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Urinary System
Part 1
| Question | Answer |
|---|---|
| Kidneys have __________ lateral borders | Convex |
| Kidneys have __________ medial borders | Concave |
| Kidney shape | 4½ inches long 2 to 3 inches wide 1¼ inches thick |
| The right kidney is lower then the left kidney because of the | Liver |
| Kidneys are | Retroperitoneal |
| The _______ of the Kidney is more posterior than inferior (they fall back at the top) | Superior Aspect |
| The Kidneys Extend From | T12-L3 |
| The Kidneys lie in oblique plane approximately _________ toward the aorta and 20° from MSP | 30 degrees anteriorly |
| Renal Capsule = | Outer Covering |
| Renal Cortex = | outer layer of renal tissue |
| Renal Medulla = | inner layer of renal tissue |
| Cup-Shaped stems that enclose one or more papilla | Calyces |
| ________ unite to form major calyces | Minor Calyces |
| ________ unite to form the renal pelvis, which becomes the ureter | Major Calyces |
| longitudinal and slit in concavity of medial border for transmission of blood vessels, nerves, lymphatic vessels, and ureter | Hilum |
| Cone-Shaped segments of collecting tubules, each ending with a papilla (central tubule) draining into a minor calyx | Renal Pyramids |
| Extensions of cortex between renal pyramids | Renal Columns |
| Proximal Ureters are | Retroperitoneal |
| Distal Ureters are | Intraperitoneal |
| The Urinary Bladder is | Intraperitoneal |
| The Urethra is | Intraperitoneal |
| The _______ The functional unit of the kidney | Nephron |
| Each kidney has about _______ nephrons | 1 Million |
| Glomerular Capsule | A double- walled membranous cup |
| Glomerulus | Cluster of blood capillaries inside cup |
| Afferent arteriole | Enters the Capsule |
| Efferent arteriole | Exits the Capsule |
| Renal Papilla- | Collecting ducts converge to form a central tubule within the pyramid |
| The Ureter is _______ long | 10 to 12 inches (25 to 30 cm) |
| The Ureter enters the ________ surface of the bladder | Posterolateral |
| The ______ Conveys urine from renal pelvis to bladder via peristaltic contractions | Ureter |
| The Bladder is located | Posterior and Superior to pubic symphysis |
| The _______ conveys urine out of the body | Urethra |
| The Urethra is Approximately______ long in Females | 1½ inches (3.8 cm) |
| The Urethra is Approximately______ long in Males | 7 to 8 inches (17.8 to 20 cm) |
| Small glandular body surrounding the proximal part of the male urethra | Prostate |
| Triangular area of bladder base between three openings Two openings for ureters One opening for internal urethral orifice | Trigone |
| The Apex is the _______ aspect of the Bladder | Anterosuperior |
| The Neck is the ______ part of the Bladder | Lowest |
| Musculomembranous sac that serves as reservoir for urine | Bladder |
| The Nephron- | Produces urine by removing waste from the blood |