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原位胃
学习目标
完成本学习单元后，你将能够：
- 识别胃的主要部分及其分界的标志。
- 说出胃的主要功能。
- 3. 掌握胃与腹腔其他器官的毗邻关系。
浏览图谱
胃是一个中空的肌性器官，也是消化道最膨大的部分。它位于腹部左上腹，介于食管和十二指肠之间。
胃由四个主要部分组成：
- 贲门：环绕食管与胃之间的开口（贲门口）
- 胃底：位于贲门口平面以上、左侧的部分
- 胃体：胃的最大部分
- 幽门部：胃的流出道部分，食糜通过此处进入十二指肠
胃的主要功能涉及对摄入食物的机械性和化学性消化。
:watermark(/images/watermark_5000_10percent.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/overview_image/462/UYEiA7hf8JcEaoapYTsKhQ_stomach-in-situ_cn.jpg){kind=logo}
:watermark(/images/watermark_5000_10percent.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/overview_image/352/J4PuE5h7ezPt5efLp50Rmw_omental-bursa-relations_cn.jpg){kind=logo}
通过此图集逐一探索胃的各个部分。
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/esophagus-10/jytVqikTkgwmTAzl5FlCQ_Oesophagus.png "食管 (Esophagus)；图像：Irina Münstermann"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/fundus-gastricus/nAYY2eI1kC6tHJIFCcEpg_Fundus_gastricus.png "胃底 (Fundus of stomach)；图像：Irina Münstermann"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/corpus-gastricum/k3FtxTwQZT4UWIr9XdFAg_Corpus_gastricum.png "胃体 (Body of stomach)；图像：Irina Münstermann"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/pars-cardiaca-gastricae/WWVHfy8DBvNDYtnsh2dw_Cardia.png "胃贲门 (Cardia of stomach)；图像：Irina Münstermann"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/curvatura-gastrica-minor/HSH54ZKqlV9bA0vA0jAhA_Curvatura_gastrica_minor.png "胃小弯 (Lesser curvature of stomach)；图像：Irina Münstermann"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/curvatura-gastrica-major/414VO6ZYPX3zfcKZlySR3g_Curvatura_gastrica_major.png "胃大弯 (Greater curvature of stomach)；图像：Irina Münstermann"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/pars-pylorica-ventriculi-2/dXnO9nTRvxJJsL7n2xKpZQ_Pars_pylorica_ventriculi.png "胃幽门部 (Pyloric part of stomach)；图像：Irina Münstermann"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/pylorus/BXKVH8cYoZ0ybnrFTfgNg_Pylorus.png "幽门 (Pylorus)；图像：Irina Münstermann"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/duodenum/myPj7MnHPm6gCh8WX4Py4w_Duodenum.png "十二指肠 (Duodenum)；图像：Irina Münstermann"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/lobus-hepatis-sinister-2/kBpDRrJWj7uC9trcnva60g_Lobus_hepatis_sinister.png "肝左叶 (Left lobe of liver)；图像：Irina Münstermann"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/falciform-ligament/aYRMoIdrq7j8PeVYk3K8xA_Falciform_ligament_of_liver_magnified.png "肝镰状韧带 (Falciform ligament of liver)；图像：Irina Münstermann"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/ligamentum-teres-hepatis-2/wtLxm02iq5Z4fuhXIe9A_Round_ligament_of_liver_magnified.png "肝圆韧带 (Round ligament of liver)；图像：Irina Münstermann"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/lobus-hepatis-dexter-2/76UlktMEnOXME3OPYldqNg_Lobus_hepatis_dexter.png "肝右叶 (Right lobe of liver)；图像：Irina Münstermann"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/vesica-biliaris-2/wYR6s3jbxMrbnKYSMTSvpA_Vesica_biliaris.png "胆囊 (Gallbladder)；图像：Irina Münstermann"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/omentum-minus/N9XnJBK8ZEXiTvDXO4zHiA_Omentum_minus.png "小网膜 (Lesser omentum)；图像：Irina Münstermann"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/omental-foramen/huRyQD8aj18GzJy1UnwIbQ_Foramen_omentale_magnified.png "网膜孔 (Omental foramen)；图像：Irina Münstermann"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/right-kidney-2/OB8y2S9fHCCtsrGSE7PpFQ_Right_kidney_magnified.png "右肾 (Right kidney)；图像：Irina Münstermann"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/colon-transversum-3/9aGQVTipIe16MI6vTpwPg_Colon_transversum.png "横结肠 (Transverse colon)；图像：Irina Münstermann"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/colon-ascendens/cPJuvYEXMBmNDbx2xxKFzg_Colon_ascendens.png "升结肠 (Ascending colon)；图像：Irina Münstermann"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/omentum-majus-2/XD0dHwltqkgfjWeXJ63Zw_Omentum_majus.png "大网膜 (Greater omentum)；图像：Irina Münstermann"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/splen-lien-2/3lwG2RqoCuPfanjoWwHA_spleen_magnified.png "脾 (Spleen)；图像：Irina Münstermann"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/diaphragma-5/w5pIMzvuBTMfdmtzwTyg_Diaphragm_magnified.png "膈肌 (Diaphragm)；图像：Irina Münstermann"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/peritoneum-parietale-2/4ds9ckI55ksCTaIzH14wsg_Peritoneum_parietale.png "Parietal peritoneum；图像：Irina Münstermann"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/paries-posterior-gastris/SYFtn4sKpGC4oRdP9viKg_Paries_posterior_gastris_1.png "胃后壁 (Posterior wall of stomach)；图像：Esther Gollan"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/bursa-omentalis/ljG3h9fxpEIxfdF8BKfzzw_Bursa_omentalis_1.png "网膜囊 (Omental bursa)；图像：Esther Gollan"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/colon-transversum-7/0iMyBO7991ueyi1LaiASIA_Colon_transversum_1.png "横结肠 (Transverse colon)；图像：Esther Gollan"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/mesocolon-transversum-5/fqnBTa9iyZgGb2jBgbPbQ_Mesocolon_transversum_1.png "横结肠系膜 (Transverse mesocolon)；图像：Esther Gollan"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/pancreas-5/0bHgQITaVekWbBhrVugMjA_Pancreas_1.png "胰 (Pancreas)；图像：Esther Gollan"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/ren-sinister-4/GtBa04sbssBeZ2tOK7OwQ_Ren_sinister_1.png "左肾 (Left kidney)；图像：Esther Gollan"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/glandula-suprarenalis-sinistra-3/NLKE5VU8tvxezxkLg7D0pg_Glandula_suprarenalis_sinistra_1.png "左肾上腺 (Left suprarenal gland)；图像：Esther Gollan"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/arteria-splenica-9/84Xtl8CzpZA4iLNpFgpmQ_Arteria_lienalis_1.png "脾动脉 (Splenic artery)；图像：Esther Gollan"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/splen-lien-3/l49YqyjBjTbac7hI3RZHLw_Lien_1.png "脾 (Spleen)；图像：Esther Gollan"){kind=logo}
食管
Esophagus
1/32
同义词：
食道
进行测验
通过图谱中的识别题来辨认结构，或者通过我们的考试题来深入练习。
小结
| 定义 | 胃是消化系统的一个中空肌性器官，专门负责食物的机械性和化学性消化。 |
| 主要部分 | 贲门、胃底、胃体、幽门部 |
| 毗邻关系 |
前：膈、肝左叶、腹前壁 后：网膜囊（小囊）、胰、左肾和左肾上腺、脾动脉和脾 上：食管和膈 下：横结肠/横结肠系膜、大网膜 |
| 功能 | 机械性和化学性消化（尤其是蛋白质和脂肪）、吸收、激素分泌 |
继续学习
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