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2006-09-02 06:12:53 · 27 answers · asked by danielle d 1 in Society & Culture Religion & Spirituality

27 answers

we'd look funny without them

2006-09-02 06:14:48 · answer #1 · answered by hadji from des moines 3 · 0 1

Male nipples aren't exactly a genetic glitch: they are evidence of our developmental clock. In the early stages of life from conception until about 14 weeks, all human fetuses look the same, regardless of gender. At the tender age of 14 weeks post-fertilization , genetically-male fetuses begin to produce male hormones including testosterone. These hormones turn the androgynous fetus into a bouncing baby boy.

Here's where the developmental clock comes in. By 14 weeks, when the hormones turn on, the nipples have already formed. So, while our male fetus goes on to become a baby boy, he keeps his nipples, reminding all of us that people, male and female, started off the same way.

In most men, the nipples really don't change after this point, but some men can develop a condition called gynecomastia. In gynecomastia, the fatty tissue around the nipple develops and eventually appears similar to a female breast. This can occur whenever the testosterone level is lowered by medications, such as those that treat prostate cancer, and by natural hormonal changes due to obesity, adolescence or aging.

Luckily, most of us don't worry too much about male nipples, so men never have to worry about finding swimtrunks and a bikini top that fit.

2006-09-02 06:19:44 · answer #2 · answered by Asif 1 · 1 0

A more interesting question is why do men have 7 nipples.

2006-09-02 06:14:50 · answer #3 · answered by Gallivanting Galactic Gadfly 6 · 0 1

Why do men have nipples? To prove they're mammals, obviously. The distinguishing features of mammals, from whales to mice, are two: having hair and suckling their offspring. This gives us the notorious sentence that demonstrates why our pronouns need overhauling: "Man is an animal who suckles his young."

Clearly, if men didn't have nipples, to demonstrate their theoretical membership in the La Leche League, we could only identify them as mammals by their hairiness. And where would that leave bald guys? What are they, reptiles?

There are some male mammals without nipples, a fact I was alerted to by Aristotle, who wrote "Such, for instance, is the case with horses, some stallions being destitute of these parts."

Since Aristotle's medical facts were sometimes a bit wobbly -- he said cabbage cures hangovers -- I called an equine veterinarian. "I have never seen a stallion with nipples," she declared flatly. "And I have looked around down there." As far as I know, she's never seen a bald stallion, either, so that's how they avoid being called reptiles.

The veterinarian pointed out that a mare's two nipples are located toward the tail end of the body, as opposed to the chic head-end location in humans. This, she daintily hinted, might be why stallions don't exhibit nipples. "There's no room."

These shocking facts sent me on a quest for other data on animal nipples or, as medical types have long preferred to say, mammae. Male nipples? Mammae masculinae. (If you need to be even more obscure you can also call a nipple a mamilla or a thelium.)

My mother, when I told her of my research, may have been hinting that there were more hard-hitting stories I could be working on by bringing up the folk analogy "as useless as **** on a boar hog." My research appears to indicate that boar hogs do in fact have ****. Which they are not known to use.

Not only do male platypuses not have nipples, neither do females. The milk simply flows out through pores and is licked up by baby platypuses. And while platypuses are not actually categorized as reptiles, you'll notice that people are always talking about how "primitive" they are and making fun of their noses.

I would have assumed that nipples were only available in even numbers had I not learned that female possums, for example, have between seven and 25 nipples. The delightful Virginia opossum, which inhabits the middles of American roads and highways, usually has 13, efficiently arranged in an open circle with one in the center. This information should not tempt you to snicker and point the next time you see a possum: They also have 50 teeth.

Most mammals, however, stick to even numbers of nipples, and often the males get to have them too. In addition to boar hogs, dogs, cats, all primates and many other animals feature the mamma masculina.

It seems that human embryos develop mammary tissue before they bother to check on whether they're going to be male or female and start modifying the basic plan with surges of this or that hormone. After only a few weeks, milk ridges form -- two stripes of tissue that start in the armpits, curve out over the chest, go straight down the stomach and then veer in toward the groin, ending somewhere high on each thigh. Later the milk ridges regress to some extent, usually leaving us with just two nipples.

Quite a few people end up with an extra, or supernumerary nipple somewhere along the trail of the milk ridge, however. (One man had five.) Sometimes they can't be mistaken for anything but a nipple, and other times they look like a mole. In fact, many people with supernumerary nipples don't know they have them until some officious and informative person starts examining their moles. Extras often run in families -- Darwin cites two brothers who each had a supernumerary nipple. Anyone who thinks that's weird should immediately leave the room and go check his or her torso for moles. How do you know you're not head-to-foot extra nipples and we've all just been too polite to mention it?

2006-09-02 06:16:25 · answer #4 · answered by Anonymous · 1 1

Males and femals both come from the same mold pretty much... They start off with the same sex organs in the womb and only a certain way through the pregnancy do they develop into either one or the other.

2006-09-02 06:16:12 · answer #5 · answered by Jason 6 · 1 0

because in the whome (sp) we all start out as female... later men develope the penis and we keep the nipples

2006-09-02 06:16:18 · answer #6 · answered by dial_h_for_hero_156 2 · 0 0

In stoneage times they could pacify a baby while the mother was away.

2006-09-02 06:15:22 · answer #7 · answered by Rob 4 · 0 0

I am not sure. I am curious about that now too. I am more curious as to why this question is under Religion & Spirituality.

2006-09-02 06:15:20 · answer #8 · answered by Patti C 7 · 0 0

Men were made in God's image so I suppose God has them.

2006-09-02 06:16:26 · answer #9 · answered by Anonymous · 1 0

Because we all start out as females.

2006-09-02 06:16:00 · answer #10 · answered by Heather J 2 · 0 0

That is a good question. But think if they wern't there we would look retarded.

2006-09-02 06:15:52 · answer #11 · answered by drunken monkey 3 · 0 0

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