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Second Layer of Muscles of Plantar Part of Foot (Left)
Muscular System

Second Layer of Muscles of Plantar Part of Foot (Left)

Lamina secunda musculorum partis plantaris pedis

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Description

The second layer is one of the four muscle layers of the plantar part of the foot. Overall, the muscles in this layer mainly act to:

- flex the second, third, fourth and little toes at their metatarsophalangeal and interphalangeal joints;

- simultaneously flex the metatarsophalangeal joints and extend the interphalangeal joints of the second, third, fourth and little toes.

The second layer of muscles of the plantar part of the foot consists of the:

- quadratus plantae;

- lumbricals of foot.

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Foot Muscle

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In fact, atrophy of foot muscles is even observed in patients without clinical signs of DSPN, underlining the presence of motor changes in DSPN well in advance of clinical findings and complaints [85].

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