(Netter Basic Science) Frank H. Netter - Atlas of Human Anatomy-Elsevier (2018)

Nerves of Perineum: Male
See also Plate 398
6
Perineal
nerves
Posterior scrotal nerves
Superficial
Deep
Dorsal nerve of penis
Perineal membrane (cut to show
neurovascular structures on superior
aspect of perineal membrane)
Dorsal nerve of penis
(continuation of
pudendal nerve supplying
muscles on superior aspect
of perineal membrane)
Superficial perineal
(Colles’) fascia (cut
to open superficial
perineal space)
Superficial and deep
branches of
perineal nerve
Dorsal nerve of penis
(passes superior to
perineal membrane)
Perineal nerve
Obturator fascia
(of obturator
internus muscle)
Posterior femoral
cutaneous nerve
Pudendal canal
(Alcock’s) (opened up)
Pudendal nerve
Inferior
clunial nerves
on gluteus
maximus muscle
Inferior anal (rectal) nerves
Perforating
cutaneous nerve
Anococcygeal nerve
Sacrotuberous ligament (cut)
Piriformis muscle
Coccygeus
muscle
Levator ani muscle
Obturator
internus muscle
Ischial
spine
Pudendal
nerve
Innervation Plate 393
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