What is peristalsis, and where does its begin? 什么是蠕动,它是从哪开始的? Answer: Rhythmical contraction of digestive tract wall is called peristalsis. Peristalsis begins in the esophagus.相关知识点: 试题来源: 解析 答:消化壁内壁有节律的收缩叫做蠕动。蠕动开始于食管。
Almost the entire digestive system has a lumen because it is a tubular structure with the exception of the mouth. The esophagus, stomach, small... Learn more about this topic: Gastrointestinal Tract | GI Tract Anatomy & Organs from Chapter 27/ Lesson 7 ...
Next, the food travels down through the esophagus to the stomach. Contractions of the stomach's muscular wall continue to break down the food mechanically, and chemical digestion continues when acid and enzymes are secreted into the stomach cavity.食物进入口腔里,咀嚼和唾液开始将食物粉碎,使之便于...
Pharynx — is the muscle-lined space that connects the nose and mouth to the larynx and esophagus (eating tube). ... The larynx is the upper opening into the windpipe (trachea), the passageway to the lungs. Epiglottis — a flap of soft tissue and cartilage located just above the vocal ...
The initial flexibility allows for proper growth and physical development through childhood and adolescence while also providing a level of protection to the development of certain internal organs, such as the heart and the esophagus.At times, the protrusion is visible under the skin of infants and...
Because of the larynx’s role in speaking and making vocal sounds, it’s sometimes referred to as the voice box. Larynx Location Within your throat are two muscular tubes: your esophagus and your trachea. The esophagus is part of your digestive system, and connects your throat, or pharynx...
aThis triangle is relatively lucent and contains the esophagus, lymph nodes, and posterior segments of the upper lobes. 这个三角相对地lucent并且包含上部耳垂的食道、淋巴结和后部段。[translate] aMother Nature may be partial to women. 自然也许是偏向妇女。[translate] ...
aStreptococcus in patients with Barrett’s esophagus exhibited a significant decrease comparing with patients with normal esophagus or reflux esophagitis. 链球菌在患者与Barrett的食道陈列了重大减退和患者相比与正常食道或倒回esophagitis。[translate] a选择工具 Chooses the tool[translate] ...
Today consummates day by day which in the market economy, financial risk objective existence in enterprise financial control work each link, must eliminate the risk and the influence is completely not realistic.Therefore, the enterprise finance risk guard and the control appears especially important [...
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