Midterm 1 Flashcards
The signs of the Oligocene Epoch were…?
glacial cooling and pack ice in Antartica
The first signs of the oligocene epoch occurred around what time?
35 MYA
Since 800,000 YAG there have been intense cycles every ____ years.
90,000
When did ice sheets start to cover the northern continents?
3.2 mya
Occilations in ice occur how many years apart?
20,000-40,000 years apart
How many major glacial periods have there been?
9
In order to be classified in the kingdom Animalia you must have/do…?
Ingest nutrients, Move about, Nervous system, Move about
An animal that has a spinal chord is classified as a…?
Phyla-chordata
An animal that has a spinal chord encased in bone is called a…?
sub-phylum- vertebrata
Mammalia must have what?
constant body temp, hair, live births, mammary glands, large complex brains
What makes us human (5 sections)?
Vision and senses, locomotion, reproduction, intelligence, social systems
What is unique about our vision?
Forward facing eyes-color, stereoscopic= depth perception, bony eye sockets
What is unique about our locomotion?
2 legs, skeletal structure, flexible limbs and brachiation (we swing our legs), prehensile (grasping) hands and feet, opposable thumb (we are the most accurate), flat finger nail
What is unique about our reproduction?
Live usually single births, direct care of young, longest period post natal dependency (21 in America but this is culturally determined)
What is unique about our intelligence?
Language, planning, abstract thought- neo cortex area (complex thought), large complex brains
What is unique about our social life/systems?
Dominance hierarchy- biggest most healthy one wins, communciation- we have the most complex
True or false, Bnobos make love not war?
True
Creation myths account for a cultures what?
Origins, they create Creation myths to explain where people came from
Matrilineal means what?
claim decent from mom
Which culture had female infanticide?
Yanamoamo
The Yanamoamo were “created” from what?
Blood, they believed it was their destiny to shed blood
Tribes are made up of what?
Bands
How many major developments does prehistory have?
4; 1) Origins and early evolution of Archaic humans; 2) emergence and spread of anatomically modern humans; 3) the beginnings of agriculture and animal domestication; 4) the appearance of literate civilization
Pleistocene Epoch
1.8 mya- 11,700 ya, Homo sapiens were actually involved in this one and by the end of it we could be found all over the world
