人体消化系统由一系列器官组成。这些器官将食物转化成必需的营养元素并被人体吸收,体内代谢废物也被排出体外。 一、概述 The digestive system consists of digestive ducts and digestive glands. 1、digestive ducts消化管 Oral cavity 口腔 Pharynx 咽 Esophagus 食管 Stomach 胃 Small intestine 小肠(duodenum、jejunum...
digestive system的器官功能(英语)最好只要一,两句话的只要主要功能在digestive system就行了1.mouth2.salivary glands3.esophagus4.liver5.stomach6.gallbladder7.pancreas8.large intestine9.small intestine10.rectum11.anus 答案 1 Mouth---Food is placed in mouth using cutlery/hands.The food is mechanically...
The small intestine of an adult is about 21 feet (6.4 meters) long. Most of its length is devoted for absorbing the nutrients released during these digestive activities.The liquid remainder of the food enters the large intestine, or colon, which is about 12 feet (3.7 meters) long. It is...
小肠是食物消化、吸收的主要部位。 The small intestine is the longest section of the digestive tract, with a total length of about 5-7 meters in adults. The upper end starts from the pylorus, and the lower end connects with large i...
The small intestine of an adult is about 21 feet (6.4 meters) long. Most of its length is devoted for absorbing the nutrients released during these digestive activities.The liquid remainder of the food enters the large intestine, or colon, which is about 12 feet (3.7 meters) long. It is...
digestive system The digestive system is a complex network of organs and tissues responsible for breaking down food into nutrients that the body can absorb and use. It involves a series of physical and chemical processes that occur in the mouth, esophagus, stomach, small intestine, large ...
Small Intestine 小肠是消化管中最长的一段,成人全长约5-7米。上端从幽门起始,下端在右髂窝与大肠相接,可分为十二指肠、空肠和回肠三部分。小肠是食物消化、吸收的主要部位。 The small intestine is the longest section of the digestive tract, with a total length of about 5-7 meters in adults. The up...
systemconsistsofa30-feetlongmucousmembrane-linetubebeginningwiththemouthandendingwiththeanus•Thedigestivesystemiscomposedofninemainorgans:mouth、pharynx、esophagus、stomach、smallintestine、largeintestine、liver、gallbladderandpancreas MucousAnus 粘液的肛门 Pharynx 咽部 Esophagus食管Pancreas胰腺 Overview1 •How...
The digestive system is a series of hollow organs joined in a long, twisting tube from the mouth to the anus (see figure). Inside this tube is a lining called the mucosa. In the mouth, stomach, and small intestine, the mucosa contains tiny glands that produce juices to help digest food...
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