CXC Human and Social Biology Past Paper Question and Answer.doc

CXC Human and Social Biology Past Paper Question and  Answ  An swer er (S (Ske kele leto ton n Sy Syst stem em)) BY REYNALDO THOMAS · MARCH 29, 2016

1 Identify four funtion! of t"e Hu#$n S%e&eton !y!te#'  ANSWER 

(rotetion) (rotetion) for e*$#+&e t"e ri $-e +rotet t"e "e$rt $nd ot"er intern$& or-$n!'



(ro.ide $ fr$#e /or% for for t"e "u#$n ody



(rodue &ood Ce&&! for e*$#+&e red &ood e&& $nd /"ite &ood e&&!



A!!i!t /it" re$t"in-

2' N$#e t"e t"ree &on- one! in t"e "u#$n $r#'  ANSWER 

"u#eru!



u&n$



r$diu!

' St$te if one i! $ &i.in- ti!!ue or not, e*+&$in /"y' /"y'  ANSWER

 Ye!  Ye! one i! $ &i.in- ti!!ue' It i! &i.in- e$u!e one +rodue +rodue &ood e&&! e&&! $nd t"ey $n -ro/ -ro/'' ' Identify '  Identify T3O funtion of $rti&$-e $nd T3O $re$ of t"e "u#$n ody in /"i" it $n e found' ANSWER 

C$rti&$-e i! re!+on!i&e reduin- frition $t 4oint! $nd $!or !"o%!



C$rti&$-e i! &o$ted $nd t"e end! of one! $nd in t"e e$r!

5' Identify ONE dierene et/een &i-$#ent! $nd tendon!'  ANSWER 

Li-$#ent! 4oin one to one /i&& tendon! $tt$" #u!&e to one'

6' One funtion of t"e Hu#$n !%e&eton !y!te# i! & oo#otion' De7ne t"e ter# LOCOMOTION  ANSWER 

&oo#otion i! t"e #o.e#ent of t"e entire ody

8' E*+&$in /"y &oo#otion i! i#+ort$nt to "u#$n ein-!'  ANSWER 

&oo#otion $&&o/ "u#$n to #o.e $round for food



&oo#otion $&&o/ "u#$n ein- to #o.e out of d$n-er

' 3"$t i! $nt$-oni!ti #u!&e ontr$tion: ontr$tion:  ANSWER 

 T"i! i! /"en #u!&e! /or% /or% in +$ir! /"ere /"ere on #u!&e ontr$t ontr$t $nd t"e ot"er ot"er one re&$*'

9' 3"i" t/o fe$ture! of $ 4oint redue frition:  ANSWER 

t"e t/o fe$ture! of $ 4oint t"$t redue frition $re t"e +re!ent $rti&$-e $nd !yno.i$& ;uid'

10' 3"$t ty+e of 4oint i! found in t"e !%u&&:  ANSWER 

t"e ty+e of 4oint found in t"e !%u&& i! 7*ed 4oint'

11' Identify T/o +$rt! on t"e "u#$n !%e&eton !y!te# /"ere $ $&& $nd !o%et 4oint $n e found'  ANSWER 

 A $&& $nd !o%et 4oint $n e found in t"e !"ou&der $nd "i+'

12' 3"$t i! t"e !i-ni7$nt dierene et/een $ $&& $nd !o%et 4oint $nd $ "in-e 4oint'  ANSWER 

A "in-e 4oint $&&o/ #o.e#ent in on&y one +&$ne /"i&e $&& $nd !o%et $&&o/ #o.e#ent in $&& +&$ne!'

1'

3"$t $re t"e dierent ty+e! of one! found in t"e "u#$n !%e&eton !y!te#:

 ANSWER

 T"e dierent ty+e! of one! found in t"e "u#$n !%e&eton !y!te# $re< 

&on- one!



!"ort one!



irre-u&$r !"$+e one!



;$t one!

1'

=i.e $n e*$#+&e for e$" ty+e of one n$#ed $o.e'

 ANSWER 

&on- one > "u#eru!



S"ort one) +"$&$n-e!



irre-u&$r !"$+e one > .erter$e



?&$t one > +$te&&$

15' 3"$t i! $not"er n$#e for t"e +$te&&$:  ANSWER 

t"e ot"er n$#e for t"e +$te&&$ i! t"e %nee$+

16' 3"i" or-$n t"e !%u&& +rotet!:  ANSWER 

t"e or-$n t"$t t"e !%u&& +rotet i! t"e r$in'