \_\_\_

Answer 36

permanenet L max first molar it is the only tooth that broadens lingually

Question 37

what tooth is this? what is the occlusal outline? (name acute and obtuse angles)

Answer 37

permanenet L max first molar rhomboid acute: MB, DL cusps obtuse: DB, ML cusps

Question 38

What tooth is this

Answer 38

permanent L max first molar

Question 39

what tooth is this? what is the occlusal outline?

Answer 39

perm L max second molar rhomboid

Question 40

what tooth is this? what are the lines pointing to?

Answer 40

perm L max second molar mesial buccal cusp mesial lingual cusp distal buccal cusp distal lingual cusp

Question 41

what tooth is this? what are the colored regions?

Answer 41

perm L max second molar mesial marginal ridge distal marginal ridge lingual developmental groove buccal developmental groove central developmental groove

Question 42

what tooth is this? what is the occlusal outline?

Answer 42

perm L max second molar rhomboid

Question 43

what tooth is this? what is the occlusal outline?

Answer 43

perm L max second molar rhomboid

Question 44

what tooth is this?

Answer 44

permanent L max second molar

Question 45

what tooth is this? name the 6 boundries of the central fossa

Answer 45

permanent L mand first molar 1. distal slope of MB cusp 2. M and D slopes of DB cusp 3. M slope of D cusp 4. D slope of ML cusp 5. M slope of DL cusp 6. triangular ridges of MB, D, DL, ML cusps

Question 46

what tooth is this? list the cusps from largest to smallest

Answer 46

permanent L mand first molar MB ML DL DB D

Question 47

what tooth is this? what are the colored regions?

Answer 47

permanent L mand first molar 1. mesiobuccal developmental groove 2. distobuccal developmental groove 3. lingual developmental groove 4. mesial marginal ridge 5. distal marginal ridge 6. central developmental groove 7. central fossa

Question 48

what tooth is this? what is the occlusal outline?

Answer 48

permanent L mand first molar hexagonal

Question 49

what tooth is this?

Answer 49

permanent L mand first molar

Question 50

what tooth is this? what are the cusp? what is the most prominent cusp?

Answer 50

permanent L mand second molar MB, DB, ML, DL cusps DB cusp most prominent

Question 51

what tooth is this? what is the occlusal outline?

Answer 51

permanent L mand second molar square

Question 52

what tooth is this? what are the colored regions?

Answer 52

permanent L mand second molar 1. buccal developmental groove 2. lingual developmental groove 3. mesial marginal ridge 4. distal marginal ridge 5. central developmental groove 6. buccal developmental groove 7. lingual developmental groove

Question 53

what tooth is this?

Answer 53

permanent L mand second molar

Question 54

what tooth is this? name the colored regions: 1. yellow: 2. red: 3. orange: 4. brown: 5. grey:

Answer 54

primary R central incisor 1. yellow: cingulum 2. red: distal marginal ridge 3. orange: mesial marginal ridge 4. brown: mesiolingual fossa 5. grey: distolingual fossa

Question 55

what tooth is this?

Answer 55

primary R max central incisor

Question 56

what tooth is this?

Answer 56

primary R max lateral incisor

Question 57

what tooth is this?

Answer 57

primary R max lateral incisor

Question 58

what tooth is this? name the colored regions 1. yellow: 2. pink: 3. orange 4. purple:

Answer 58

primary R max canine 1. yellow: cingulum 2. pink: buccal cusp arm 3. orange: mesial cusp arm 4. purple: distal cusp arm

Question 59

what tooth is this? root is \_\_x the length of the crown?

Answer 59

primary R max canine

Question 60

what tooth is this?

Answer 60

primary R max canine

Question 61

what tooth is this? root is \_\_x the length of the crown

Answer 61

primary R mand central incisor root is 2x the length of the crown

Question 62

what tooth is this?

Answer 62

primary R mand central incisor

Question 63

what tooth is this? what are the colored regions? 1. orange: 2. red: 3. green:

Answer 63

primary R mand lateral incisor 1. orange: mesial marginal ridge 2. red: distal marginal ridge 3. green: lingual fossa

Question 64

what tooth is this?

Answer 64

primary R mand lateral incisor

Question 65

what tooth is this? is this cusp more/less pointed than the other canine?

Answer 65

primary R mand canine cusp is less pointed than max canine

Question 66

what tooth is this?

Answer 66

primary R mand canine

Question 67

what tooth is this? what is the longest root?

Answer 67

primary R max first molar lingual root is the longest

Question 68

what tooth is this? what is the largest and longest cusp?

Answer 68

primary R max first molar ML cusp is the largest and longest

Question 69

what tooth is this? what tooth does this resemble?

Answer 69

primary R max first molar permanent max premolar

Question 70

what tooth is this? what are the lines pointing to?

Answer 70

primary R max first molar 1. prominent convexity on MB aspect 2. DB and ML trangular ridges forming oblique ridge 3. MB, DB, ML, DL cusps 4. red: central pit in central fossa 5. gray: mesial and distal triangular fossa

Question 71

what tooth is this? what is the occlusal outline

Answer 71

primary R max first molar triangle

Question 72

what tooth is this? what are the colored regions?

Answer 72

primary R max first molar 1. red: buccal developmental groove 2. blue: central developmental groove 3. distal developmental groove 4. pink: oblique ridge: ML and DB triangular ridges

Question 73

what tooth is this?

Answer 73

primary R max first molar

Question 74

what tooth is this? what is the occlusal outline of this tooth?

Answer 74

primary R max second molar rhomboid

Question 75

what tooth is this? what are the red and gray lines pointing to?

Answer 75

primary R max second molar red: central pit, distal pit gray: central fossa, distal fossa

Question 76

what tooth is this? list the cusps from largest to smallest:

Answer 76

primary R max second molar ML MB DB DL CC

Question 77

what tooth is this? what are the colored regions? 1. red: 2. orange 3. pink:

Answer 77

primary R max second molar 1. red: distal marginal ridge 2. orange: mesial marginal ridge 3. pink: oblique ridge made of DB and ML triangular ridges 4. also has trigon (MB, DB, ML cusps) and central developmental groove

Question 78

what tooth is this? what tooth does this resemble?

Answer 78

primary R max second molar resembles permanent max first molar

Question 79

what tooth is this?

Answer 79

primary R max second molar

Question 80

what tooth is this? what structure looks like another cusp from the lingual view?

Answer 80

primary R mand first molar mesial marginal ridge

Question 81

what tooth is this? what are the white and red lines pointing to?

Answer 81

primary R mand first molar white arrow: prominent MB convexity and MB cervical ridge white lines: MB, DB, ML (largest), DL red: central pit and mesial pit

Question 82

what tooth is this? what are the colored regions? 1. blue: 2. pink: 3. orange: 4. red:

Answer 82

primary R mand first molar 1. blue: central, buccal, lingual developmental grooves 2. pink: transverse ridge formed by MB and ML cusps 3. orange: mesial marginal ridge 4. red: distal marginal ridge

Question 83

what tooth is this? which cusp is largest?

Answer 83

primary R mand first molar mesiolingual cusp is the largest

Question 84

what tooth is this? what is the shape of the mesial root? how does this differ from the distal root?

Answer 84

primary R mand first molar mesial root looks like a rectangle distal root tapers at the apex

Question 85

what tooth is this? does it have a buccal developmental groove?

Answer 85

primary R mand first molar no

Question 86

what tooth is this? the crown height is 2x on the ___ side

Answer 86

primary R mand first molar mesial

Question 87

what tooth is this? what tooth does this resemble?

Answer 87

primary R mand first molar resembles no other tooth

Question 88

what tooth is this?

Answer 88

primary R mand first molar

Question 89

what tooth is this? what is the occlusal outline?

Answer 89

primary R mand second molar hexagon

Question 90

what tooth is this? what are the colored regions? 1. red: 2. green: 3. orange: 4. red (distal): 5. blue:

Answer 90

primary R mand second molar 1. red: Mesiobuccal and distobuccal developmenttal grooves 2. green: lingual dvelopmental groove 3. orange: mesial marginal ridge 4. red (distal): distal marginal ridge 5. blue: central, mesiobuccal, distobuccal, lingual developmental grooves

Question 91

what tooth is this? what tooth does it resemble?

Answer 91

primary R mand second molar permanent mandibular first molar

Question 92

what tooth is this?

Answer 92

primary R mand second molar

Question 93

what teeth have a mesial cusp arm that is longer than the distal cusp arm?

Answer 93

permanent max first premolar primary max canine

Question 94

what teeth have a transverse ridge?

Answer 94

1. permanent mandibular first premolar 2. primary mandibular first molar

Question 95

what teeth have an oblique ridge?

Answer 95

1. permanent maxillary first molar 2. primary maxillary first molar 3. primary maxillary second molar

Question 96

what tooth has a mesial marginal ridge at a lower height than distal marginal ridge?

Answer 96

permanent mand first premolar