MCQ
What happens in micturition?
- AContraction of smooth muscles of bladder
- BRelaxation of the urethral sphincter
- CRelease of urine
- ✓All of the above
Steps for Urination Bladder fills with urine and becomes distended. Stretch receptors on the wall of urinary bladder send signal to the $CNS.$
$CNS$ posses on motor message to initial messengers to initiate the contraction smooth muscle of bladder and simultaneous relaxation of urethral sphincter causing the release of urine
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
$R$ : These cells are involuntary in function.
$I$. Pills prevent ovulation during use as contraception technique
$II$. Copper$-T$ prevents implantation
$III$. Vasectomy produces semen containing no sperm