-
question_answer1)
Which of the following ion is necessary for the contraction of a muscles and nerve impulse transmission [CPMT 1995; RPMT 1995; BHU 2005]
A)
\[N{{a}^{+}}\] done
clear
B)
\[{{K}^{+}}\] done
clear
C)
\[C{{a}^{++}}\]and\[M{{g}^{++}}\]ions done
clear
D)
None of these done
clear
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question_answer2)
Which of the following muscle gets into fatigue very early
A)
Skeletal muscle done
clear
B)
Smooth muscle done
clear
C)
Cardiac muscle done
clear
D)
All the above done
clear
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question_answer3)
Smooth muscles are not [BHU 1985]
A)
Spindle shaped done
clear
B)
Under control of autonomic nervous system done
clear
C)
Very simple in structure done
clear
D)
Multinucleated done
clear
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question_answer4)
Unstriped muscles are found in [BHU 1984; CPMT 1981]
A)
Neck done
clear
B)
Urinary bladder done
clear
C)
Arms done
clear
D)
Fingers done
clear
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question_answer5)
Cardiac muscles are having characters of [CPMT 1984]
A)
Striped muscle done
clear
B)
Unstriped muscle done
clear
C)
Both [a] and [b] done
clear
D)
None of these done
clear
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question_answer6)
Unstriped smooth muscles are found in [CPMT 1984]
A)
Thigh done
clear
B)
Eye muscles done
clear
C)
Iris done
clear
D)
Tongue done
clear
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question_answer7)
Sarcolemma is the covering of [CPMT 1974; DPMT 1982; MP PMT 2003]
A)
Nerve fibres done
clear
B)
Muscle fibres done
clear
C)
Bone marrow done
clear
D)
Liver, kidney and stomach done
clear
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question_answer8)
Protein which is both structural and enzymatic [BHU 1988]
A)
Troponin done
clear
B)
Myosin done
clear
C)
Trypsin done
clear
D)
Actin done
clear
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question_answer9)
Which of the following makes heart wall more thick [BHU 1981; CPMT 1980]
A)
Pericardium done
clear
B)
Epicardium done
clear
C)
Myocardium done
clear
D)
Endocardium done
clear
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question_answer10)
Who propounded the "Sliding filament theory'' for muscles contraction
A)
Cori done
clear
B)
H.E. Huxley done
clear
C)
A.F. Huxley done
clear
D)
H.E. Huxley and A.F. Huxley done
clear
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question_answer11)
In the myofibrils of muscle fibre
A)
Myosin is found done
clear
B)
Actin is found done
clear
C)
ATP is found done
clear
D)
All of the above done
clear
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question_answer12)
The single unit smooth muscles are
A)
Neurogenic done
clear
B)
Myogenic done
clear
C)
Cardiogenic done
clear
D)
None of these done
clear
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question_answer13)
Motor unit is also called as
A)
Myone done
clear
B)
Sarcomere done
clear
C)
Both [a] and [b] done
clear
D)
None of these done
clear
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question_answer14)
Striped muscles have [CPMT 1981, 90]
A)
One nucleus done
clear
B)
Many nuclei done
clear
C)
Two nuclei done
clear
D)
No nuclei done
clear
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question_answer15)
Egyptian mummies are having still intact artery, it is due to
A)
Resistivity of elastin protein to chemical changes done
clear
B)
Cold weather conditions of egypt done
clear
C)
Hot weather conditions of egypt done
clear
D)
It is only a God gift done
clear
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question_answer16)
The protein which maintains the muscular storage of oxygen is [CMC Vellore 1993]
A)
Myoglobin done
clear
B)
Actomyosin done
clear
C)
Myosin done
clear
D)
Haemoglobin done
clear
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question_answer17)
The interval between the beginning of electrical response and peak of tension recorded is the [CMC Vellore 1993]
A)
Latent period done
clear
B)
Contraction time done
clear
C)
Relaxation time done
clear
D)
None of these done
clear
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question_answer18)
Autorhythmicity is a special property of the muscles of the [KCET 1994]
A)
Liver done
clear
B)
Intestine done
clear
C)
Heart done
clear
D)
Kidney done
clear
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question_answer19)
Skeletal muscles show resemblance with visceral muscles in one aspect. It is in [JIPMER 1993]
A)
Shape of muscle fibres done
clear
B)
Number of nuclei in muscle fibres done
clear
C)
Presence of actin and myosin filaments done
clear
D)
Presence of light and dark band done
clear
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question_answer20)
Smooth muscle fibres are [JIPMER 1993]
A)
Cylindrical, unbranched, striated, multinucleate and voluntary done
clear
B)
Spindle-shaped, unbranched, non-striated, uninucleate and involuntary done
clear
C)
Cylindrical, unbranched, non-striated, multinucleate and involuntary done
clear
D)
Spindle-shaped, unbranched, striated, uninucleate and voluntary done
clear
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question_answer21)
The most abundant tissue in the body is [DPMT 1993]
A)
Nervous done
clear
B)
Muscular done
clear
C)
Vascular done
clear
D)
Epithelial done
clear
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question_answer22)
Voluntary muscle is present in [CPMT 1972]
A)
Lung done
clear
B)
Liver done
clear
C)
Hind limb done
clear
D)
Heart done
clear
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question_answer23)
The muscles immune to fatigue are [CPMT 1974]
A)
Striped done
clear
B)
Unstriped done
clear
C)
Cardiac done
clear
D)
None of these done
clear
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question_answer24)
The muscles involved in the movement of the arm are [CPMT 1971]
A)
Unstriped done
clear
B)
Striped done
clear
C)
Cardiac done
clear
D)
Alar done
clear
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question_answer25)
Striated and voluntary muscle fibres are found in [CPMT 1972, 80, 82; MP PMT 1999]
A)
Lungs done
clear
B)
Leg muscles done
clear
C)
Gall bladder done
clear
D)
Blood vessels done
clear
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question_answer26)
Ciliary muscles are which [CPMT 1981]
A)
Move cilia of some protozoans done
clear
B)
Keep valves of heart intact done
clear
C)
Change of focal length of human eye and at joint of sclera and iris done
clear
D)
Cause erection of human hairs in cold and are situated in skin done
clear
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question_answer27)
'Oxygen debt' is amount of oxygen required for
A)
Muscle contraction done
clear
B)
Muscle relaxation done
clear
C)
Muscle recovery done
clear
D)
All the above done
clear
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question_answer28)
Thigh muscles get tired but not the muscles of the ventricle of heart because
A)
Legs are locomotary organs whereas heart has nothing to do with locomotion done
clear
B)
Thigh muscles are striated muscles done
clear
C)
Thigh muscles get fatigued soon whereas muscles of the ventricle of heart do not get fatigued as they are cardiac muscles done
clear
D)
All the above done
clear
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question_answer29)
Function of ATP in muscle fibres is
A)
It acts as an enzyme done
clear
B)
It keeps the muscle supple and extensible done
clear
C)
It is essential for subsequent contraction of rigid muscles by providing energy done
clear
D)
[b] and [c] both done
clear
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question_answer30)
Chronaxie is
A)
Abnormal muscle contractions done
clear
B)
Minimum time required to bring about excitation of muscle fibres done
clear
C)
Maximum time required to bring about excitation of muscle fibres done
clear
D)
None of the above done
clear
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question_answer31)
At \[0{}^\circ C\] and below it
A)
There is increase in muscle contraction done
clear
B)
There is decrease in muscle contraction done
clear
C)
There is loss of irritability in a muscle done
clear
D)
Coagulation of muscle proteins take place done
clear
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question_answer32)
Involuntary muscles are
A)
Under the control of will done
clear
B)
Not under the control of will done
clear
C)
Controlled by autonomic nervous system done
clear
D)
Both [b] and [c] done
clear
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question_answer33)
Sarcoplasm is the
A)
Cytoplasm of nerve fibres done
clear
B)
Cytoplasm of muscle fibres done
clear
C)
Unit of muscle contraction done
clear
D)
None of the above done
clear
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question_answer34)
Smooth muscle fibre differ from striated muscle fibre in external covering by
A)
Presence of sarcolemma done
clear
B)
Presence of plasma membrane done
clear
C)
Absence of covering done
clear
D)
None of the above done
clear
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question_answer35)
Refractory period of a muscle fibre in mammals is
A)
0.8001 seconds done
clear
B)
0.002 seconds done
clear
C)
0.004 seconds done
clear
D)
0.005 seconds done
clear
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question_answer36)
Strongest muscles in human body are found in [JIPMER 1994]
A)
Jaws done
clear
B)
Thighs done
clear
C)
Neck done
clear
D)
Hands done
clear
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question_answer37)
Total number of muscles in human body are
A)
539 done
clear
B)
235 done
clear
C)
639 done
clear
D)
452 done
clear
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question_answer38)
The structural and functional unit of the striated muscle fibre is called [CBSE PMT 1998]
A)
Sarcolemma done
clear
B)
Sarcomere done
clear
C)
Sarcoplasm done
clear
D)
Myofibril done
clear
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question_answer39)
Hypertrophy of muscle is
A)
Muscles become thin and weak due to excessive work done
clear
B)
Muscles become thick and strong due to excessive work done
clear
C)
Muscles become thin and weak due to no work done
clear
D)
Muscles become thick and strong due to no work done
clear
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question_answer40)
Which of the following is most widely distributed in the body forming major part
A)
Connective tissue done
clear
B)
Epithelial tissue done
clear
C)
Muscular tissue done
clear
D)
Nervous tissue done
clear
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question_answer41)
Which fibres, contractile in nature are found in muscles
A)
White fibres done
clear
B)
Myofibrils done
clear
C)
Microfibrils done
clear
D)
Elastic fibres done
clear
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question_answer42)
Striped and branched muscle are found in [CPMT 1994]
A)
Iris done
clear
B)
Heart done
clear
C)
Leg done
clear
D)
Brain done
clear
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question_answer43)
The ready source of energy in living cells is [CPMT 1995]
A)
Glucose done
clear
B)
ATP done
clear
C)
Glycogen done
clear
D)
ADP done
clear
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question_answer44)
Active transport involves [BHU 1995]
A)
Against concentration gradient and require ATP done
clear
B)
Against concentration gradient and not require ATP done
clear
C)
With concentration gradient and not require ATP done
clear
D)
None of the above done
clear
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question_answer45)
Unstriated muscles are found in [RPMT 1995]
A)
Veins done
clear
B)
Arteries done
clear
C)
Uterus done
clear
D)
All the above done
clear
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question_answer46)
Which set clearly identify striated muscles [CPMT 2005]
A)
Cylindrical, syncytial and unbranched done
clear
B)
Spindle, unbranched and uninucleated done
clear
C)
Cylindrical, striped and nucleated done
clear
D)
Cylindrical, striped and branched done
clear
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question_answer47)
Muscular tissue is differentiated into [MP PMT 1995]
A)
Unstriped, striped done
clear
B)
Striped, cardiac done
clear
C)
Cardiac muscle, unstriped done
clear
D)
Unstriped, striated and cardiac done
clear
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question_answer48)
During muscular contraction [MP PMT 1996]
A)
ATP is broken down done
clear
B)
ATP is formed done
clear
C)
GTP is broken down done
clear
D)
None of these done
clear
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question_answer49)
In striated muscle contraction
A)
\[H-\]band is lengthened done
clear
B)
H-band is obliterated done
clear
C)
\[A-\]band decreases in length done
clear
D)
\[Z-\]line moves away from \[A-\]band done
clear
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question_answer50)
Ciliary muscles are contractile structures which
A)
Cause standing of hairs in human skin in cold done
clear
B)
Keep the valves of heart in position done
clear
C)
Move cilia of some ciliated protozoans done
clear
D)
Change focus of lense in human eye done
clear
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question_answer51)
Which of the following is not syncytial [Manipal 2005]
A)
Cardiac muscle done
clear
B)
Skeletal muscle done
clear
C)
Smooth muscle done
clear
D)
Interstitial muscle done
clear
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question_answer52)
Myoglobin is found in [MP PMT 1997; AFMC 2000; Pb. PMT 2000]
A)
Muscles done
clear
B)
Blood done
clear
C)
Liver done
clear
D)
Spleen done
clear
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question_answer53)
The stored food material found in muscles is [MP PMT 1999; AFMC 2003]
A)
Protein done
clear
B)
Glycogen done
clear
C)
Lipid done
clear
D)
Phosphogen done
clear
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question_answer54)
Glycogen is strored in [CPMT 1998]
A)
Liver done
clear
B)
Muscles done
clear
C)
Both [a] and [b] done
clear
D)
Blood done
clear
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question_answer55)
The muscles which can retract are [CPMT 1998]
A)
Retractor done
clear
B)
Protector done
clear
C)
Abductor done
clear
D)
All of these done
clear
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question_answer56)
Actin filament is made up of [BHU 2003]
A)
Actin, troponin and tropomyosin done
clear
B)
Actin, troponin done
clear
C)
Myosin, troponin done
clear
D)
Actin, tropomyosin done
clear
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question_answer57)
Which of the following is the contractile protein of a muscle [CBSE PMT 1998]
A)
Tubulin done
clear
B)
Myosin done
clear
C)
Tropomyosin done
clear
D)
All of these done
clear
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question_answer58)
During muscle contraction [MH-CET 2003; Kerala CET 2005]
A)
Size of ?A? bands remain the same done
clear
B)
Size of ?H? zone becomes smaller done
clear
C)
Size of ?I? band decreases done
clear
D)
Diameter of fibre increases done
clear
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question_answer59)
Shivering with cold in winter is caused by [MP PMT 2001]
A)
Voluntary action of striated muscles done
clear
B)
Voluntary action of unstriated muscles done
clear
C)
Involuntary action of striated muscles done
clear
D)
Involuntary action of unstriated muscles done
clear
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question_answer60)
In metazoa one of the following is responsible for locomotion and movement of organs [MP PMT 2001]
A)
Nervous tissues done
clear
B)
Epithelial tissues done
clear
C)
Connective tissues done
clear
D)
Muscular tissues done
clear
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question_answer61)
Ensheathing of muscles is called [JIPMER 2001]
A)
Tendon done
clear
B)
Ligament done
clear
C)
Peritoneum done
clear
D)
Fascia done
clear
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question_answer62)
The largest muscle in human body is [BVP 2000]
A)
Masseter done
clear
B)
Sartorius done
clear
C)
Stapeduis done
clear
D)
Gluteus done
clear
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question_answer63)
Actin and myosin proteins are related with [BVP 2001]
A)
\[N{{a}^{+}}\] and \[{{K}^{+}}\] pump done
clear
B)
Muscle contraction done
clear
C)
Nervous system done
clear
D)
Excretion of water products done
clear
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question_answer64)
Red muscle fibres are rich in [JIPMER 2002]
A)
Golgi bodies done
clear
B)
Mitochondria done
clear
C)
Ribosome done
clear
D)
Lysosomes done
clear
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question_answer65)
Krause membrane or \[Z-\]line is a myofibril which separates two adjacent [CBSE PMT 2001; MP PMT 2002]
A)
Sarcomeres done
clear
B)
\[H-\]zones done
clear
C)
\[I-\]bands done
clear
D)
\[A-\]bands done
clear
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question_answer66)
Titan filament connects [AMU 2005]
A)
Actin filaments to Z-line done
clear
B)
Myosin filaments to Z-line done
clear
C)
Actin filaments to myosin filaments done
clear
D)
Myosin filaments to M-line done
clear
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question_answer67)
Contraction of muscles is the best example of conversion of cellular energy into [AMU 2005]
A)
Mechanical energy done
clear
B)
Heat energy done
clear
C)
Electrical energy done
clear
D)
Light energy done
clear
View Solution play_arrow