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Biological Anthropology Exam 3 with complete solutions
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Biological Anthropology Exam 3 with complete solutions
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Biological Anthropology Exam 3 withcomplete solutions
What iiSpecies iiare iiclosest iirelated iito iihumans? ii- iiAnswers ii-Bonobos iiand
iiChimpanzees
Derived iihominoid iitraits ii- iiAnswers ii--Larger iibrain
-Loss iiof iitail
-Long iiarms
-Broad iithorax
Derived iihuman iitraits ii- iiAnswers ii--Obligately iibipedal
-Small iicanines
-Large iibrains
-Broad iidietary iiniche iiand iitool iiuse
-Extended iitime iito iimature
Anagenetic iimodel iiof iihuman iievolution iivs. iiCladogenetic iimodel iiof iihuman iievolution ii-
iiAnswers ii-Anagenetic iimodel iisuggests iithat iithere iiwas iione iisingle iisplit ii(human
iilineage) iiThis iitheory iiis iiNOT iilikely.
Cladogenetic iimodel iisuggests iithat iiour iicharacteristics iiappeared iiat iivarious iidifferent
iitimes iiin iiseveral iibranches. iiThis iitheory iiis iimore iilikely.
Features iirelated iito iibipedalism:Foramen iimagnum iiorientation iiand iiposition ii-
iiAnswers ii-In iihumans iithe iiForamen iimagnum iiis iilocated iimore iitowards iithe iicenter
iivs. iithe iiback iilike iiin iianimals. ii(shifted iianteriorly iiand iipositioned iimore iisuperiorly)
Features iirelated iito iibipedalism: iiCervical iiand iiLumbar iiLordosis ii- iiAnswers ii-There
iiare ii2 iilordotic ii(posteriorly iifacing) iicurves iiin iithe iihuman iispine iiand ii1 iikyphotic
ii(anteriorly iifacing) iicurve, iiChimps iihave iinone
Features iirelated iito iibipedalism: iiValgus iiknee/Bicondylar iiangle ii- iiAnswers ii-Our
iifemurs iiare iiangled, iiwhich iigives iius iithe iiability iito iipull iiour iiknees iiunder iiour iibody.
Features iirelated iito iibipedalism: iiPelvis iishape ii- iiAnswers ii-;short iibroad iiilium iirotated
iiinto iithe iisagittal iiplane
Chimps iihave iia iilonger iiilium iithat iirotates iiinto iithe iicoronal iiplane. iiHumans iihave iia
iibroad iiand iishort iiIlium iithat iirotates iiinto iithe iisagittal iiplane.
,Features iirelated iito iibipedalism: iiGluteal iimuscle iiactions iion iithe iilower iiextremity ii-
iiAnswers ii-"Hip iistabilizing iimechanism" iiHumans iiuse iihip iiextender iimuscles iito
iistabilize iithe iitorso, iimuscles iiare iirotated iiwith iipelvis
Features iirelated iito iibipedalism: iiDivergent iivs. iinon iidivergent iihallux ii- iiAnswers ii-
"Foot iishape iiand iifunction" iiChimps iihave iia iidivergent iihallux ii(weight iidistributed
iithroughout iientire iifoot). iiHumans iihave iia iinon iidivergent iihallux ii(weight iidistributed
iiinto iiarches iiof iithe iifoot).
Features iirelated iito iibipedalism: iiArches iiof iithe iifoot ii- iiAnswers ii-This iimakes iihumans
iifootprint iiand iiway iiof iiwalking iiextremely iiunique.
Canine iihoning iicomplex ii- iiAnswers ii-Humans iihave iivery iismall, iinon iidimorphic
iicanines, iiexant iinonhuman iianthropoids iihave iia iifunctional iicomplex iithat iisharpens
iithe iicanines iithat iiweaponizes iithem. iiThe iifirst iimandibular iipremolar iiis ii"sectorial" iiin
iichimps. iiThe iihumans iiis iinot.
Life iiHistory ii(5 iistages) ii- iiAnswers ii-The iiway iiwe iibreak iiup iithe iihuman iilifetime iiinto
iimilestones. iiIt iievolves iilike iiany iiother iitrait.
-Infancy
-Childhood
-Juvenile
-Adolescent
-Adult
Infancy ii- iiAnswers ii-Period iifrom iibirth iito iiweaning. iiLasts iion iiaverage ii3-4 iiyears.
Childhood ii- iiAnswers ii-Period iibetween iiweaning iiand iithe iieruption iiof iiM1. iiEven
iithough iiyou iiare iiweaning, iiyou iiare iistill iiincapable iiof iifending iifor iiyourself. iiIts iiis iia
iicritical iiperiod iifor iibrain iidevelopment iiand iisocial iilearning.
Juvenile ii- iiAnswers ii-Period iibetween iithe iieruption iiof iiM1 iiand iipuberty. iiDurning iithis
iitime iihumans iigrow iiin iisize iiand iiengage iiin iilots iiof iisocialization iiand iilearning. iiThe
iifemale iimilestone iiis iimanarche iiand iithe iimale iimilestone iiis iithe iifirst iiejaculation.
Adolescent ii- iiAnswers ii-Period iibetween iisexual iimaturity iiand iiphysical iimaturity. iiEven
iithough iicapable iiof iibeing iia iiparent, iithe iibody iidoes iinot iicease iigrowth. iiDuring iithis
iitime iithe iibody iiexperiences iimany iichanges iisuch iias iigrowing iiunderarm iihair iietc.
Adulthood ii- iiAnswers ii-Get iia iijob, iiwork, iieat, iisleep, iietc.... iiEnds iifor iiwomen iiwhen
iithey iistart iimenopause.
Weaning ii- iiAnswers ii-Marks iithe iitime iiwhen iiyou iilose iidependency iion iiyour iimother
iifor iinutrition. iiHappens iion iiaverage iiat iiage ii3-4. iiHuman iimilk iiis iilow iiin iifat iiand
iiprotein iiwhich iimeans iibabies iihave iito iibe iifed iimore iioften.
, Lactational iiamenorrhea ii- iiAnswers ii-Ovulation iiis iisuppressed iiduring iinursing, iithis
iileads iito iian iiaverage ii4 iiyear iiinter iibirth iiinterval.
Senescence ii- iiAnswers ii-The iicondition iior iiprocess iiof iideterioration iiwith iiage.
A iiloss iiof iia iicell's iipower iiof iidivision iiand iigrowth.
Menopause ii- iiAnswers ii-The iiceasing iiof iimenstruation. iiThis iitypically iioccurs iiin
iiwomen iibetween ii45 iiand ii50 iiyears iiof iiage.
Compare iithe iilife iihistory iicharacteristics iiof iihumans iivs. iichimps ii- iiAnswers ii-(see
iigraphs iion iipowerpoint: iiWhat iiis iia iiHominin?)
Chimps iionly iihave ii3 iistages: iiInfancy, iiJuvenile, iiand iiAdult iicompared iito iihumans
iiwho iihave ii5.
Humans iihave iia iiunique iilife iihistory: iiearly iiweaning, iioffset iiof iiphysical iiand iisexual
iimaturity, iiand iia iipostmenopausal iiperiod.
Describe iithe iioriginal iimodel iiof iihuman iievolution ii- iiAnswers ii-(see iigraph iion
iipowerpoint: iiWhat iiis iia iiHominin?)
Big iibrains: iiintelligence----Diet----Tool iiuse----(lead iito iiboth) iismall iicanines iiAND
iilocomotion
Represents ii"march iitowards iihumanity." iiThis iiidea iiis iinot iivery iilikely.
Identify iisome iiof iithe iiearliest iifossil iidiscoveries iiand iihow iithey iicontributed iito iiearly
iithoughts iion iihuman iievolution ii- iiAnswers ii--Neanderthal iitype iispecimen ii(Neander
iiValley)
-La iiChapelle iiaux iiSaints
-Piltdown iiman
-Taung iiChild
Neanderthal iitype iispecimen ii(Neander iiValley) ii- iiAnswers ii-Identified iias iia iimember iiof
ii"Homo iiNeanderthalensis." iiIt iiwas iidiscovered iiby iiFeldhofer iiGrotto iiin ii1856.
La iiChapelle iiaux iiSaints ii- iiAnswers ii-This iifossil iiwas iicategorized iias iia ii"Neanderthal"
iiand iiwas iidiscovered iito iibe iielderly, iiMissing iipost iicanine iiteeth, iiAlveoli iiresorbed,
iiand iiArthritic. iiIt iiwas iidiscovered iiin iiFrance iiin ii1908. iiIt iishowed iius iithat iihuman
iiancestors iilived iilonger iithan iiwe iithought iithey iidid.
CQ#1: iiWHich iiof iithe iifollowing iilocomotor iibehaviors iicategorizes iiMiocene
iiHominoids?
A.) iiSuspension
B.) iiArboreal iiQuadrupedialism
C.) iiTerrestrial iiQuadrupedalism ii
D.) iiAll iiof iithe iiabove ii- iiAnswers ii-D.) iiAll iiof iithe iiabove
CQ#2: iiWhich iiof iithe iifollowing iiis iia iianatomical iiadaption iito iibipedalism iiin iihumans?
A.) iiCoronally iirotated iiilium
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