Antebrachial fascia

Behind, near the wrist-joint, it is thickened by the addition of many transverse fibers, and forms the

It is much thicker on the dorsal than on the volar surface, and at the lower than at the upper part of the forearm, and is strengthened above by tendinous fibers derived from the

It gives origin to muscular fibers, especially at the upper part of the medial and lateral sides of the forearm, and forms the boundaries of a series of cone-shaped cavities, in which the muscles are contained.

Besides the vertical septa separating the individual muscles, transverse septa are given off both on the volar and dorsal surfaces of the forearm, separating the deep from the superficial layers of muscles.

Apertures exist in the fascia for the passage of vessels and nerves; one of these apertures of large size, situated at the front of the

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