Q151 / 180 · AIIMS 2013 · Zoology

Which of the following is true for the labelled parts in the figure below?

Correct answer
A
A - Z-line – located at centre of I - band
B
B - Thin filament – occurs in A-band only
C
C - Thick filament – confined to I-band
D
D - H-zone – located at centre of M-line

Solution

A - Z line : located at centre of I-band. B - Thin filament : occurs in both I-band and A-band. C - Thick filament: occurs in A-band. D - H-zone - present at the centre of Aband.

Hence, the correct answer is option: 'A'.

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