Dental Anatomy
and Masticatory Dynamics

INDIAN DENTAL ACADEMY
Leader in continuing dental education
www.indiandentalacade...
Today
 Intro

faculty
 Distribute Manual / Discuss Resources
 Intro lecture
 Mock Quiz
 Review Quiz

www.indiandental...
Faculty
 Ilze

Bekeny
 Francis Curd
 T. Roma Jasinevicius
 Jay Joseph
 Louis Juliano
 Tania Markarian
www.indiandent...
DAMD Offices
 Next

to DentSim Clinic
 In BLUE manual
– Telephone numbers
– E-mail numbers

www.indiandentalacademy.com
Text / Resources



Notes
CD

www.indiandentalacademy.com
Lecture



Welcome
CWRUDay 1 of
your
professional
career
the rest of
your life!!! –

www.indiandentalacademy.com
From Apprentice

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George Washington’s ‘Teeth’

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20th century dentures

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www.indiandentalacademy.com
www.indiandentalacademy.com
From apprentice
to
professional

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Restorative Dentistry
on typodont
Procedures executed by
2nd year Dental Student
www.indiandentalacademy.com
Start
notes
from here

Masticatory /
Gnathological System

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Masticatory /
Gnathological system


Masticatory:
– Pertaining to chewing



Gnathology
– Science that deals with
anatom...
Sagittal view of skull:
Jaws:
Maxilla – non-movable
Mandible - movable

Temporomandibular jt

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Mixed Dentition:
Primary /Deciduous and Permanent

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Determination of age from teeth present

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6 year molar

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LI + CI
8 yr 7
yr
Permanent Teeth

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Maxillary
ANTERIOR

Mandibular
ANTERIOR

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Anterior Teeth
 Maxillary

– Central Incisor (2 – right and left)
– Lateral Incisor (2 – right and left)
– Canine (2 – ri...
Maxillary
PreMolars

Mandibular
PreMolars
www.indiandentalacademy.com
Posterior Teeth - PreMolars
 Maxillary

– 1st Premolar (2 – right and left)
– 2nd Premolar (2 – right and left)
 Mandibu...
Maxillary
Molars

Mandibular
Molars
www.indiandentalacademy.com
Posterior Teeth - Molars
 Maxillary

– 1st Molar (2 – right and left)
– 2nd Molar (2 – right and left)
– 3rd Molar (Wisdo...
Division


Arches
– Maxillary



Mandibular

Quadrants
– Maxillary Arch
• Right quadrant
• Left quadrant



Mandibular ...
Maxillary Arch

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RIGHT
LEFT
Left

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Maxillary Arch

Max Right
quadrant

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Maxillary Arch

Max Left
quadrant

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Maxillary Arch
Max Left
Posterior
sextant

Max Right
Posterior
sextant

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www.indiandentalacademy.com
CROWN
coronal
Cervical line
ROOT
radicular

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Incisal (ant)
Occlusal (post)
CROWN
coronal

Cervical line

ROOT
radicular
APEX
apical
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Right

Midline

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Left
Right

Midline

Left

Mesial – towards midine
Distal

Away from midline

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Right

Midline

M
D
M
D

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Left
Right
UNIVERSAL
SYSTEM

7

8

9

Left

10

6

11

5
4
3

14

2
1

15
www.indiandentalacademy.com

-missing

missing

16
Mandible numbering system
32 missing

missing

31

18

30

19

29
28
27

26

22
25/24 23

www.indiandentalacademy.com

20
...
Name / number the teeth
Using Universal # System

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Name / number the teeth
Using Universal # System!

45

6

7

8

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9 10 11
8

9

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More terminology
FACIAL
View

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More terminology
 Views

/ aspects of teeth

– Facial
– Lingual
– Mesial (a proximal surface)
– Distal ( a proximal surfa...
#8

midline

DISTAL

MESIAL
INCISAL

Facial
View
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Apical
Facial View

Mesial

Distal

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Incisal
Apical
APICAL
MIDDLE
CERVICAL
CERVICAL
Mesial
MIDDLE

Distal

INCISAL
Incisal

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Apical

Mesial

Middle

middle

Mesial Middle
Incisal
www.indiandentalacademy.com

Distal
Distal
Proximal
View
Apical
Facial

Middle

Lingual

Cervical
Cervical
Facial

Middle
Incisal

Lingual

www.indiandentalacademy.c...
Proximal

Facial

Trapezoid

Triangle
Incisors

PM

Molars

Rhomboid
PMwww.indiandentalacademy.com
Molars
Facial of all teeth - trapezoidal

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Break time – 10 minutes

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Continue with terminology…

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Contact areas


Area on proximal surface of a tooth – either
M or D – when teeth are in good alignment
– which touches ad...
Contact areas


Area on proximal surface of a tooth – either
M or D – when teeth are in good alignment
– which touches ad...
www.indiandentalacademy.com
Variations yet
characteristics for identification

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Maxillary Incisors
Purpose
Along with mandibular incisors
– Esthetics
– Phonetics - speech
– Incising / cutting

www.india...
Information* and Photos with black background – Tooth
Atlas

www.indiandentalacademy.com
* Information with asterisk from ...
Maxillary Central Incisor
Development*
The initiation of calcification is between 3
and 4 months.
 The completion of enam...
Why DA ?

www.indiandentalacademy.com
www.indiandentalacademy.com
5 views of teeth


Facial
– Labial (anterior)
– Buccal (posteriors)






Lingual
Mesial
Distal
Incisal / Occlusal
– ...
Maxillary Central - #8 Facial view


Crown:Root -

11mm: 13 mm



M-Inc Corner -

90 degrees



D-Inc Corner -

rounded...
Maxillary Central - #8 Facial view


Size
– MD
– Inc-Cerv



M outline



D outline

www.indiandentalacademy.com

wides...
Maxillary Central - #8 Facial view


Size
– MD
– Inc-Cerv



M outline



D outline

www.indiandentalacademy.com

wides...
Maxillary Central - #8 Lingual view


Marginal ridges (MR)
– MMR > DMR
– Moderately pronounced



Cingulum
– Moderately ...
Maxillary Central - #8 Lingual view


Marginal ridges (MR)
– MMR > DMR
– Moderately pronounced



Cingulum
– Moderately ...
Maxillary Central - #8 Mesial view


Incisal Edge

sltly F to .
root axis



Facial surface



CEJ (cervical line) deep...
Maxillary Central - #8 Distal view


Incisal Edge

sltly F to .
root axis



Facial surface



CEJ (cervical line) deep...
Maxillary Central - #8 Incisal view


Geometric
– Triangular
– MD > FL
–



Facial
– flat



Cingulum
– Distal location...
Maxillary Lateral Incisor
Most variable ANTERIOR tooth

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www.indiandentalacademy.com
Maxillary Lateral - #7 Facial view


Crown:Root -



M-Inc Corner -



D-Inc Corner -

v. rounded



M contact D conta...
Maxillary Lateral - #7 Facial view


Crown:Root -



M-Inc Corner -



D-Inc Corner -

v. rounded



M contact D conta...
Maxillary Lateral - #7 Facial view


Size
– MD
– Inc-Cerv

smaller than CI
shorter CI



M outline

rounded



D outlin...
Maxillary Lateral - #7 Facial view


Size
– MD
– Inc-Cerv

smaller than CI
shorter CI



M outline

rounded



D outlin...
Maxillary Lateral and Central - #7 - #8 Facial view

www.indiandentalacademy.com
Maxillary Lateral - #7 Lingual view


Marginal ridges (MR)
– MMR > DMR
– Moderately pronounced
– More than CI



Cingulu...
Maxillary Lateral - #7 Lingual view


Marginal ridges (MR)
– MMR > DMR
– Moderately pronounced
– More than CI



Cingulu...
www.indiandentalacademy.com
Maxillary Lateral - #7 Mesial view


Incisal Edge

sltly F to .
root

axis


Facial surface

more rnd



CEJ (cervical ...
Maxillary Lateral - #7 Distal view


Incisal Edge

sltly F to .

root axis


Facial surface

more rnd



CEJ (cervical ...
Maxillary Lateral - #7 Incisal view


Geometric
– Rnded
– MD > FL
–



Facial
– rnd



Cingulum
– Centered

www.indiand...
It’s been so lovely!!!
Next session –
Quiz and bring typodonts (we will provide prep)
For LAB: bring matches (lighter) and...
Thank you
www.indiandentalacademy.com
Leader in continuing dental education

www.indiandentalacademy.com
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Anatomy & physiology /certified fixed orthodontic courses by Indian dental academy

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Welcome to Indian Dental Academy
The Indian Dental Academy is the Leader in continuing dental education , training dentists in all aspects of dentistry and offering a wide range of dental certified courses in different formats.

Indian dental academy has a unique training program & curriculum that provides students with exceptional clinical skills and enabling them to return to their office with high level confidence and start treating patients

State of the art comprehensive training-Faculty of world wide repute &Very affordable.

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Anatomy & physiology /certified fixed orthodontic courses by Indian dental academy

  1. 1. Dental Anatomy and Masticatory Dynamics INDIAN DENTAL ACADEMY Leader in continuing dental education www.indiandentalacademy.com www.indiandentalacademy.com
  2. 2. Today  Intro faculty  Distribute Manual / Discuss Resources  Intro lecture  Mock Quiz  Review Quiz www.indiandentalacademy.com
  3. 3. Faculty  Ilze Bekeny  Francis Curd  T. Roma Jasinevicius  Jay Joseph  Louis Juliano  Tania Markarian www.indiandentalacademy.com
  4. 4. DAMD Offices  Next to DentSim Clinic  In BLUE manual – Telephone numbers – E-mail numbers www.indiandentalacademy.com
  5. 5. Text / Resources   Notes CD www.indiandentalacademy.com
  6. 6. Lecture   Welcome CWRUDay 1 of your professional career the rest of your life!!! – www.indiandentalacademy.com
  7. 7. From Apprentice www.indiandentalacademy.com
  8. 8. George Washington’s ‘Teeth’ www.indiandentalacademy.com
  9. 9. 20th century dentures www.indiandentalacademy.com
  10. 10. www.indiandentalacademy.com
  11. 11. www.indiandentalacademy.com
  12. 12. From apprentice to professional www.indiandentalacademy.com
  13. 13. Restorative Dentistry on typodont Procedures executed by 2nd year Dental Student www.indiandentalacademy.com
  14. 14. Start notes from here Masticatory / Gnathological System www.indiandentalacademy.com
  15. 15. Masticatory / Gnathological system  Masticatory: – Pertaining to chewing  Gnathology – Science that deals with anatomy, histology, physiology, pathology of the jaws and masticatory system as a whole, including the applicable diagnostic, therapeutic and rehabilitative procedures www.indiandentalacademy.com Frontal view
  16. 16. Sagittal view of skull: Jaws: Maxilla – non-movable Mandible - movable Temporomandibular jt www.indiandentalacademy.com
  17. 17. Mixed Dentition: Primary /Deciduous and Permanent www.indiandentalacademy.com
  18. 18. Determination of age from teeth present www.indiandentalacademy.com
  19. 19. 6 year molar www.indiandentalacademy.com LI + CI 8 yr 7 yr
  20. 20. Permanent Teeth www.indiandentalacademy.com
  21. 21. Maxillary ANTERIOR Mandibular ANTERIOR www.indiandentalacademy.com
  22. 22. Anterior Teeth  Maxillary – Central Incisor (2 – right and left) – Lateral Incisor (2 – right and left) – Canine (2 – right and left)  Mandibular – Central Incisor (2 – right and left) – Lateral Incisor (2 – right and left) – Canine (2 – right and left) www.indiandentalacademy.com
  23. 23. Maxillary PreMolars Mandibular PreMolars www.indiandentalacademy.com
  24. 24. Posterior Teeth - PreMolars  Maxillary – 1st Premolar (2 – right and left) – 2nd Premolar (2 – right and left)  Mandibular – 1st Premolar (2 – right and left) – 2nd Premolar (2 – right and left) www.indiandentalacademy.com
  25. 25. Maxillary Molars Mandibular Molars www.indiandentalacademy.com
  26. 26. Posterior Teeth - Molars  Maxillary – 1st Molar (2 – right and left) – 2nd Molar (2 – right and left) – 3rd Molar (Wisdom tooth) (2 – right and left)  Mandibular – 1st Molar(2 – right and left) – 2nd Molar (2 – right and left) – 3rd Molar (Wisdom tooth) (2 – right and left) www.indiandentalacademy.com
  27. 27. Division  Arches – Maxillary  Mandibular Quadrants – Maxillary Arch • Right quadrant • Left quadrant  Mandibular Arch Right quadrant Left quadrant Sextants – Maxillary Arch • Right posterior sextant • Anterior sextant • Left posterior sextant Mandibular Arch Right posterior sextant Anterior sextant Left posterior sextant www.indiandentalacademy.com
  28. 28. Maxillary Arch www.indiandentalacademy.com
  29. 29. RIGHT LEFT Left www.indiandentalacademy.com
  30. 30. Maxillary Arch Max Right quadrant www.indiandentalacademy.com
  31. 31. Maxillary Arch Max Left quadrant www.indiandentalacademy.com
  32. 32. Maxillary Arch Max Left Posterior sextant Max Right Posterior sextant www.indiandentalacademy.com
  33. 33. www.indiandentalacademy.com
  34. 34. CROWN coronal Cervical line ROOT radicular www.indiandentalacademy.com
  35. 35. Incisal (ant) Occlusal (post) CROWN coronal Cervical line ROOT radicular APEX apical www.indiandentalacademy.com
  36. 36. Right Midline www.indiandentalacademy.com Left
  37. 37. Right Midline Left Mesial – towards midine Distal Away from midline www.indiandentalacademy.com
  38. 38. Right Midline M D M D www.indiandentalacademy.com Left
  39. 39. Right UNIVERSAL SYSTEM 7 8 9 Left 10 6 11 5 4 3 14 2 1 15 www.indiandentalacademy.com -missing missing 16
  40. 40. Mandible numbering system 32 missing missing 31 18 30 19 29 28 27 26 22 25/24 23 www.indiandentalacademy.com 20 21 17
  41. 41. Name / number the teeth Using Universal # System www.indiandentalacademy.com
  42. 42. Name / number the teeth Using Universal # System! 45 6 7 8 www.indiandentalacademy.com 9 10 11
  43. 43. 8 9 www.indiandentalacademy.com
  44. 44. More terminology FACIAL View www.indiandentalacademy.com
  45. 45. More terminology  Views / aspects of teeth – Facial – Lingual – Mesial (a proximal surface) – Distal ( a proximal surface) – Occlusal (posterior) / Incisal (anterior) www.indiandentalacademy.com
  46. 46. #8 midline DISTAL MESIAL INCISAL Facial View www.indiandentalacademy.com
  47. 47. www.indiandentalacademy.com
  48. 48. Apical Facial View Mesial Distal www.indiandentalacademy.com Incisal
  49. 49. Apical APICAL MIDDLE CERVICAL CERVICAL Mesial MIDDLE Distal INCISAL Incisal www.indiandentalacademy.com
  50. 50. Apical Mesial Middle middle Mesial Middle Incisal www.indiandentalacademy.com Distal Distal
  51. 51. Proximal View Apical Facial Middle Lingual Cervical Cervical Facial Middle Incisal Lingual www.indiandentalacademy.com
  52. 52. Proximal Facial Trapezoid Triangle Incisors PM Molars Rhomboid PMwww.indiandentalacademy.com Molars
  53. 53. Facial of all teeth - trapezoidal www.indiandentalacademy.com
  54. 54. Break time – 10 minutes www.indiandentalacademy.com
  55. 55. Continue with terminology… www.indiandentalacademy.com
  56. 56. Contact areas  Area on proximal surface of a tooth – either M or D – when teeth are in good alignment – which touches adjacent tooth www.indiandentalacademy.com
  57. 57. Contact areas  Area on proximal surface of a tooth – either M or D – when teeth are in good alignment – which touches adjacent tooth www.indiandentalacademy.com
  58. 58. www.indiandentalacademy.com
  59. 59. Variations yet characteristics for identification www.indiandentalacademy.com
  60. 60. Maxillary Incisors Purpose Along with mandibular incisors – Esthetics – Phonetics - speech – Incising / cutting www.indiandentalacademy.com
  61. 61. Information* and Photos with black background – Tooth Atlas www.indiandentalacademy.com * Information with asterisk from Tooth Atlas CD
  62. 62. Maxillary Central Incisor Development* The initiation of calcification is between 3 and 4 months.  The completion of enamel formation is 4 to 5 years.  The eruption is between 7 to 8 years.  Root development complete at 10 years.  www.indiandentalacademy.com
  63. 63. Why DA ? www.indiandentalacademy.com
  64. 64. www.indiandentalacademy.com
  65. 65. 5 views of teeth  Facial – Labial (anterior) – Buccal (posteriors)     Lingual Mesial Distal Incisal / Occlusal – Ant / posterior www.indiandentalacademy.com
  66. 66. Maxillary Central - #8 Facial view  Crown:Root - 11mm: 13 mm  M-Inc Corner - 90 degrees  D-Inc Corner - rounded  M contact D contact -  (Incisal/Middle) D www.indiandentalacademy.com Incisal Junction
  67. 67. Maxillary Central - #8 Facial view  Size – MD – Inc-Cerv  M outline  D outline www.indiandentalacademy.com widest ANT tooth longest Crown straight sltly rounded
  68. 68. Maxillary Central - #8 Facial view  Size – MD – Inc-Cerv  M outline  D outline www.indiandentalacademy.com widest ANT tooth longest Crown straight sltly rounded
  69. 69. Maxillary Central - #8 Lingual view  Marginal ridges (MR) – MMR > DMR – Moderately pronounced  Cingulum – Moderately pronounced – D located  Fossa – Moderate depth www.indiandentalacademy.com
  70. 70. Maxillary Central - #8 Lingual view  Marginal ridges (MR) – MMR > DMR – Moderately pronounced  Cingulum – Moderately pronounced – D located  Fossa – Moderate depth www.indiandentalacademy.com
  71. 71. Maxillary Central - #8 Mesial view  Incisal Edge sltly F to . root axis  Facial surface  CEJ (cervical line) deeper on M  Root: flat – M surface – flat w/ depression – (D surface – convex w/ no depression) www.indiandentalacademy.com
  72. 72. Maxillary Central - #8 Distal view  Incisal Edge sltly F to . root axis  Facial surface  CEJ (cervical line) deeper on M  Root: flat – M surface – flat w/ depression – (D surface – convex w/ no depression) www.indiandentalacademy.com
  73. 73. Maxillary Central - #8 Incisal view  Geometric – Triangular – MD > FL –  Facial – flat  Cingulum – Distal location www.indiandentalacademy.com
  74. 74. Maxillary Lateral Incisor Most variable ANTERIOR tooth www.indiandentalacademy.com
  75. 75. www.indiandentalacademy.com
  76. 76. Maxillary Lateral - #7 Facial view  Crown:Root -  M-Inc Corner -  D-Inc Corner - v. rounded  M contact D contact - Junction* Middle  10mm: 13 mm *(Incisal/Middle) www.indiandentalacademy.com rounded
  77. 77. Maxillary Lateral - #7 Facial view  Crown:Root -  M-Inc Corner -  D-Inc Corner - v. rounded  M contact D contact - Junction* Middle  10mm: 13 mm *(Incisal/Middle) www.indiandentalacademy.com rounded
  78. 78. Maxillary Lateral - #7 Facial view  Size – MD – Inc-Cerv smaller than CI shorter CI  M outline rounded  D outline v. rounded www.indiandentalacademy.com
  79. 79. Maxillary Lateral - #7 Facial view  Size – MD – Inc-Cerv smaller than CI shorter CI  M outline rounded  D outline v. rounded www.indiandentalacademy.com
  80. 80. Maxillary Lateral and Central - #7 - #8 Facial view www.indiandentalacademy.com
  81. 81. Maxillary Lateral - #7 Lingual view  Marginal ridges (MR) – MMR > DMR – Moderately pronounced – More than CI  Cingulum – More pronounced than CI – Centered  Fossa – Moderate depth – Pits / groove variation www.indiandentalacademy.com
  82. 82. Maxillary Lateral - #7 Lingual view  Marginal ridges (MR) – MMR > DMR – Moderately pronounced – More than CI  Cingulum – More pronounced than CI – Centered  Fossa – Moderate depth – Pits / groove variation www.indiandentalacademy.com
  83. 83. www.indiandentalacademy.com
  84. 84. Maxillary Lateral - #7 Mesial view  Incisal Edge sltly F to . root axis  Facial surface more rnd  CEJ (cervical line) deeper on M  Root: – M surface – flat w/ depression – (D surface – flat / no depression) www.indiandentalacademy.com
  85. 85. Maxillary Lateral - #7 Distal view  Incisal Edge sltly F to . root axis  Facial surface more rnd  CEJ (cervical line) deeper on M  Root: – M surface – flat w/ depression – (D surface – flat / no depression) www.indiandentalacademy.com
  86. 86. Maxillary Lateral - #7 Incisal view  Geometric – Rnded – MD > FL –  Facial – rnd  Cingulum – Centered www.indiandentalacademy.com
  87. 87. It’s been so lovely!!! Next session – Quiz and bring typodonts (we will provide prep) For LAB: bring matches (lighter) and stockings!!!! stockings www.indiandentalacademy.com
  88. 88. Thank you www.indiandentalacademy.com Leader in continuing dental education www.indiandentalacademy.com

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