Foot Muscle Attachments: Layer 2

Question 1

What is the origin and insertion of Quadratus plantae?

Answer 1

Origin: Calcaneus (lateral and medial process of tuberosity)

Insertion: Proximal phalanx of little toe (lateral side of base)

Question 2

What is the origin and insertion of Lumbricals?

Answer 2

Origin: First lumbrical—medial flexor digitorum longus tendon (second toe); second, third, and fourth lumbricals—adjacent surfaces flexor digitorum longus tendons

Insertion: Extensor hoods of toes 2-5