ANTA01H3 Lecture Notes - Femur Neck, Phalanx Bone, Femoral Head
Document Summary
In dentistry, the term posterior teeth can refer to: molars. Premolars in upper or lower jaw in upper or lower jaw. In dentistry, the term anterior teeth can refer to: Incisors: canines in upper or lower jaw in upper or lower jaw. Lecture 5 early bipeds (june 6, 2011) Environment & early hominin origins: major climatic changes, continental movements late. Miocene: collisions africa, india, s. america, fissions great rift valley, east african mnts. Effects of climate change: changes in diet, changes in dentition. Human bipedalism: disadvantages, more visible, more vulnerable, harder to manoeuvre, slower, lower back and circulatory problems, easily handicapped. Sahelanthropus tchadensis: 7 mya, toros-menalla, chad, brunet et al. 2002: ~350 cc, skull, lg. brow ridge, short, orthognathic face, sm. cranium, sagittal crest; nuchal crest, u-shaped dental arcade (chimp-like, forward foramen magnum, high post-orbital constriction, teeth, human-like sm. canine, no diastema, sm. molars. Orrorin tugenensis: 6 mya, tugen hills, kenya, pickford/senut (2000, teeth, lg.