anatomy

Subdecks (6)

advantage of power grip for africanus
allow better grasping ability for climbing tree
advantage of reduced prognathism
skull more balanced on spine
advantage of less/smaller teeth
reduces jaw size
reduces energy requirement to maintain position
jaw of hominins?
parabolic jaw
No simian shelf
flat faced
canines similar in size and shape to other teeth
jaw of apes?
U shaped
Simian shelf
Prognathic
Large and projecting canines
large molars and premolars
no chin
jaw of hominins
parabolic jaw
No simian shelf
flat faced
canines similar in size and shape to other teeth
no pre-canine diastema
chin present
molars and premolars similar in shape and size to other teeth
2 foot arches
at right angle of each other
benefit: provides shock absorption and weight transfer from heel to toe
anatomy of homo neanderthalensis?
short and stocky
occipital bun
1520 cc
large lower jaw and teeth
no chin
thick boned cranium
weak forehead
anatomy of sapiens?
taller and thinner
no occipital bun
1330 cc
more delicate lower jaw and teeth
chin present
hin boned cranium
purpose of femur
carrying angle allows upper body to be positioned over center of gravity and support body weight
purpose of broad pelvis
support body weight, upper organs, and provides attachment for muscles in locomotion