The vagina receives the penis during sexual intercourse and also serves as a conduit for menstrual flow from the uterus. During childbirth, the baby passes through the vagina (birth canal). The hymen is a thin membrane of tissue that surrounds and narrows the vaginal opening. It may be torn ...
Only half of women will have symptoms, which may include vaginal discharge or pain in the vagina or abdomen. Vaginal cancer: Cancer of the vagina is extremely rare. Abnormal vaginal bleeding or discharge are symptoms. Vaginal prolapse: Due to weakened pelvic muscles (usually from childbirth), ...
Like most of the weird stuff that goes on in our bodies, the reason why the gonads get vagal innervation is developmental. The gonads actually start developing pretty high up in the abdomen, not far below the diaphragm, and their nerve and blood supply are established at that point. High i...
Although humans are capable of living without the spleen, it has a number of important functions in the body. Located in the upper left section of the abdomen, it destroys old red blood cells, cleans the blood and helps to fight infection. It acts as a filter and when blood flows through...
So misleading that when I laid down the first sketch of this post, it really was going to be about the osteological novelty of the perforation. I’m laying my card on the table here, I’m dumbass enough to have walked right into the trap I’m warning about. The only thing that save...
Made up of three segments—the duodenum, jejunum, and ileum—the small intestine is the workhorse of digestion. This is where most nutrients are absorbed. It'sa long tube loosely coiled in your abdomen (spread out, it would be more than 20 feet long). ...
That wouldn’t be enough to declare the science of human anatomy a completed project, but we’d know a heck of a lot more than we do now. I’m not a multi-billionaire, and no-one on the planet is ever going to fund the vast study I just described. I think we’ll still get ...
Image Collection: Human Anatomy Picture of the Vagina 2009 WebMD, LLC. All rights reserved. The vagina is an elastic, muscular canal with a soft, flexible lining that provides lubrication and sensation. The vagina connects the uterus to the outside world. The vulva and labia form the entrance...
The mountedRapetosaurusskeleton at the Field Museum, traced from a photo. Specific weird things to note: neck about twice as long as tail, cervical vertebrae about twice as tall as dorsals, and smallish pelvic bones relative to hindlimbs (= skinny posterior abdomen, at least dorsoventrally)...
Image Collection: Human Anatomy Picture of the Vagina 2009 WebMD, LLC. All rights reserved. The vagina is an elastic, muscular canal with a soft, flexible lining that provides lubrication and sensation. The vagina connects the uterus to the outside world. The vulva and labia form the entrance...