Erection

Erection defines the state of Tumescence male Pénis and others Organe S like the Clitoris.

Description of the phenomenon

During the process of sexual Excitation, the male penis composed of cavernous Body and spongy Corps increases volume and its consistency modifie : it becomes hard and rigid. The two cavernous bodies coupled one against the other laterally, see them Vascularisation modifier :
  • the Sang normally traverses the cavernous bodies at rest in the same way that a portion of a veine  ;
  • during the sexual excitation, the blood Pressure increases, as well as the heart rate. The Sang flows then in greater quantity in the cavernous bodies which compose the pénis  ;
  • a device encloses the Veine draining the exit of blood. Then, blood is temporarily kept captive in the cavernous bodies which inflate under the effect of the Pression. One can sometimes perceive beats, of frequency lower than the cardiac rhythm, which correspond to variations of the “rate of closing” of the valve of exit, allowing the replacement partial of blood in the cavernous bodies.

Without this renewal, would occur a pathological phenomenon called Priapisme correspondent with an erection too prolonged and involuntary without replacement partial of blood and threatening all the body of Gangrène.

See too

erotic Electrostimulation

Media

  • genitals of the woman (animation flash).
  • genitals of the man (animation flash).

External bonds

  1. the dysfonction érectile Site of a.D.I.R.S.

Simple: Erection Zh-yue: 扯旗

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