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प्रश्न
Write true or false. If false, change the statement so that it is true:
H-zone of striated muscle fibre represents both thick and thin filaments.
विकल्प
True
False
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उत्तर
This statement is False.
Explanation:
The H-zone of striated muscle fibres contains exclusively thick filaments.
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संबंधित प्रश्न
Draw the diagram of a sarcomere of skeletal muscle showing different regions.
Define sliding filament theory of muscle contraction.
Write true or false. If false, change the statement so that it is true:
Actin is present in thin filament
Write the differences between Actin and Myosin.
Write the difference between:
Red and White muscles
How do you distinguish between a skeletal muscle and a cardiac muscle?
Thin filament of myofibril contains 2 ‘F’ actins and two other proteins namely ______ and ______.
In a muscle fibre Ca++ is stored in ______.
Read the following statements.
- Bands are dark bands and contain myosin
- I bands are light bands and contain actin
- During muscle contraction, the A band contracts.
- The part between the two Z - lines is called a sarcomere.
- The central part of the thin filament, not overlapped by the thick filament is called Hzone.
Of the above statements
Myoglobin occurs in
In a skeletal muscle, bundles of muscle fibres are held together by ______.
Which of the following statements wrongly represents the nature of smooth muscle?
Muscles with characteristic striations and involuntary are ______.
Three types of muscles are given as a, b and c. Identify the correct matching pair along with their location in human body:
Name of muscle/location
