The term "nervus cavernosus penis" is a scientific name referring to the nerve that innervates the corpora cavernosa of the penis. The spelling of the word follows the rules of Latin pronunciation, where "c" is pronounced as "k" and "v" is pronounced as "w". The correct IPA phonetic transcription of the word is /ˈnɛrvəs kəˈvɜrnəs ˈpinɪs/. This term is commonly used in medical textbooks, research papers, and scientific discussions related to the anatomy and physiology of the male reproductive system.
The term "nervus cavernosus penis" refers to the anatomical structure within the male reproductive system. It is an intricate network of nerves found within the penis, specifically located in the corpus cavernosum, which are two cylindrical chambers that run along the length of the organ.
The nervus cavernosus penis plays a crucial role in the process of penile erection. It is responsible for transmitting signals from the central nervous system to the penis, allowing the blood vessels within the corpus cavernosum to relax and dilate. This dilation facilitates increased blood flow into the erectile tissues of the penis, leading to the stiffening and enlargement characteristic of an erection.
The nervus cavernosus penis is extensively innervated, receiving input from both the sympathetic and parasympathetic divisions of the autonomic nervous system. The sympathetic fibers stimulate vasoconstriction and limit blood flow to maintain flaccidity, whereas the parasympathetic fibers trigger vasodilation for erection.
Damage or dysfunction of the nervus cavernosus penis can lead to various conditions such as erectile dysfunction, reduced sensitivity, or abnormal penile curvature. Consequently, medical interventions and treatments aimed at addressing these disorders often focus on targeting the nerves within this structure to restore normal erectile function.
Overall, the nervus cavernosus penis is a vital component of the male reproductive system, facilitating the processes required for achieving and maintaining an erection during sexual arousal.
Cavernous nerve of the penis, one of two nerves, major and minor (chiefly sympathetic), running from the cavernous plexus at the root of the penis to the corpus cavernosum.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.