Monthly Archive:: September 2014
Digestive System
The Esophagus is a muscular tube, about 25 cm long that lies posterior to the trachea. The esophagus begins at the inferior end of the laryngopharynx, passes through
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Digestive System
The stomach is a J-shaped organ of the GI tract inferior to the diaphragm. The stomach connects the esophagus to the duodenum, the first part of the small
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Digestive System
A) IN MOUTH- Mechanical digestion in the mouth from chewing, or mastication in which food is manipulated by the tongue, cut or chewed by the teeth, and mixed
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Digestive System
As food enters the stomach, waves of peristalsis pass over the stomach every 15 to 25 seconds. Fundus has a storage function. Each peristaltic wave moves gastric contents
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Digestive System
Teeth are accessory digestive organs located in sockets of the alveolar processes of the mandible and maxillae. The alveolar processes are covered by gums, sockets are lined by
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Digestive System
Tongue is an accessory digestive organ composed of skeletal muscle, it forms the floor of the oral cavity. The tongue is divided into 2 symmetrical halves that extends
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Digestive System
A salivary gland releases a secretion called saliva into the oral cavity. Saliva is secreted to keep the mucous membranes of the mouth and pharynx moist and to
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Digestive System
The peritoneum is the largest serous membrane of the body, it consists of a layer of simple squamous epithelium with supporting layer of areolar connective tissue. The peritoneum
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Digestive System
The mouth, also known as oral or buccal cavity is formed by the lips-anteriorly, oropharynx- posteriorly cheeks-laterally, hard and soft palates–superiorly and tongue-inferiorly. The lips contain the orbicularis
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