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Showing posts from March 5, 2009

GASTROINTESTINAL-IMPORTANT TERMS-3-LESSON 61

1. Palate- The roof between the nasal and oral cavities in the mouth, those are of muscular (soft palate) and bony (hard palate) in structure. 2. Pancreas-this organ situated beneath the stomach, which produces insulin to convey of glucose into cells and the enzymes essential for the digestion This gland is of both exocrine and endocrine in nature. The exocrine division produces pancreatic juice, and the endocrine division produces insulin and glucagon. 3. Papillae- small nipple-like processes on top of the tongue. The small risings from the tongue. 4. Peristalsis- The alternate wave-like movement of the intestines making contractions and relaxations so that the contents of food are forced forward 5. Pharynx- Long drawn out portion of the digestive tube amid the esophagus under the mouth and nasal cavities called throat. This is the common tube for food from the mouth and air from the nose. 6. Pulp- Soft, soggy, sound solid tissue within a teeth, which contains blood vess...

GASTROINTESTINAL-IMPORTANT TERMS-2-LESSON 60

1. Emulsification-large fat molecular globules break up into smaller molecular globules. This increases the surface area of the fat and then fat is digested by the enzymes. 2. Enzyme- A protein that speeds up a reaction between chemical substances as a catalyst to induce chemical changes in other substances, itself remaining apparently unchanged by the process. 3. Esophagus- The portion of the digestive canal between the pharynx and stomach. It is about 25 cm long and consists of three parts: the cervical part, from the cricoid cartilage to the thoracic inlet; the thoracic part, from the thoracic inlet to the diaphragm; and the abdominal part, below the diaphragm to the cardiac opening of the stomach. 4. Feces- bowel discharge while defecation or excretion, they are solid wastes called stools consist of food residues, epithelium, mucus of the intestines, waste food materials, and bacteria. 5. Fatty acids- the acids developed during fat digestion called hydrolysis. These aci...

GASTROINTESTINAL-IMPORTANT TERMS-1-LESSON 59

1. Anus- The lower opening of the digestive tract, lying in the cleft between the buttocks, through which fecal matter is extruded. 2. Amylase- One of a group of hydrolyzing enzymes that cleave starch, glycogen secreted by the pancreas. 3. Amino Acids- acids containing ammonium digest protein and are the building material of proteins. 4. Appendix- A wormlike intestinal diverticulum extending from the blind end of the cecum; it varies in length and ends in a blind extremity. (ap-means on, pend/o means hanging). 5. Alimentary canal-food canal i.e. gastrointestinal tract. Alimentum means nourishment. 6. Absorption-Taking in of food through the intestinal walls and then absorption of it into the bloodstream. 7. Bowel- Intestine 8. Bilirubin- A yellow bile pigment found as sodium bilirubinate (soluble), or as an insoluble calcium salt in gallstones; formed from hemoglobin during normal and abnormal destruction of erythrocytes by the reticuloendothelial system; a bilin with...