<prompt> Nerve supply to the perineum is -Pudendal nerveInferior rectal nervePelvic splanchnic nervesHypogastric plexus  <response>: 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. 