Model teeth table, dental model, and articulator

A dental model comprising:

• a plurality of model teeth and
• a model teeth table comprising:
• a gum portion comprising a plurality of insertion holes, wherein a model tooth of the plurality of model teeth is inserted into the gum portion through an insertion hole of the plurality of insertion holes, and a plurality of recess portions, wherein a recess portion of the plurality of recess portions is continuous from the insertion hole on an oral side of the insertion hole, wherein the recess portion includes two groove portions in opposing inner surfaces thereof;
• and
• a lid portion provided on an oral side of the insertion hole in the gum portion, the lid portion being configured to open and close relative to the recess portion, wherein the lid portion has a base end portion and an end portion opposite the base end portion, both sides of the base end portion of the lid portion each including a shaft portion that protrudes from the lid portion, each shaft portion on either side of the lid portion is held within one of the two groove portions;
• wherein when the shaft portion is held in the groove portion and the shaft portion rotates in the groove portion, the lid portion is configured to swing around the shaft portion between a closed state and an open state relative to the recess portion,
• wherein a rim portion of the end portion opposite the base end portion of the lid portion in the closed state relative to the recess portion constitutes a part of a rim of an opening of the insertion hole,
• wherein the lid portion constitutes a part of the gum portion when the lid portion is in the closed state relative to the recess portion, and
• wherein at least a part of a root portion of the model tooth inserted in the insertion hole is exposed when the lid portion is in the open state relative to the recess portion.