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Urinary System
Module 9
| Term | Definition |
|---|---|
| Micturation | urination or the act of voiding |
| Voiding | to expel urine |
| Nitrogenous wastes | substances containing nitrogen and are excreted in urine |
| Reabsorption | the process of accepting again or taking back |
| The renal artery | the structure that carries blood to the kidney and the renal vein is the structure that carries blood away from the kidney |
| renal pyramid, minor calyx, major calyx and renal pelvis | internal structures of the kidney |
| The nephron | the microscopic component of the kidney |
| Cali/o or calic/o | refers to calyces |
| Cyst/o | refers to the urinary bladder |
| Nephr/o and ren/o | refer to kidney |
| Pyel/o | refers to the renal pelvis of the kidney which is an internal structure |
| Urethr/o | refers to urethra |
| Urin/o | refers to urine |
| -uria | refers to urination |
| Nephrolithiasis | refers to a condition of kidney stones or renal calculi |
| Pyelonephritis | an inflammation of the renal pelvis |
| Renal cell carcinoma | a cancerous tumor of the kidney |
| Renal failure | is the failure of the kidney to excrete urine |
| Renal hypertension | high blood pressure resulting from kidney disease |
| Wilms' tumor | a malignant tumor of the kidney occurring in childhood |
| blood urea nitrogen or BUN | measures the amount of urea in the body |
| creatinine clearance test | measures the ability of the kidney to remove creatinine (a break-down product from muscle) from the blood |
| renal angiogram | a radiologic exam where contrast media is injected into the arteries of the kidney |
| KUB | a type of x-ray exam where a single image visualizes the kidneys, ureters and bladder |
| excretory urography exam or an intravenous pyelogram (IVP) | a radiological examination where contrast media is injected into a vein and the urinary system is demonstrated |
| voiding cystourethrogram | a radiological study where contrast media is placed in the urinary bladder and the patient voids in order to demonstrate the urethra |
| retrograde pyelogram | a radiological study where contrast media is introduced directly into the bladder and ureters through a cystoscope |
| Cystoscopy | a visual examination of the urinary bladder by means of a cystoscope |
| Lithotripsy | the crushing of stones with shock waves that can be performed on the kidneys |
| Dialysis | when waste materials are separated from the bloodstream when the kidneys can no longer function |
| renal transplant | when a kidney is transplanted into a patient with renal failure from an identical twin (isograft) or other individual (allograft) |
| excretory urography exam or an intravenous pyelogram (IVP) | a radiological examination where contrast media is injected into a vein and the urinary system is demonstrated |
| voiding cystourethrogram | a radiological study where contrast media is placed in the urinary bladder and the patient voids in order to demonstrate the urethra |
| retrograde pyelogram | a radiological study where contrast media is introduced directly into the bladder and ureters through a cystoscope |
| Cystoscopy | a visual examination of the urinary bladder by means of a cystoscope |
| Lithotripsy | the crushing of stones with shock waves that can be performed on the kidneys |
| Dialysis | when waste materials are separated from the bloodstream when the kidneys can no longer function |
| renal transplant | when a kidney is transplanted into a patient with renal failure from an identical twin (isograft) or other individual (allograft) |