Physiological phenomenon which isPenis
And companies will be expanding. Penile erection is the result of complex interactions of psychological, neurological, vascular, endocrine factors, usually, although not exclusively, associated withSexual arousal
. Has been called by some male, erection, and can occur spontaneously at any time of dayPhenomenon nocturnal penile tumescence
When that occurred during theREM sleep
Erection of the penis occurs when two tubular structures that run the length of the penis,Corpus cavernosum penis
, Become engorged withVenous blood
. This may be from any of the variousPhysiological
In addition, the stimulus is known as sexual stimulation,Sexual arousal
. TheCorpus cavernosum
Which is a tubular structure corpus cavernosum penis, under a single, contains onlyUrethra
, Through which theUrine
, Respectively. This also may be slightlyEngorged
Is the blood and, less so, than the corpora cavernosa.During sexual activity
Possible swelling, hardening, and penis enlargementFuck
In addition, it may be time to tighten the erection. In many cases,Foreskin
Automatically, gradually retreat, exposureGlans penis
However, some men will need to manually retract the foreskin.
After ejaculation during sexual encounters and men, masturbation , erection, usually have an end, this may take some time depending on the length and thickness of the penis.Autonomic control
In the presence of mechanical stimulation is initiated by the erectionParasympathetic
SplitAutonomic nervous system
With minimal input from (ANS)Central nervous system
. Extending from the parasympathetic branchSacral plexus
Supply the erectile tissue, causing the release of the order, upon stimulation, these nerve branches release of acetylcholine,Nitric oxide
Diffusion of nitrogen monoxide toSmooth muscle
Artery (the so-called trabecular smooth muscle of''''
Acts as a)Vasodilatation
Agent. Artery was filled with the blood of the corpus cavernosum sponge'''''''' and, to be extended. Theischiocavernosus
Muscle is to limit the venous return of blood, to compress the veins of the corpora cavernosa.
Erection subsides when parasympathetic stimulation has been discontinued. The stimulation of the baseline fromSympathetic nervous system
Force, causing the contraction of the artery of the penis erectile tissue of the blood of ANS.
You can start an erection in the absence of direct mechanical stimulation acting through erectile centers in the region of the lumbar spine and sacrum (the response to tactile stimulation visual, auditory, olfactory, or imagination)Spinal cord
. Cortex can be other, even as environmental factors psychological, emotional, and you can suppress an erection in the presence of mechanical stimulation. Opposite is the termDetumescence
.Shapes and sizes
The point on the penis erect many, it is generally straight forward and horizontally, or downward almost vertically upward or almost vertically, depending on the tension of the ligaments that hold it in all positions erect penis is normal to specify. Also erect penis, down to the tube from the tube directly to the left or right, up or down curvature, you can take a number of different shapes. Can be an increase in penile curvature is caused byPeyronie's disease
. This has the potential to cause physical and psychological effects can include individual, affectedErectile dysfunction
And pain during erection. Treatment includes oral medication (such asColchicine
Or surgery), has been reserved as a last resort in most cases.
The following table shows the common urchin which is good for men are standing angle of the erection of various. In the table, zero degrees is pointing straight to the abdomen, 90 degrees, refers to the horizontal and straight, but would have his leg straight points to 180 degrees. View using mustard oil for erection. Upward angle is the most common.
|Angle of erection occurs +||! Angle ()||! Percent|
|From 0 to 30||Five|
|60 from 30||30|
|85 from 60||31|
|95 from 85||Ten|
|From 95 120||20|
|180 from 120||Five|
In general, the size of the erect penis is fixed through the post puberty life. Its size can be increased by surgery However, penis enlargement there is room for discussion, the majority of men, according to a survey, the results were "not satisfied".Erectile dysfunction
Erectile dysfunction (also known as ED or even ") and male impotence (") is a sexual dysfunction characterized by inability to maintain an erection of the development and / or. View vitamin d erections. Study of erectile dysfunction is known as in medicine Andrology sub-field, in urology .
Erectile dysfunction, it may be caused by both physiological and psychological reasons most of them are suitable for treatment. You maybe interested in nipple erection time lapse. Reason physiological in general, include neurological disorders account for 70% of the cases of ED collectively diabetes, kidney disease, chronic alcoholism, multiple sclerosis, atherosclerosis, and vascular disease has been. , Such as other conditions, some medications used to treat lithium and paroxetine , may cause erectile dysfunction.
It is erectile dysfunction, tied closely to the concept of culture as potency , success and masculinity is , it can be a devastating psychological impact, including the emotion shame , loss or shortage. There are strong culture of silence , but not be able to discuss the issue with. See erections maintaining. In fact, one is at some point in their lives, the problem of erectile dysfunction occurs regularly around 10 men.Reference
Penis Category: sexual arousal Category: Andro: category(Fizjologia) PT: Erecao RU: Erekcia erection: Simple Erekcia: SK Cung YI: rqsn : ZH-Huet erection: ZH