Exam 10: Early Hominins and Australopithecus

Australopithecines show __________.

The famous fossil specimen "Lucy" is a representative of which Australopithecine species?

In order to accommodate massive jaw muscles robust australopithecines have flared __________.

The vertebral column is made up of the __________ regions.

The majority of the fossil evidence of the earliest hominins has come from __________.

Australopithecus boisei lived between __________.

Australopithecus robustus represents robust australopithecines in__________.

Bipeds have a

The __________ is comprised of fused vertebrae and forms the back of the pelvis.

Compared to the pelvis of a quadruped,the pelvis of a biped is __________.

Australopithecus afarensis shows ___________ sexual dimorphism.

Terry Deacon's research has shown that brain size in early hominin species __________.

Discuss the Lovejoy hypothesis for the evolution of bipedalism.What are its strengths and weaknesses?

Which of the following is NOT an aspect of Isbell and Young's model based on crossing open territory to access food sources?

What two skeletal features reveal the orientation of the skull to the vertebral column?

The Taung child was identified by __________.

The dental arcade of modern humans is __________,while that of apes is__________.

The anatomical shift from quadrupedalism came after a behavioral shift began in the ape ancestor of the hominin line.

One sexual selection model for bipedalism is __________.

Australopithecine species that shared the same environments at the same time show __________.