28 - in line teeth and jaws incisor size dental arcade o...

Info iconThis preview shows pages 1–4. Sign up to view the full content.

View Full Document Right Arrow Icon
Anthro Lecture 10/28 16:33 Bipedality Foramen magnum Human   centered because our head sits over our body… closer to the jaw Chimpanzee (quadrapidal. . walks on all fours)   back towards the back of  the head “Lucy” Australopithecus afarensis (Hadar, Ethiopia)~3.9 mya bipedal foot: balance big toe: push off arches: absorb shock ankle :  stability knee: full extension stability femur: stabilize center of gravity pelvis: very distinct comprised of three bones o pubis o illium the pelvis and butt muscles help keep our center of gravity stable and keep us 
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 2
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 4
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: in line teeth and jaws incisor size dental arcade o parabolic human o parallel chimpanzee diastema for canine (space) crania variation reflects diet early homo is the first species that has a relative brain size increase compared to the body mosaic evolution different functional systems evolve at different rates o locomotor system 1 st hominids o dental system depends on diet and social system o brain size 1 st homo constraints on brain size at birth pelvis pelvic inlet 16:33 16:33...
View Full Document

Page1 / 4

28 - in line teeth and jaws incisor size dental arcade o...

This preview shows document pages 1 - 4. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online