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Erection - Anatomy & Physiology (view source)
Revision as of 14:34, 3 September 2008
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|linkpage =Reproductive System - Anatomy & Physiology
|linktext =Reproductive System
|maplink = Reproductive System (Content Map) - Anatomy & Physiology
|pagetype =Anatomy
|sublink1=Reproductive Behaviour - Pre-copulatory Behaviour - Anatomy & Physiology
|subtext1=PRE-COPULATORY BEHAVIOUR
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== Introduction ==
== Introduction ==
* Increased blood flow to the penis is brought about by vasodilation of the arterioles supplying it.
* Increased blood flow to the penis is brought about by vasodilation of the arterioles supplying it.
== Erection of the Fibroelastic Penis ==
== Erection of the Fibroelastic Penis ==
== Erection of the Musculovascular Penis ==
== Erection of the Musculovascular Penis ==
* Engorgement with blood plays a significant role in the highly vascular penis.
* Engorgement with blood plays a significant role in the highly vascular penis.
== Mechanism ==
== Mechanism ==
* Very high pressure results.
* Very high pressure results.
== Sensory Input and Local Vascular Response ==
== Sensory Input and Local Vascular Response ==
** Venous outflow blocked
** Venous outflow blocked
* Penile erection maintained for as long as vasodilation of corporal smooth muscle takes place.
* Penile erection maintained for as long as vasodilation of corporal smooth muscle takes place.
== Vascular and Biochemical Control of Erection ==
== Vascular and Biochemical Control of Erection ==
* For more information on anatomy of the penis follow [[this link]].
* For more information on anatomy of the penis follow [[this link]].