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NEET Test Series-2021 to 2022 — Quiz
NEET [ZOOLOGY ] -Muscle Contraction MCQs Questions and Answers
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NEET [ZOOLOGY ] -Muscle Contraction MCQs Questions and Answers
1
The length of this is reduced while the muscle contracts
A
 sarcomere
B
I-Band
C
A-Band
D
H-Zone
2
This about muscle fibres is true
A
 for energy, they depend on anaerobic procedures
B
better adapted for slow sustained activities
C
myoglobin content is high
D
possess mitochondria in huge numbers
3
Muscle fatigue is due to the accumulation of
A
carbon dioxide
B
lactic acid
C
creatine phosphate
D
none of the above
4
White muscles are not used in this function
A
eyeball movement
B
 sustained work at a slower pace for a prolonged period
C
 fast flights of sparrows
D
strenuous and fast work for short duration of time
5
Duration of one muscle twitch is
A
 0.1 seconds
B
1 second
C
 5 seconds
D
10 seconds
6
A common connective tissue layer holding together the skeletal muscle bundles is
A
 Aponeurosis
B
 Fascia
C
 Endomysium
D
Perimysium
7
This is a feature of white muscle fibers
A
less sarcoplasmic reticulum
B
large number of blood vessels
C
utilized for performing work for longer durations
D
none of these
8
Calcium, during muscle contraction binds with
A
Tropomyosin
B
 TpC
C
TpI
D
TpT
9
This happens in a contracted skeletal muscle fiber
A
A band vanishes
B
M line vanishes
C
H zone elongates
D
 I band is steady
10
Where does the stimulation of muscle fibers by a motor neuron take place
A
myofibril
B
transverse tubules
C
sarcoplasmic reticulum
D
 neuromuscular junction
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