Trapezoid bone

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

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

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

Figure 3: Trapezoid bone (left)¹

Muscular attachments

Table 1: Muscles inserting on the Trapezoid

Muscle	Origin	Insertion	Innervation	Action

Table 2: Muscles originating from the Trapezoid

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/