The puborectalis forms a sling-like formation around the rectum called the anorectal angle.

耻骨直肠肌与直肠形成类似吊索结构，叫做肛肠角。

Millipedes can even absorb water through the rectum.

马陆甚至可以从直肠吸收水分。

You know, the interesting fact about the rectum...Sheldon!

你知道，关于直肠有个有趣事实...Sheldon啊!

These parasympathetic neurons make the rectum contract and the internal anal sphincter relax.

些副交感神经元可以使直肠收缩，并使肛门内括约肌松弛。

If you need my nose, you'll find it firmly lodged up the rectum of the tenure committee.

要找我话， 只需到教职选会马屁处寻我即可。

The uterus is a hollow organ that sits behind the urinary bladder and in front of the rectum.

子宫是位于膀胱和直肠间空腔器官。

Maybe. But like our lawyers say, the world is full of things that can cause a rectum to bleed.

或许吧。但就像我们律师说，界上有很多东西能导致直肠出血。

Once the rectum is filled and stretched, signals travel to parasympathetic neurons in the spinal cord, initiating the defecation reflex.

当直肠被粪便填满并受到牵拉时，就会向脊髓内副交感神经元发出信号，启动排便反射。

And here, special nerve receptors measure pressure, and when enough waste pushes against the rectum walls, it triggers the defecation reflex.

里，特殊神经感受器测量压力，当足够多废物冲击直肠壁时，它会触发排便反射。

Instead, from the gut, bacteria get to the rectum, anus and eventually colonizes the perineum, becoming part of the normal flora.

相反，细菌由肠道到达直肠、肛门，最终定居于会阴，成为正常菌群一部分。

As more damage is done to the tissue, patients experience pain in the left lower quadrant, which corresponds to the rectum.

随着组织损伤加重，患者会感到左下腹疼痛，个位置对应是腹腔内直肠。

Now, when the rectum fills with stool, the internal sphincter relaxes to let the stool out.

当直肠充满粪便时，内括约肌就会放松以让粪便排出。

Do you have a prolapsed bladder or rectum?

您是否有膀胱或直肠脱垂情况？

Our generally gut just has a lot of bacteria, and so bacteria can exist around our rectum.

我们通常肠道只有很多细菌，因此直肠周围可能存在细菌。

That have all of these valves, the epiglottis, the gastroesophageal junction, the pylorus, the ileocecal junction, the rectum.

那些都有些瓣膜，会厌，胃食管结合部，幽门，回盲部，直肠。

Here, special nerve receptors measure pressure, and when enough waste pushes against the rectum walls, it triggers the defecation reflex.

在里， 特殊神经感受器测量压力，当足够废物推压直肠壁时，就会触发排便反射。

A disruption of that neuroblast journey in that time window, means that nerve fibers don't develop in the rectum and parts of the colon.

（假如那时）神经母细胞旅程被断，意味着神经纤维不能在直肠和部分结肠形成。

The sigmoid colon, shaped like an S, is at the distal end of the descending colon and leads into the rectum.

形似S乙状结肠位于降结肠远端并通向直肠。

A gastroenterologist inserts a tube into the colon via the rectum, then delivers a liquid solution containing donor stool into the colon.

一位胃肠病学家通过肛门将一根管子插入结肠，然后将含有供体粪便液体溶液输送进结肠。

The most common sites in which cancer develops include the skin, lungs, female breasts, prostate, colon and rectum, and corpus uteri.

肿瘤发展最常见部位包括皮肤，肺，女性乳房，前列腺，结肠和直肠以及子宫。