12/3/2023 0 Comments Chimpanzee vs human arm wrestlingThe characteristics of the muscle internal parameters of ape and human are discussed in comparison with those of monkey. Moreover, monkeys have larger normalized MM values for the elbow extensor muscles than apes, which may be attributed to the fact that almost all monkeys engage in quadrupedal locomotion. knuckle-walking in chimpanzees and brachiation in gibbons, and the different frequencies of arm-raising locomotion between these two species. The results show that the different ratios of forearm-rotation muscles between chimpanzee and gibbons may be related to the differences in their main positional behaviour, i.e. A chimp on four legs can easily outrun a world-class human sprinter. Their climbing lifestyle accentuates the need for arm strength. chimpanzees and humans) and other primates in the. Moreover, individual normalized data were compared directly amongst species, independent of size differences. No doubt, chimpanzees are different from us. The shoulder-arm module (blue) includes muscles that originate from the girdle and insert on the arm, as well as some forearm muscles. The MM distributions and the percentages in terms of functional categories were calculated as the ratios of the muscle masses. muscle mass (MM), muscle fascicle length and muscle physiological cross-sectional area (an indicator of the force capacity of muscles), was conducted in nine primate species: human (Homo sapiens), chimpanzee (Pan troglodytes), gibbon (Hylobates spp.), papio (Papio hamadryas), lutong (Trachypithecus francoisi), green monkey (Chlorocebus aethiops), macaque monkey (Macaca spp.), capuchin monkey (Cebus albifrons) and squirrel monkey (Saimiri sciureus). A comparative study of myological morphology, i.e.
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