DeepDyve eBooks - A Guide to Gastrointestinal Motility Disorders

Chapter 1Functional Anatomy and Physiology

Bredenoord, Albert J.; Smout, André; Tack, Jan

Pages: 1 –13

[The gastrointestinal tract can be regarded as a hollow tube divided into several compartments. Each compartment has its own structure, related to its function. We distinguish the esophagus, stomach, small bowel, and large bowel or colon. Glands produce juices that play an important role in...

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Chapter 2Diagnostic Techniques

Bredenoord, Albert J.; Smout, André; Tack, Jan

Pages: 15 –30

[The diagnosis of disorders of gastrointestinal motility and functional disorders of the gastrointestinal tract can be facilitated by various investigational techniques. The most important of these will be discussed in this chapter.]

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Chapter 3Principles of Drug Therapy for Disorders of Gastrointestinal Function

Bredenoord, Albert J.; Smout, André; Tack, Jan

Pages: 31 –37

[The aim of diagnostic and physiological tests in patients with presumed disorders of gastrointestinal function is to establish a firm diagnosis, which allows specific treatment. However, the number of efficacious and specific treatment modalities for disorders of gastrointestinal function is...

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Chapter 4The Esophagus

Bredenoord, Albert J.; Smout, André; Tack, Jan

Pages: 39 –57

[The esophageal lining consists of multiple layers of squamous epithelium. The transition from esophageal to gastric mucosa is called the z-line, because of the z-shaped appearance that one can find during endoscopy (Fig. 4.1).]

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Chapter 5Gastric Motility

Bredenoord, Albert J.; Smout, André; Tack, Jan

Pages: 59 –67

[After its passage through the esophagus, the food bolus reaches the stomach where it is temporarily stored until grinding and further aboral transport occurs.]

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Chapter 6Small Bowel

Bredenoord, Albert J.; Smout, André; Tack, Jan

Pages: 69 –73

[During fasting, the stomach and small bowel exhibit a recurrent pattern of contractions and quiescence, which is called the migrating motor complex (MMC). A full MMC cycle lasts 90–120 min and comprises three phases (see Chap. 1). Phase 1 is a period of absence of contractions; during phase II...

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Chapter 7Colon

Bredenoord, Albert J.; Smout, André; Tack, Jan

Pages: 75 –89

[The most important function of the colon is to reabsorb water and electrolytes from the liquid chyme that arrives from the small bowel. Under normal circumstances approximately 1500 ml of chyme is delivered to the cecum per day. After reabsorption only 150 ml remains (Fig. 7.1).]

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Chapter 8Anorectum

Bredenoord, Albert J.; Smout, André; Tack, Jan

Pages: 91 –101

[The last part of the gastrointestinal canal, the rectum and the anus, take care of a number of specialized functions. These are to retain the produced feces until a suitable moment for defecation has arrived and, subsequently, to achieve effective expulsion of the fecal mass. The rectum and the...

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Chapter 9Biliary System

Bredenoord, Albert J.; Smout, André; Tack, Jan

Pages: 103 –107

[The bile produced in the liver is transported to the duodenum through the bile ducts. Bile mixes with the food bolus in the duodenum and facilitates digestion and absorption of certain nutrients. The liver produces bile at a constant volume, while bile is only required after a meal. Therefore, a...

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A Guide to Gastrointestinal Motility Disorders

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A Guide to Gastrointestinal Motility Disorders

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