$Z$ line bisects

Important Questions on A: Muscular and Skeletal System

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NEET / EAMCET Biology Crash Course>Chapter 32 - A: Muscular and Skeletal System>EXERCISE>Q 4

Functional unit of contraction of a skeletal muscle is

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NEET / EAMCET Biology Crash Course>Chapter 32 - A: Muscular and Skeletal System>EXERCISE>Q 5

'H' zone of a myofibril contains

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NEET / EAMCET Biology Crash Course>Chapter 32 - A: Muscular and Skeletal System>EXERCISE>Q 6

Each $\text{'}F\text{'}$ actin is a

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NEET / EAMCET Biology Crash Course>Chapter 32 - A: Muscular and Skeletal System>EXERCISE>Q 7

Light meromyosin is seen in this part of thick filament

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NEET / EAMCET Biology Crash Course>Chapter 32 - A: Muscular and Skeletal System>EXERCISE>Q 8

Which part of myosin filament has active sites for actin?

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NEET / EAMCET Biology Crash Course>Chapter 32 - A: Muscular and Skeletal System>EXERCISE>Q 9

When acetylcholine generates action potentials in sarcolemma:

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NEET / EAMCET Biology Crash Course>Chapter 32 - A: Muscular and Skeletal System>EXERCISE>Q 10

During muscle contraction:

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NEET / EAMCET Biology Crash Course>Chapter 32 - A: Muscular and Skeletal System>EXERCISE>Q 11

Muscle fatigue is due to accumulation of