Physiology of Male Sexual Response

Sexual excitement, stimulation of nervi eregentis, contraction of erector muscles, relaxation of retractor penis muscle, continuous blood inflow

The tunica albuginea helps to maintain hardness without increasing the size of the penis.

Erection and copulation are controlled by parasympathetic nerve fibers.

<p>2-3 minutes</p> Signup and view all the answers

<p>The few cavernous tissues in the penis allow for a quick onset of erection with relatively less blood.</p> Signup and view all the answers

<p>Stimulation of vasodilatation to cavernous tissue</p> Signup and view all the answers

<p>Erection and copulation are controlled by parasympathetic nerve fibers, taking 5-15 minutes to occur.</p> Signup and view all the answers

<p>Ejaculation occurs in jets or fractions and takes about 10 – 40 seconds.</p> Signup and view all the answers

<p>GnRH, FSH, LH, testosterone, estradiol, inhibin</p> Signup and view all the answers

<p>Leyding cells</p> Signup and view all the answers

<p>Contraction of erector muscles at the root of the penis</p> Signup and view all the answers

<p>Several rapid rhythmic pelvic forward and backward movements</p> Signup and view all the answers

<p>With quick thrust of the penis</p> Signup and view all the answers

<p>Stimulation of the glans penis</p> Signup and view all the answers

<p>Intrauterine deposition of semen vs. intravaginal deposition of semen</p> Signup and view all the answers

<p>The penis retracts into the prepuce</p> Signup and view all the answers

<p>Dorso-convex bending facilitates ejaculatory thrust reflex</p> Signup and view all the answers