Triquetrum bone

Proximal Carpal Row

Authors

Affiliations

Nate Yomogida, B.S., SPT

Doctor of Physical Therapy

B.S. in Kinesiology

Chloë Kerstein, B.S., SPT

Doctor of Physical Therapy

B.A. in Neuroscience

Keywords

Triangular bone

Figure 1: Bones of the left hand (Anterior surface)¹

Figure 2: Bones of the left hand (posterior surface)¹

Figure 3: Triquetrum bone (left)¹

The triqeutrum is a bone in the proximal carpal row.

Muscular attachments

Table 1: Muscles inserting on the Triquetrum

Muscle	Origin	Insertion	Innervation	Action

Table 2: Muscles originating from the Triquetrum

Muscle	Origin	Insertion	Innervation	Action

References

1.

Gray H. Anatomy of the Human Body. 20th ed. (Lewis WH, ed.). Lea & Febiger; 1918. https://www.bartleby.com/107/