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Pepsin
Pepsin An enzyme made in the stomach that breaks down proteins.
RELATED TERMS--------------------------------------
Enzyme
A cellular protein whose shape allows it to hold together several other molecules in close proximity to each other. In this way, enzymes are able to induce chemical reactions in other substances with little expenditure of energy and without being changed themselves. Basically, an enzyme acts as a catalyst.
Stomach
The organ between the esophagus and the small intestine. The stomach is where digestion of protein begins.
SIMILAR TERMS--------------------------------------
PREVIOUS AND NEXT TERMS--------------------------------------
Parietal cells
Cells in the stomach wall that make hydrochloric acid.
Peak flow meter
A portable, inexpensive, hand-held device used to measure how air flows from lungs in one "fast blast" to measure the ability to push air out of the lungs. Measurements with a peak flow meter help the patient and physician monitor your asthma. These measurements can be important and help your physician prescribe medicines to keep asthma in control.
Pediatric ophthalmology
The branch of medicine that deals with the anatomy, functions, pathology, and treatment of the child’s eye.
Pelvic node dissection
Lymph nodes near the prostate are removed to determine if cancer has spread.
Pelvis
A basin-shaped structure that supports the spinal column and contains the sacrum, coccyx, and hip bones (ilium, pubis, and ischium).
Pepsin
Peptic
Related to the stomach and the duodenum, where pepsin is present.
Peptic ulcer
A sore in the lining of the esophagus, stomach, or duodenum; usually caused by the bacterium Helicobacter pylori. An ulcer in the stomach is a gastric ulcer; an ulcer in the duodenum is a duodenal ulcer.
Percutaneous
Passing through the skin.
Percutaneous transluminal coronary angioplasty (PTCA)
Angioplasty
Percutaneous transhepatic cholangiography
X-rays of the gallbladder and bile ducts; a dye is injected through the abdomen to make the organs show up on the x-ray.
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