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What is A 19 yrs old man met with accident and sustained internal injury in the abdomen. The fibres in the Nervus erigentes are lesioned , leading to disability /loss of following function - and explain in detail?
Nervi erigentes - Pelvic splanchnic nerve (S2,3,4) causes/controls- Defecation Urination Erection of erectile tissues of the external genitalia Ejaculation and Sweating is controlled by sympathetic system . Salivation is controlled by parasympathetic system through cranial nerve 7 and cranial nerve 9.