Nervemuscle Mcq

8/10/2019 Nervemuscle Mcq

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GENERAL PHYSIOLOGY, NERVE & MUSCLE

1. How many % of th !o"y w#$ht # th tota !oo" 'o(m)A. *%

+. %

C. 1*%-. /%

E. 0/%

. 2h#3h of th foow#n$ tatmnt # INCORREC4)

A. Omo # th mo3(a5 w#$ht of a (!tan3 "#'#"" !y th n(m!5 of f5y

mo'#n$ 6a5t#3 #!5at" #n o(t#on.

+. Omoa5#ty # th n(m!5 of omo 65 7$ o(t#onC. Omoa#ty # th n(m!5 of omo 65 #t5 o'nt

-. Omoa 3on3nt5at#on of a o(t#on # not aff3t" !y tm65at(5

E. A of th a!o'

8. Pama omoa 3on3nt5at#on #9

A. :/ om;L+. / om;L

C. </ om;L

-. 8// om;LE. 81/ om;L

. 2h#3h of th foow#n$ tatmnt # INCORREC4)

A. Omo# # th mo'mnt of o(t a35o a m#=65ma! mm!5an #n attm6t to !aan3 omoa 3on3nt5at#on on th #" of th mm!5an.

+. Pa#' "#ff(#on # ony ff3t#' a35o a ho5t "#tan3C. >a3##tat" "#ff(#on ma7 ( of 3a55#5 65ot#n & o33(5 "own th 3on3nt5at#on$5a"#nt a35o th mm!5an.

-. A3t#' t5an6o5t ( 3a55#5 65ot#n & o33(5 a$a#nt th 3on3nt5at#on $5a"#nt

a35o th mm!5an.E. E?o3yto# & n"o3yto# tn" to ! th mo" of t5an6o5t fo5 65ot#n.

*. 2h#3h of th foow#n$ # an ?am6 of 3o(nt5=t5an6o5t)

A. So"#(m=G(3o 6(m6+. So"#(m=Pota#(m=Cho5#" 6(m6

C. So"#(m=Pota#(m 6(m6

-. So"#(m=Am#no a3#" 6(m6E. So"#(m=Cho5#" 6(m6

GENERAL PHYSIOLOGY, NERVE & MUSCLE @ MC 1



0. Rt#n$ mm!5an 6otnt#a of n(5on # a!o(t9

A. @*/mV+. @0/mV

C. @:/mV

-. @/mVE. @</mV

:. 2h#3h of th foow#n$ tatmnt # >ALSE)A. 4h5 a5 mo5 an#on #n#" 3 mm!5an than o(t#" th 3 mm!5an

+. 4h #nt5#o5 wa of 3 mm!5an # mo5 n$at#'y 3ha5$" than th ?t5#o5 wa.

C. Mm!5an 6otnt#a # 6a5ty ma#nta#n" !y th #nt5a3(a5 65ot#n.

-. Mm!5an 6otnt#a # 3o5 to th EB than E Na !3a( B # mo5 65ma!E. Cho5#" # th 65"om#nant "#ff(a! an#on a35o 3 mm!5an.

. 2h#3h of th foow#n$ tatmnt 5$a5"#n$ a?on # >ALSE)

A. P5o$t5on 65omot my#n ynth#+. 2a5#an "$n5at#on 5f5 to "#ta a?ona "$n5at#on aft5 t5an3t#on of a?on.

C. A3t#on 6otnt#a # #n#t#at" at th a?on h#o37 -. >at ant5o$5a" a?ona t5an6o5t # m"#at" !y 7#n#n

E. Sow ant5o$5a" & 5t5o$5a" a?ona t5an6o5t # m"#at" !y "yn#n

<. -6oa5##n$ th5ho" Dth5ho" 6otnt#a of n(5on # a!o(t9

A. @8*mV

+. @/mV

C. @*mV-. @*/mV

E. @**mV

1/. E3t5oton#3 6otnt#a o33(5 !twn9

A. @<* to @:/mV

+. @:/ to @**mVC. @** to /mV

-. / to F**mV

E. F** to F:/mV

11. 2h#3h of th foow#n$ tatmnt 5$a5"#n$ 3t5oton#3 6otnt#a # >ALSE)

A. E3t5oton#3 6otnt#a # "( to a3t#' o6n#n$ of Na;B 3hann

+. E3t5oton#3 6otnt#a "3ay ?6onnt#ayC. If 3t5oton#3 6otnt#a 5a3h "6oa5##n$ th5ho", a3t#on 6otnt#a w# !

65o"(3".

-. -3ay of 3t5oton#3 6otnt#a # !3a( th hy656oa5##n$ fo53 # m(3h t5on$5than th "6oa5##n$ fo53.

E. Non of th a!o'

GENERAL PHYSIOLOGY, NERVE & MUSCLE @ MC



1. 2h#3h of th foow#n$ tatmnt 5$a5"#n$ n5' 3on"(3t#on # >ALSE)

A. P5o6o$at#on of a3t#on 6otnt#a # (n#"#53t#ona a th mm!5an !h#n" th 65o6o$at#ona f5ont # #n 5f5a3to5y 65#o"

+. Satato5y 3on"(3t#on o33(5 #n a ty6 of n(5on

C. St5n$th of t#m(# ha no 3o55at#on w#th th am6#t(" of a3t#on 6otnt#a-. Syna6 6otnt#a a5 not a n3a5y 65o6o$at" "own th 6ot=yna6t#3 a?on

E. A of th a!o'

18. 2h#3h of th foow#n$ tatmnt 5$a5"#n$ a3t#on 6otnt#a # 4RUE)

A. Gn5at#on of a3t#on 6otnt#a # an A4P "6n"nt 65o3

+. -6oa5#at#on #n th n(5on # "( to th o6n#n$ of 'ota$ #n"6n"nt Na

3hann.C. Na 3hann a5 of h#$h 3on3nt5at#on #n th 5$#on of no" of Ran'#5.

-. R6oa5#at#on of n(5on # "( to th o6n#n$ of 'ota$ "6n"nt Ca 3hann

E. 4h5ho" 6otnt#a of #n"#'#"(a n5' f#!5 #n th 65#6h5a n5' # 3ontant.

1. 2h#3h of th foow#n$ 6a#5#n$ of n5' f#!5 ty6 & #t f(n3t#on # >ALSE)

A. Aα f#!5 @ omat#3 moto5

+. Aδ f#!5@ Pa#n , 3o" & to(3h nat#on

C. Aβ f#!5= to(3h & 65(5 nat#on

-. C f#!5 @ moto5 to m 6#n"

E. Non of th a!o'

1*. 2h#3h of th foow#n$ # 4RUE 5$a5"#n$ n5' f#!5 n#t#'#ty to th foow#n$

#t(at#on)

A. S6" of 3on"(3t#on #n35a w#th th "#amt5 of n5' f#!5.

+. Lo3a antht#3 (665 ma5 "#amt5 n5' f#!5 !fo5 a5$5 "#amt5 on.C. P5(5 on a m#?" n5' 3a( 3on"(3t#on "f3t #n th a5$5 n5' f#!5 f#5t.

-. 4y6 + n5' f#!5 # mot (36t#! to hy6o?#aE. A of th a!o'

10. 2h#3h of th foow#n$ tatmnt 5$a5"#n$ a53om5 # 4RUE)A. 4h#37 f#amnt # tw#3 th "#amt5 of th#n f#amnt

+. 4h#37 f#amnt # ma" (6 of myo#n

C. 4h#n f#amnt # ma" (6 of a3t#n, t5o6omyo#n & t5o6on#n

-. 4h5 a5 no yn3yt#a !5#"$ !twn #n"#'#"(a 7ta m(3 3.E. A of th a!o'




1:. 2h#3h of th foow#n$ tatmnt # >ALSE)

A. Sa53o6am#3 5t#3((m # #n "#53t 3ont#n((m w#th th ?t5a3(a5 6a3.+. Sa53o6am#3 5t#3((m aow 5a6#" t5anm##on of a3t#on 6otnt#a f5om 3

mm!5an to a myof#!5# #n thm

C. -yt5o6h#n # #m6o5tant fo5 t5(3t(5 (66o5t & t5n$th of myof#!5#-. 4 t(!( ytm #n th 7ta m(3 # o3at" at th #n

E. Ca3#(m # to5" #n th at5a a3 of a53o6am#3 5t#3((m.

1. Rt#n$ mm!5an 6otnt#a of 7ta m(3 # a!o(t9

A. F</ mV

+. F8/ mV

C. / mV-. @8/ mV

E. =</ mV

1<. A!o(t 5f5a3to5y 65#o" #n th 7ta m(3 #9A. 1=8 m

+. 8=0 mC. 0=< m

-. <=1 m

E. 1=1* m

/. -(5#n$ 7ta m(3 f#!5 3ont5a3t#on9

A. #n a5 !5o($ht 3o5 to a3h oth5

+. A !an" 5ma#n 3ontantC. I on ho5tn

-. Ln$th of f#amnt 5ma#n (n3han$"

E. A of th a!o'

1. 2h#3h of th foow#n$ tatmnt 5$a5"#n$ 7ta m(3 3ont5a3t#on # >ALSE)

A. A3t#n 3onta#n A4Pa wh#3h 65o"(3 n5$y fo5 #"#n$ f#amnt m3han#m+. 45o6on#n ha !#n"#n$ #t fo5 3a3#(m, a3t#n & t5o6omyo#n

C. Myo#n ha" # 3o'5" !y t5o6omyo#n #n th 5t#n$ tat, o to 65'nt a3t#n

!#n"#n$

-. Ca3#(m # a 35(3#a #on #n t5#$$5#n$ th 6ow5 t5o7 m3han#m.E. A of th a!o'




. 2h#3h of th foow#n$ tatmnt 5$a5"#n$ (mmat#on of 3ont5a3t#on # >ALSE)

A. S(mmat#on of 3ont5a3t#on o33(5 w#th 56at" t#m(at#on of th m(3.+. Com6t ttan( man th5 # no 5a?at#on !twn #n"#'#"(a t#m(# to th

m(3 f#!5.

C. In3om6t ttan( man th5 # #n3om6t 5a?at#on !twn #n"#'#"(a t#m(# toth m(3 f#!5.

-. Rf5a3to5y 65#o" of m(3 3ont5a3t#on # a!o(t 8 m

E. 4566 o33(5 w#th ma?#ma t#m(# "#'5" to th m(3 at (!ttan##n$th5ho".

8. 2h#3h of th foow#n$ tatmnt 5$a5"#n$ th 65o65t# of 7ta m(3

3ont5a3t#on # INCORREC4)A. A3t#' tn#on of a m(3 f#!5 # ma?#ma at #t 5t#n$ n$th

+. 4ota tn#on of a m(3 f#!5 "35a w#th #n35a#n$ t5t3h of th f#!5.

C. Sho5tn#n$ of a53om5 "35a tota tn#on #n th m(3

-. Vo3#ty of 3ont5a3t#on # ma?#ma at h#$h wo57oa"E. A of th a!o'

. >at m(3 f#!59

A. ma#ny ( a5o!#3 $y3oy#

+. # 63#a#" #n 6ot(5 ma#nta#n#n$ 3ont5a3t#onC. It a53o6am#3 5t#3((m ha h#$h 3a3#(m 6(m6#n$ 3a6a3#ty

-. I ao 3a" 5" m(3

E. I ((ay of mo"5at "#amt5

*. 2h#3h of th foow#n$ tatmnt 5$a5"#n$ 7ta m(3 mta!o#m # 4RUE)

A. Pho6ho5y 35at#n#n 65o'#" #m6o5tant o(53 of o5$an#3 6ho6hat to m(3

+. So(53 of A4P fo5 m(3 at 5t # 65o'#"" !y fatty a3#" !5a7"ownC. -(5#n$ ?53#, $(3o # th 65"om#nant n5$y o(53 to m(3

-. Ana5o!#3 $y3oy# # ony 3a6a! of 65o"(3#n$ 1;1/ amo(nt of A4P 65o"(3" !y

a5o!#3 $y3oy# 65 $(3o mo3(E. A of th a!o'

0. Eff3t of 7ta m(3 "n5'at#on #n3(" th foow#n$ ECEP49

A. 7ta m(3 at5o6hy+. fa3#3(at#on

C. a!no5ma ?3#ta!##ty of m(3

-. #n35a" nat#on to 3#53(at#n$ AChE. >#!5#at#on

GENERAL PHYSIOLOGY, NERVE & MUSCLE @ MC *



:. 2h#3h of th foow#n$ tatmnt 5$a5"#n$ moto5 (n#t # >ALSE)

A. 4h # moto5 (n#t a5 (n#fo5m+. Ea3h 6#na moto5 n(3( ony #nn5'at 1 7#n" of m(3 f#!5

C. Sow moto5 (n#t # (66#" !y ma #" moto5 n5'

-. >at moto5 (n#t # (66#" !y a5$5 #" moto5 n5'E. Ut#mat "t5m#nant of whth5 a moto5 (n#t # fat o5 ow # mo5 "t5m#n" !y

th n5' (66y than m(3 f#!5 ty6.

. 2h#3h of th foow#n$ tatmnt 5$a5"#n$ 7ta m(3 3ont5a3t#on # 4RUE)

A. 4n#on of h(man 7ta m(3 # a!o(t 8=7$;3m 35o 3t#ona a5a.

+. In35a" 535(#tmnt of moto5 (n#t o33(5 w#th #n35a" 'o(nta5y mo'mnt

C. Ayn3h5ono( f#5#n$ of a"Ja3nt moto5 (n#t aow mooth 3ont5a3t#on of th whom(3

-. 4n#on "'o6" #n ttany # t#m that of #n$ m(3 tw#t3h.

E. A of th a!o'

<. 2h#3h of th foow#n$ tatmnt 5$a5"#n$ myo3a5"#a f#!5 # >ALSE)

A. 4 ytm o33(5 at A=I K(n3t#on+. Int53aat" "#3 a5 fo(n" at #n

C. Int53aat" "#3 f(n3t#on to t5anm#t 3ont5a3t# fo53 f5om 1 m(3 f#!5 to th

n?t-. Ga6 J(n3t#on !twn a"Ja3nt myo3a5"#a f#!5 $#' ow 5#tan3 !5#"$ fo5

65a" of ?3#tat#on f5om 1 m(3 f#!5 to th n?t.

E. Non of th a!o'

8/. Pata( & 56oa5#at#on 6ha #n myo3a5"#a AP 3on"(3t#on at9

A. m

+. / mC. // m

-.

E. /

81. 2h#3h of th foow#n$ 6a#5#n$ 5$a5"#n$ myo3a5"#a 3on"(3t#on # INCORREC4)

A. In#t#a 5a6#" "6oa5#at#on @ o6n#n$ of 'ota$ $at" Na 3hann

+. In#t#a 5a6#" 56oa5#at#on @ o6n#n$ of fat B 3hannC. Pata( 6ha @ o6n#n$ of ow Ca 3hann

-. R6oa5#at#on 6ha @ 3o(5 of ow Ca 3hann & o6n#n$ B 3hann

E. Non of th a!o'




8. 2h#3h of th foow#n$ 5$a5"#n$ myo3a5"#(m # >ALSE)

A. R6oa5#at#on t#m 5ma#n 3ontant "6#t #n35a #n ha5t 5at.+. Cont5a3t# 56on at 1.* "(5at#on of AP

C. 4h5 # no ttany #n th myo3a5"#(m a th 5at#' 5f5a3to5y 65#o" at (nt# th

n" of th 56oa5#at#on 6ha.-. Myo3a5"#(m # "6n"nt on o?#"at#' mta!o#m

E. A of th a!o'

88. 2h#3h of th foow#n$ tatmnt 5$a5"#n$ Sta5#n$ aw of th ha5t # 4RUE)

A. -#ato#3 f##n$ of th ha5t "t5m#n th #n#t#a n$th of myo3a5"#a f#!5

+. Syto#3 #nt5a'nt5#3(a5 65(5 # an ?65#on of myo3a5"#a f#!5 tn#on.

C. Syto#3 #nt5a'nt5#3(a5 65(5 #n35a a "#ato#3 f##n$ of th ha5t #n35a toa 35#t#3a 6o#nt.

-. O'5f##n$ of LV a" to 5"(3t#on #n yto#3 #nt5a'nt5#3(a5 65(5 a th5 #

"#5(6t#on of myo3a5"#a f#!5.

E. A of th a!o'

8. 2h#3h of th foow#n$ tatmnt 5$a5"#n$ myo3a5"#a mta!o#m # >ALSE)A. Myo3a5"#(m ha h#$h5 myo$o!#n 3ontnt than 7ta m(3

+. Ana5o!#3 mta!o#m #n th myo3a5"#(m #n35a f5om 1 to 1/% "(5#n$ hy6o?#a

C. En5$y 65o"(3" !y tota ana5o!#3 3on"#t#on # no($h to (ta#n 'nt5#3(a53ont5a3t#on fo5 a fw ho(5

-. Un"5 !aa 3on"#t#on, mot of th 3ao5#3 n" of myo3a5"#(m # 65o'#"" !y fat

E. A of th a!o'

8*. 2h#3h of th foow#n$ tatmnt 5$a5"#n$ mooth m(3 # >ALSE)

A. Smooth m(3 ha no t5o6on#n

+. Smooth m(3 ha 6oo5y "'o6" a53o6am#3 5t#3((mC. Smooth m(3 ha no 35o t5#at#on

-. Smooth m(3 ha a!(n"ant m#to3hon"5#a a #t # "6n"nt on a5o!#3 $y3oy#

E. A of th a!o'

80. 4h $5owth of mooth m(3 # #nh#!#t" !y9

A. Cat3hoam#n

+. G(3o3o5t#3o#"C. An$#otn#n II

-. A of th a!o'

E. Non of th a!o'

8:. 4h 5t#n$ mm!5an 6otnt#a of '#35a mooth m(3 #9

A. @*/mV+. @:/mV

C. @</mV

-. @11/mV

E. non of th a!o'

GENERAL PHYSIOLOGY, NERVE & MUSCLE @ MC :



8. 2h#3h of th foow#n$ tatmnt 5$a5"#n$ mooth m 3ont5a3t#on # INCORREC4)

A. 4on#3 3ont5a3t#on # #n"6n"nt of n5' (66y

+. Pa5t#a 3ont5a3t#on # ma#nta#n" "( to #n(o#"a f(3t(at#on of mm!5an 6otnt#aC. It ha th am 3t5o=m3han#3a 3o(6#n$ t#m a myo3a5"#a m(3

-. Smooth m(3 3ont5a3t#on # "6n"nt on ?t5a3(a5 3a3#(m 3on3nt5at#on

E. St5t3h#n$ of mooth m(3 a" to 5"(3t#on of mm!5an 6otnt#a & #n35a"ton#3 3ont5a3t#on.

8<. Moto5 n(5on9A. A moto5 n(5on a5 my#nat"

+. C !o"# of moto5 n(5on a5 o3at" #n th ant5#o5 ho5n of 6#na 3o5".

C. Moto5 n"6at # th 63#a#" #t fo5 n(5om(3(a5 t5anm##on

-. A3ty3ho#n 5a" at moto5 n"6at # a 3a3#(m "6n"nt 65o3E. A of th a!o'

/. 2h#3h of th foow#n$ tatmnt 5$a5"#n$ n(5om(3(a5 J(n3t#on # >ALSE)

A. A3ty3ho#n !#n"#n$ to n#3ot#n#3 536to5 at th n(5om(3(a5 J(n3t#on a" to#n35a" Na;B 3on"(3tan3 at th moto5 n"6at.

+. A3ty3ho#n # 5a" #n (ant(mC. 4h amo(nt of a3ty3ho#n 5a" #nto th n(5om(3(a5 J(n3t#on # no($h to

65o"(3 a f( n"6at 6otnt#a '5y t#m, aow#n$ a 65o6o$at" 56on #n th

m(3.-. A3t#on 6otnt#a 65o"(3" #n th m(3 # #n#t#at" at th moto5 n"6at.

E. A of th a!o'

1. In th myo3a5"#(m, 3ho#n5$#3 f#!5 "o not #nn5'at9A. SA no"

+. AV no"

C. +(n" of H#-. Vnt5#3

E. A of th a!o'

. 2h#3h of th foow#n$ 5$a5"#n$ no5y n5' n"#n$ # >ALSE)

A. Ma$n#t(" of $n5ato5 6otnt#a #n35a w#th #n35a#n$ #ntn#ty of t#m((

+. 4h5ho" 6otnt#a of no5y n5' n"#n$ # a!o(t @1/mV

C. La5$ $n5ato5 6otnt#a a5 3a6a! of t#m(at#n$ AP 65o"(3t#on #n th amno5y n5' 56at"y

-. AP # "'o6" #n th no5y o5$an whn th5ho" 6otnt#a # 5a3h"

E. A of th a!o'

8. 2h#3h of th foow#n$ 536to5 a5 5a6#"y a"a6t#n$ no5y 536to5)

A. 4o(3h 536to5+. Pa#n & tm65at(5 536to5

C. M(3 6#n"

-. Ca5ot#" #n( 536to5

E. L(n$ #nfat#on 536to5




. 2h#3h of th foow#n$ tatmnt 5$a5"#n$ omato=no5y ytm # INCORREC4)

A. Con3#o( nat#on # 65oJ3t" f5om th 3o5t? to th 536to5 o3at#on no matt5

wh5 aon$ th no5y 6athway # t#m(at".+. R36t#' f#" of a no5y (n#t # "#35t & (n#( to th no5y (n#t

C. In35a#n$ t5n$th of a t#m(( a" to #n35a#n$ n(m!5 of no5y o5$an

a3t#'at" #n3("#n$ tho not #n "#53t 3onta3t w#th #t.-. 4h5ho" fo5 t#m(# amon$ no5y 536to5 'a5#

E. A of th a!o'.

ANS2ERS9

1. + 11. A 1. A 81. + 1. -

. - 1. + . - 8. A . -

8. C 18. C 8. - 88. E 8. A. A 1. - . C 8. C . +

*. C 1*. E *. E 8*. -0. C 10. E 0. + 80. +

:. A 1:. - :. A 8:. E

. + 1. E . E 8. C<. E 1<. A <. A 8<. E

1/. + /. E 8/. C /. -

GENERAL PHYSIOLOGY, NERVE & MUSCLE @ MC <

Nervemuscle Mcq

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