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Medical Terminology
Definitions
| Question | Answer |
|---|---|
| Hernia | A protrusion of an organ or the muscular wall of an organ through the cavity that normally contains it. |
| Amniocentesis | The withdrawl of fluid from the amnion sac that surrounds the embryo so it can be analyzed. |
| Streptococcus | A berry-shaped bacterium that grows in twisted chains. |
| Staphylococci | A berry-shaped bacterium that grows in small clusters. |
| Diplococci | A berry-shaped bacterium that grows in pairs. |
| Erythrocites | Red blood cells. |
| Leukocytes | White blood cells. |
| Anemia | Literally means no blood, but in medical usage it is a condition of reduction in the number of erythrocyes or amount of hemoglobin in the circulating blood. |
| Ischemia | Literally means to hold back blood. Tissue that becomes ischemic loses it's normal flow of blood and becomes deprived of oxygen. |
| Laparoscopy | The visual examinatin of the abdominal (peritoneal) cavity using a laparoscope. |
| Amylase | Enzyme secreted by the pancreas to digest starch. |
| Bilirubin | Pigment released by the liver in bile. |
| Cecum | First part ofthe large intestine. |
| Common Bile Duct | Carries bile from the liver and gallbladder to the duodenum (first part of the small intestine). |
| Deglutition | Swallowing. |
| Duodenum | First part of the small intestine. |
| Glycogen | Starch; glucose is stored in the form of glycogen in liver cells. |
| Ileum | Third part of the small intestine. |
| Jejunum | Second part of the small intestine. |
| Lipase | Pancreatic enzyme necessary to digest fats. |
| Portal Vein | Large vein bringing blood to the liver from the intestines. |
| Protease | Enzymes that digest protein. |
| Rugae | Ridges on the hard palate and wall of the stomach. |
| Sigmoid Colon | Lower part of the colon; shaped like an S. |
| Bowman Capsule | Cup shaped capsule surrounding each glomerulus. |
| Calyx or Calix | Cup like collecting region of the renal pelvis. |
| Cortex | Outer region; the renal cortex is the outer region of the kidney. |
| Electrolyte | A chemical that carries an electrical charge in a solution. |
| Erythropoietin (EPO) | a hormone secreted by the kidney to stimulate the production of red blood cells. |
| Glomerulus | Tiny ball of capillaries in the cortex of the kidney. |
| Hilum | Depression or pit in the part of an organ where blood vessels and nerves enter and leave. |
| Meatus | Opening or canal. |
| Medulla | Inner region; the renal medulla is the innter region of the kidney. |
| Micturition | Urination |
| Nephron | The combination of glomerulus and renal tubule where filtration, reabsorbtion, and secretion take place in the kidney. |
| Renal Artery | Carries blood to the kidney. |
| Renal Tubule | Microscopic tube in the kidney where urine is formed after filtration. |
| Renal Vein | Carries blood away from the kidney. |
| Renin | An enzymatic hormone produced by the kidney to raise blood pressure by influeincing vasoconstriction. |
| Trigone | Triangular area in the bladder where the utereters enter and the urethra exits. |
| Urea | Major nitrogenous waste producte excreted in urine. |
| Ureter | Tube leading from each kidney to the bladder. |
| Urethra | Tube leading from the bladder to the outside of the body. |
| Adnexa Uteri | Fallopian tubes, ovaries and supporting ligaments. |
| Amnion | Inntermost membrane around a developing embryo. |
| Chorion | Outermost layer of the two membranes surrounding the embryo; it's part of the placenta. |
| Endometrium | Innter mucous membrane lining the uterus. |
| Myometrium | Muscle layer lining the uterus |
| Obstetrics | Branch of medicine concerned with pregnancy and childbrith. |
| Perineum | The area between the anus and vagina. |