Genital Innervation
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20.7.05
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Structure | Parasympathetic | Sympathetic | Afferent |
| Testicles Ovaries | Gonads descend and drag their innervation with them | Least (T11-T12) and Lumbar (L1-L2) Splanchnic nerves | Sympathetic pathways (pain referred to: abdomen, lower back, anterior thigh, inguinal region) L1-L2 |
| Body of Uterus Uterine Tubes Bladder | Pelvic Splanchnic (S2-S4) | Least and Lumbar Splanchnic nerves | Same as above |
| Epididymis Vas Deferens Seminal Vesicle Prostate Pelvic Ureters Cervix Upper 2/3 of Vagina Rectum Upper 2/3 of Anus | (S2-S4) | Lumbar Splanchnic Nerves (L1-L2) | Pelvic Splanchnic Nerves (pain referred to: perineum, posterior thigh, buttocks) S2-S4 |
Point: parasympathetic erection
And
Shoot: sympathetic ejaculation
Tags: ejaculation, erection, sympathetic, nerves
Category: Anatomy Notes
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