The male reproductive system includes external penis, scrotum, epididymus, and testes and internal accessory organs. These external structures are the penis, scrotum, epididymis, and testes. Male Reproductive System : Lateral view of male reproductive system with organs labeled.
A year-old man presents with a 2-year history of a fungating penile mass, as well as a Gross examination of the penectomy specimen reveals a This case first appeared as Performance Improvement Program in Surgical Pathology PIPcase 16, and is a squamous cell carcinoma, poorly differentiated.
The penis is an intromittent organ of male animals with reproductive and urinary functions. Unlike many other species, the human penis has no baculum, or erectile bone. Instead, it relies entirely on engorgement with blood to achieve erection.
We're talking the head of the penis if you will. The part that looks a little bit like a mushroom Way back when, experts believe the penis evolved to become a "tool", with a ridge to remove the semen of love rivals - basically to make sure you are the one that gets the girl pregnant. Survival of the fittest, and all.
All rights reserved. You may be surprised to discover just how highly specialized a tool it is. For the evolutionary psychologist, the pressing questions are, essentially, Why is it like that?
Last week, we discussed the myths and facts about female orgasms. Some questions that have probably crossed your mind might include: Why do boys ejaculate? What do testicles actually do besides sit there?
The penis is the external midline urinary and reproductive structure of the male urogenital system. It is derived mainly from branches of the internal pudendal artery. Arises from the genital tubercle from the cranial end of the cloacal membranewhich lengthens to form the phallus male and female.
The penis is the male copulatory organ. It is formed from three parts; two Corpora cavernosa, comprising of cavernous tissue and a connective tissue sheath the tunica albuginea, and the single Corpus Spongiosum which contains the urethra encased in a vascular tissue sleeve. There are two types of penis: the musculovascular and fibroelastic penis. The corpus cavernosum is made up from the paired columns of cavernous tissue surrounded by connective tissue known as the crura of the penis or corpora cavernosa.