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2. ‘Orthodontists are functioning
ANTHROPOLOGISTS. We measure the
bones of the face, skull and teeth and
study the relationship of these structures’
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3. anthropos ~ human
logia ~ study
GREEK
it is the study of humankind, from its
beginnings millions of years ago to
the present
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4. Sub-fields of anthro.
~ Socio cultural
~ Biological
~ Archaeology
~ Linguistic
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5. History – 4 million years
Study of Homo Sapiens for
~ Tracing the biological origin
~ Evolutionary Development
~ Genetic diversity
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6. Biological anthropologists study
Homo sapiens to understand human
nature and ultimately the evolution of
brain and nervous system itself
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9. ANTHROPOMETRY
Is defined as the systemized
art of measuring and taking
observations on man, his skeleton,
his brain or other organs, by the
most reliable means and methods &
for scientific purposes
Hrdlicka
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10. ~The fundamental rule in anthro. is
to measure only those parts which
are needed to throw light upon the
problem being investigated
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11. ~The exact points should be
measured and not merely the
landmarks
~Human error is possible
~Measurements are never 100% exact
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12. Anthro. studies are expressions
Of certain organic laws which are
~Law of Heredity
~Law of Embryonic Development
~Law of Recapitulation
~Law of Growth
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13. ~Law of Sexual diff. & Puberty
~Law of Indv. Progression &
Regression
~Law of Senility
~Law of Variation
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14. ~Law of Correlation
~Law of Compensation
~Law of Plasticity
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16. Used in measuring various parts of face
for establishing
~Diagnosis
~Classification
~Treatment Planning
~Prognosis
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17. These details are added on with
~Casts of upper & lower teeth
~Photographs
~Radiographs
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18. It enables the orthodontist to record
~Statistical data
~Growth changes
Periodic measurements of the same
subject at specified intervals helps to
determine the amount of growth
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19. ~Camper’ s triangle
~Von Ihering’s line
FH PLANE
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61. CRANIAL INDEX
Maximum Cranial Breadth/
Maximum cranial length >< 100
~ Craniometry
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62. CEPHALIC INDEX
~In living indviduals it is used to
Compute cephalic index
~Dolichocephalic
~Mesencephalic
~Brachycephalic
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63. ~Other measurements use the height
of cranial vault
~Chamecephalic
~Orthocephalic
~Hypicephalic
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68. CEPHALOMETRY
~Measurements were made using
Radiographs
~The landmarks used were
Bolton point, Porion, Nasion,Prosthion,
Orbitale,Gnathion,Gonion,,Condylion etc
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69. 3 D JAW RECONSTRUCTION
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