Nerve supply to the perineum is -
Ans. is 'a' i.e., Pudendal nerve o Pudendal nerve arises from S2S3S4 and is a mixed nerve (motor + sensory).o It enters the gluteal region through greater sciatic notch and leaves it through lesser sciatic notch to enter pudendal canal.o Pudendal nerve is the chief nerve of perineum and external genitalia.
Pudendal nerve
Inferior rectal nerve
Pelvic splanchnic nerves
Hypogastric plexus
Nerves of Abdomen