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Which of the following options represent human dentition?
Option: 1
Diphyodont, thecodont and heterodont
Option: 2
Diphyodont, acrodont and homodont
.
Option: 3
Acrodont and homodont
Option: 4
Acrodont, thecodont and homodont
Answers (1)
Human dentition is described as:
Diphyodont: Those animals in which two successive sets of teeth, initially the "deciduous" set and consecutively the "permanent" set occur. 20 deciduous teeth, or baby teeth, first begin to appear at about 6 months of age. Between approximately ages 6 and 12, these teeth are replaced by 32 permanent teeth.
Thecodont: The base of the tooth is completely enclosed in a deep socket of bone.
Heterodont: Presence of different types of teeth.
Hence, the correct answer is option a.
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