Growth changes in internal and craniofacial flexion measurements Export

@article{citeulike:2618279, abstract = {Growth changes in both internal and craniofacial flexion angles are presented for Pan troglodytes, Gorilla gorilla, and modern humans. The internal flexion angle (IFA) was measured from lateral radiographs, and the craniofacial flexion angle (CFA) was calculated from coordinate data. Stage of dental development is used as a baseline for examination of growth changes and nonparametric correlations between flexion angles and dental development stage are tested for significance. In Gorilla, the IFA increases during growth. The IFA is relatively stable in Pan and modern humans. Pan and Gorilla display an increase in the CFA. However, this angle decreases during growth in modern humans. Flexion angles were derived from coordinate data collected for several early hominid crania. Measurements for two robust australopithecine crania indicate strong internal flexion. It has been suggested that cerebellar expansion in this group may relate to derived features of the posterior cranial base. In general, australopithecine crania exhibit craniofacial flexion intermediate between great apes and modern humans. The}, address = {Biology Department, Morningside College, Sioux City, Iowa 51106; Biological Anthropology Program, School of Biomedical Sciences, Kent State University, Kent, Ohio 44242; Department of Biomedical Engineering, College of Engineering, The University of Akron, Akron, Ohio 44242}, author = {May, Richard and Sheffer, Daniel B.}, citeulike-article-id = {2618279}, citeulike-linkout-0 = {http://dx.doi.org/10.1002/(SICI)1096-8644(199909)110:1%3C47::AID-AJPA4%3E3.0.CO;2-7}, citeulike-linkout-1 = {http://www3.interscience.wiley.com/cgi-bin/abstract/64000248/ABSTRACT}, doi = {10.1002/(SICI)1096-8644(199909)110:1%3C47::AID-AJPA4%3E3.0.CO;2-7}, journal = {American Journal of Physical Anthropology}, keywords = {angles, early, flexion, growth, hominids}, number = {1}, pages = {47--56}, posted-at = {2008-04-01 02:30:25}, priority = {2}, title = {Growth changes in internal and craniofacial flexion measurements}, url = {http://dx.doi.org/10.1002/(SICI)1096-8644(199909)110:1%3C47::AID-AJPA4%3E3.0.CO;2-7}, volume = {110}, year = {1999} }

TY - JOUR ID - citeulike:2618279 L3 - citeulike-article-id:2618279 N2 - Growth changes in both internal and craniofacial flexion angles are presented for Pan troglodytes, Gorilla gorilla, and modern humans. The internal flexion angle (IFA) was measured from lateral radiographs, and the craniofacial flexion angle (CFA) was calculated from coordinate data. Stage of dental development is used as a baseline for examination of growth changes and nonparametric correlations between flexion angles and dental development stage are tested for significance. In Gorilla, the IFA increases during growth. The IFA is relatively stable in Pan and modern humans. Pan and Gorilla display an increase in the CFA. However, this angle decreases during growth in modern humans. Flexion angles were derived from coordinate data collected for several early hominid crania. Measurements for two robust australopithecine crania indicate strong internal flexion. It has been suggested that cerebellar expansion in this group may relate to derived features of the posterior cranial base. In general, australopithecine crania exhibit craniofacial flexion intermediate between great apes and modern humans. The IS - 1 JF - American Journal of Physical Anthropology AD - Biology Department, Morningside College, Sioux City, Iowa 51106; Biological Anthropology Program, School of Biomedical Sciences, Kent State University, Kent, Ohio 44242; Department of Biomedical Engineering, College of Engineering, The University of Akron, Akron, Ohio 44242 EP - 56 TI - Growth changes in internal and craniofacial flexion measurements VL - 110 SP - 47 KW - angles KW - early KW - flexion KW - growth KW - hominids AU - May, Richard AU - Sheffer, Daniel PY - 1999/// UR - http://dx.doi.org/10.1002/(SICI)1096-8644(199909)110:1%3C47::AID-AJPA4%3E3.0.CO;2-7 ER -