MCQ
Homeostasis is $...........:$
- ADisturbance in regulatory control
- ✓Tendency to resist internal changes
- CPlant and animal extracts used in homeopathy
- DA tendency to change with change in environment
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Here $A$ and $B$ refer to
$I.$ Receptor sites on sarcolemma
$II.$ Nerve impulse
$III.$ Release of $\mathrm{Ca} \hat{\imath}$
$IV.$ Acetylcholine release
$V.$ Shortening of sarcomere
$VI.$ Synaptic cleft
$VII.$ Spread of impulse over sarcolemma on T-tubule
The correct option is