Dorsal interossei of the foot Dorsal interossei of the foot In human anatomy, the dorsal interossei of the foot are four muscles situated between the metatarsal bones. The four interossei muscles are bipenniform muscles each originating by two heads from the proximal half of the sides of adjacent metatarsal bones. The two heads of each muscle form a central tendon which passes forwards deep to the deep transverse metatarsal ligament. The tendons are inserted on the bases of the second, third, and fourth proximal phalanges and into the aponeurosis of the tendons of the extensor digitorum longus without attaching to the extensor hoods of the
Altun Ha is, is dated to about 600−650, which is at the beginning of the Late Classic period. The tomb is the seventh and earliest in B-4, which made the excavators designate this burial Tomb B-4/7. Tomb B-4/7 contained the skeleton of an adult male with many offerings. The body was fully extended dorsally with the skull facing south-southwest. The person had a height of 170–171 cm, with the recovered skeletal materials consisting of a fragment of the skull, the mandible, long bones, five teeth, two vertebrae, five carpal bones, the patellas, and miscellaneous metacarpals, metatarsals, and phalanges. The bulk of the