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Urinary System - Q – Anatomic Terms & A – Meaning
| Question | Answer |
|---|---|
| kidneys | two structures located on each side of the lumbar region that filter blood and secrete impurities, forming urine |
| cortex | outer part of the kidney (cortex = bark) |
| hilum | indented opening in the kidney where vessels enter and leave |
| medulla | inner part of the kidney |
| calices or calyces | ducts that carry urine from the nephrons to the renal pelvis (kalyx = cup of a flower) |
| nephron | microscopic functional units of the kidney, comprised of kidney cells and capillaries, each of which is capable of forming urine |
| glomerulus | small, ball-shaped cluster of capillaries located at the top of each nephron |
| Bowman capsule | top part of the nephron that encloses the glomerulus |
| renal tubule | stem portion of the nephron |
| ureter | tube that carries urine from the kidney to the bladder |
| renal pelvis | basin-like portion of the ureter within the kidney |
| ureteropelvic junction | point of connection between the renal pelvis and the ureter |
| urinary bladder | sac that holds the urine |
| urethra | single canal that carries urine to the outside of the body |
| urethral meatus | opening in the urethra to the outside of the body |
| urine | fluid produced by the kidneys, containing water and waste products |
| urea | waste product formed in the liver, filtered out of the blood by the kidneys, and excreted in urine |
| creatinine | waste product of muscle metabolism, filtered out of the blood by the kidneys, and excreted in urine |