Which of the following is true regarding the structure of a skeletal muscle?

The ligaments connect the muscle to the skeleton.

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The sarcoplasmic reticulum is continuous with the plasma membrane and forms transverse tubules.

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The I band contains only thin filaments.

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The endomysium binds the various fasciculi.

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Solution

The correct option is C
The I band contains only thin filaments.

The I band contains only thin filaments.I band is also called isotropic band.

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Similar questions

Q. Which muscle protein binds with calcium ions that are released from the sarcoplasmic reticulum?

Q. Read the following A to D statements and select the one option that contains both correct statements.

a. Z-line is present in the centre of the light band
b. Thin filaments are firmly attached to the M-line
c. The central part of thick filaments, not overlapped by thin filaments is called Z-band
d. Light band contains only thin filaments

Given below is a randomly arranged list of events that occur at the neuromuscular junction to trigger muscle contraction.Which of the following gives the correct sequence of these steps?

(i) Acetylcholine binds to the receptor sites on sarcolemma

(ii) Nerve impulse

(iii) Release of Ca+2 from sarcoplasmic reticulum

(iv) The neurotransmitter acetylcholine is released

(v) Sarcomere shortens

(vi) Acetylcholine diffuses across the synaptic cleft

(vii) Spread of impulses over sarcolemma on T-tubules

Q. With which of the following molecules does

C a^{2 +}

released from the sarcoplasmic reticulum bind?

Q. Assertion :Upon stimulation of a muscle cell, calcium ions

(C a^{+ +})

are released from the sarcoplasmic reticulum. Reason: In recating with a protein complex,

C a^{+ +}

uncover active sites on the actin filaments.

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Which of the following is true regarding the structure of a skeletal muscle?

The correct option is C The I band contains only thin filaments. The I band contains only thin filaments.I band is also called isotropic band.

The correct option is C
The I band contains only thin filaments.

The I band contains only thin filaments.I band is also called isotropic band.