anthro exam 3 review!

anthro exam 3 review! - AS ALWAYS: • READ THE BOOK...

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Unformatted text preview: AS ALWAYS: • READ THE BOOK CHAPTERS • REVIEW THE VOCAB IN/AT THE END OF EACH CHAPTER • REVIEW YOUR LABS AND CLASS NOTES • GOOD LUCK!!!!! J Chapter 10 Bipedal- form of locomotion where animal walks upright on two legs Continental drift- movement of the surface of the globe of the immense plates of the continents Pangea- massive single continent that contained all of the earth’s dry land Laurasia- present day N.A, Greenland, Asia, and Europe (more northerly of the two supercontinents) 180-140 mya Gondwanaland- more southernly of the two supercontinents ( Antartica, Africa, S.A, Australia, and India) Mineralized- process by which the organic material in the bones of dead animals is replaced by minerals from the surrounding rock, creating fossils Radiometric methods- any dating method that takes advantage of the fact that isotopes change spontaneously at a constant rate Radioactive decay- spontaneous change from one isotope to the other (same or different elements) K-Ar dating- rate at which K-40 changes to Ar-40 (used for volcanic rock) Stratum- a geological layer (used for fossil dating) Ar-Ar dating- allows very small samples to be dated accurately Carbon-14/radiocarbon dating- measure of the carbon-14: carbon-12 ratio for fossil dating Thermoluminescense dating- measure the density of trapped electrons in a crystallized lattice/ used for young K-Ar dating and old C-14-C-12 dating El-spin-resonance dating- dating fossil teeth by measuring electron densities in apatite crystals Apatite crystals- crystalline material found in tooth enamel Gymnosperms- plants that reproduce without flowering (pins, redwoods, and ferns) Angiosperms- flowering plants (radiation of them played an imp. Role in the evolution of primates) Plesiadapiform- any primatelike mammals that lived during the Paleocene (most likely were similar to the earliest primates) Tapetum- layer behind the retina that reflects light in some organisms Rain shadow- reduced rainfall on the downward side of large mountains Hominoids- any member of the superfamily Hominoidea which includes humans, apes, and extinct apes and hominins Procunulid- any member of the the early-Miocene hominoids Zygomatic arches- cheekbones What are the different continental arrangements the earth has gone through? (names and dates) eg Pangaea Pangea- Laurasia and Condwanaland- (N.A attached to Eurasia and not S.A, India is an island, Australia is near antartica)- present day What is the process called by which the continental arrangements change? In what ways is this process What is the process called by which the continental arrangements change?...
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This note was uploaded on 05/09/2008 for the course ANT 301 taught by Professor Reed during the Spring '08 term at University of Texas.

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anthro exam 3 review! - AS ALWAYS: • READ THE BOOK...

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