
The baculum, as the dick bone is known, first evolved in mammals between and 95 million years ago. Most mammals, like chimpanzees, bears, and dogs, still have a bone in their boners—but not humans. Why though?
It tends to get too excited for its own good. It responds poorly to illicit substances. It can show up in a big way at inopportune times, while retreating from duty when you need it most.

An erection clinically: penile erection or penile tumescence is a physiological phenomenon in which the penis becomes firm, engorged, and enlarged. Penile erection is the result of a complex interaction of psychological, neural, vascular, and endocrine factors, and is often associated with sexual arousal or sexual attractionalthough erections can also be spontaneous. The shape, angle, and direction of an erection varies considerably in humans.
The whole boner thing seems to be a pretty straightforward process pun intended. But what does an erection feel like? While us ladies are over here dealing with all of the things that come with having a vaginadudes only have to worry about keeping that thing hidden whenever they pop one at an inopportune time. I mean, imagine never having to worry about that time of the month, or your yearly pap smear.
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For many men, getting an erection is as simple as breathing. But it's an incredibly complex process involving a precise sequence of psychological and physiological events that can easily go wrong. Here's how erections work — and how science is helping millions of men keep it up.
At IFLS, we like to hit you with hard science. So cross your legs and enjoy some bonerrific facts about dongs. Yup, that adorable silhouette on the ultrasound screen could be sporting an erection.
Sign in with Facebook Sign in options. Join Goodreads. Quotes tagged as "erection" Showing of Some kind of ejaculation is almost bound to ensue and if either of you were to become pregnant I should never forgive myself.
Please note that this site uses cookies to personalise content and adverts, to provide social media features, and to analyse web traffic. Click here for more information. What human body part is long, hard, bendable, most useful when erect, and contains the letters p,n,e,s,i?
Some exhibits are free-standing; some are wall-mounted like single-prong antlers; others jostle on the shelves, suspended in gloomy specimen jars. Up until, that is, it starts feeling creepy. But you know how, in horror movies, when someone walks into a room full of old, abandoned dolls and they start to get the eerie sense that the toys are staring at them? The idea that the human penis has a will of its own — an often annoying, sometimes sinister bloodhound awareness, tugging at the leash when you least expect it — has been floated for as long as men have been getting erections at inappropriate moments.
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