<prompt> After his bath but before getting dressed, a 4-year-old boy was playing with his puppy. The boys penis was bitten by the puppy, and the deep dorsal vein was injured. The damaged vein is:Lies superficial to Buck fasciaDrains into the prostatic venous plexusLies lateral to the dorsal aery of the penisIs found in the corpus spongiosum  <response>: The Deep Dorsal Vein of the penis lies medial to the Dorsal Aery of the penis on the dorsum of the penis. It lies deep to Bucks fascia, drains into the prostatic plexus of veins, and is compressed against the underlying deep fascia of the penis during erection. 