Skeletal Muscles: Structure, Type and Working

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Skeletal Muscles: Structure, Type and Working: Overview

This topic covers concepts such as sarcomere, agonistic muscles and synergists muscles.

Important Questions on Skeletal Muscles: Structure, Type and Working

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Do Synergist muscle assist Prime movers ?

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Why Synergist muscle also known as Neutralizer ?

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What is the example of Synergist muscle ?

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What is Synergist muscle ?

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What is the difference between Agonistic and Antagonistic muscles ?

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What are example of Antagonistic muscle ?

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What are Antagonistic muscle ?

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What is Agonistic muscle ?

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Fibrous membrane in the middle of a sarcomere is

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Fibrous membrane in the middle of sarcomere is

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When a skeletal muscle shortens during contraction, which of these statements is false?

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Anisotropic bands are made up of 

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Sarcomere is distance between

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The functional unit of contractile system of a striated muscles is

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The flexor and extensor muscle of the arm are antagonistic muscles.

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Mention structural and functional unit of muscle.

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The following diagram represents a sarcomere.

Based on the diagram, use the terms - A-Band, H-Zone, I-Band and Z-Line to label the structures represented by A, B, C and D.

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Statements:
A. A-bands of the muscle are dark and contain myosin.
B. I-bands are the light bands and contain actin.
C. During muscle contraction the A-band contracts.
D. The part between the two Z-lines is called as sarcomere.
E. The central part of thin filament, not overlapped by thick filament is called H-zone.
With respect to the above statements select the correct option.

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Which of the following is a component of actin filaments of a sarcomere?