The O.H. 7 (Olduvai Gorge, Tanzania) hominid partial brain endocast revisited. 1980

R L Holloway

The O.H. 7 brain endocast was reexamined using a stereoplotting apparatus to quantify the amount of distortion. Some 127 measurements for each of the left and right sides were taken and treated statically by student t-tests, both in paired and grouped fashion. Grouped data indicated no significant left-right differences. Paired data suggested three small regions of distortion, which produced three pairs of left-right differences that were significantly different. Given the very local nature of these minor distortions, it is concluded that the original reconstruction by Tobias was essentially correct. In addition, multiple regression analyses of selected chord-arc dimensions suggest that a volume in excess of 700 ml is most probable.

UI MeSH Term Description Entries
D010163 Paleontology The study of early forms of life through fossil remains. Archaeoparasitology,Paleoparasitology,Taphonomy
D001921 Brain The part of CENTRAL NERVOUS SYSTEM that is contained within the skull (CRANIUM). Arising from the NEURAL TUBE, the embryonic brain is comprised of three major parts including PROSENCEPHALON (the forebrain); MESENCEPHALON (the midbrain); and RHOMBENCEPHALON (the hindbrain). The developed brain consists of CEREBRUM; CEREBELLUM; and other structures in the BRAIN STEM. Encephalon
D002508 Cephalometry The measurement of the dimensions of the HEAD. Craniometry
D005580 Fossils Remains, impressions, or traces of animals or plants of past geological times which have been preserved in the earth's crust. Fossil
D006801 Humans Members of the species Homo sapiens. Homo sapiens,Man (Taxonomy),Human,Man, Modern,Modern Man
D000818 Animals Unicellular or multicellular, heterotrophic organisms, that have sensation and the power of voluntary movement. Under the older five kingdom paradigm, Animalia was one of the kingdoms. Under the modern three domain model, Animalia represents one of the many groups in the domain EUKARYOTA. Animal,Metazoa,Animalia
D000882 Haplorhini A suborder of PRIMATES consisting of six families: CEBIDAE (some New World monkeys), ATELIDAE (some New World monkeys), CERCOPITHECIDAE (Old World monkeys), HYLOBATIDAE (gibbons and siamangs), CALLITRICHINAE (marmosets and tamarins), and HOMINIDAE (humans and great apes). Anthropoidea,Monkeys,Anthropoids,Monkey
D013636 Tanzania A republic in eastern Africa, south of UGANDA and north of MOZAMBIQUE. Its capital is Dar es Salaam. It was formed in 1964 by a merger of the countries of TANGANYIKA and ZANZIBAR. Tanganyika,Zanzibar,United Republic of Tanzania
D049690 History, Ancient The period of history before 500 of the common era. Ancient History,Ancient History (Medicine),Ancient History of Medicine,History of Medicine, Ancient,Medicine, Ancient History,Ancient Histories (Medicine),Ancient History Medicine,Ancient History Medicines,Histories, Ancient (Medicine),History Medicine, Ancient,History Medicines, Ancient,History, Ancient (Medicine),Medicine Ancient History,Medicines, Ancient History

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