Question

From where does the signal for micturition arise? 1) By stretching of the urinary bladder 2) By relaxing of urinary bladder 3) By reduction in the size of urinary bladder 4) By contraction of urinary bladder

Answer 1

Answer:

According to NCERT pg 297

Explanation:

1. The signal for micturition arise By stretching of the urinary bladder as it gets filled with urine
2. Then the stretch receptors send signals to CNS
3. CNS to Motor nerve
4. Contraction of Smooth muscle
5. Relaxation of sphincter