Tendinous arch

Tendinous Arch is a term used in anatomy to describe a fibrous, arch-like structure that serves as a point of attachment for muscles or tendons. These structures are found in various parts of the human body, including the pelvis, hand, and foot.

Structure and Function

The tendinous arch is typically a fibrous band that spans across a bone or group of bones. It serves as a point of attachment for muscles or tendons, providing a stable base for these structures to exert force. This allows for efficient movement and function of the associated body part.

In the pelvis, for example, the tendinous arch of the levator ani is a significant structure. It provides a point of attachment for the levator ani muscle, which is crucial for maintaining continence and supporting the pelvic organs.

In the hand and foot, tendinous arches are found in the flexor retinaculum. These structures hold the flexor tendons in place, allowing for efficient flexion of the fingers and toes.

Clinical Significance

Understanding the structure and function of the tendinous arch is important in various clinical contexts. For example, damage to the tendinous arch of the levator ani can lead to pelvic organ prolapse or incontinence. Similarly, conditions such as carpal tunnel syndrome can be related to issues with the tendinous arch in the flexor retinaculum.

In surgical procedures, the tendinous arch often serves as a landmark. Surgeons may use it to guide their incisions or to identify underlying structures.

See Also

• Anatomy
• Tendon
• Muscle
• Pelvis
• Hand
• Foot

References

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