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DMS333-PH3
USIDMS Kidney/Urinary tract
Question | Answer |
---|---|
What is the outer layer of the kidney that contains the functioning units called nephrons? | Kidney cortex |
What is the inner portion of the kidney that contain the renal pyramids of equal size and shape? | Kidney medulla |
What is between each pyramid? | Column of Bertin |
Area where renal artery enters and renal vein/ureter exit the kidney? | Renal hilum |
Area where ureteral openings and urethral exit on inferior portion of bladder? | Trigone Area |
Which renal artery is longer and posterior to IVC? | Right renal artery |
Which renal vein is longer? | Left renal vein |
4 functions of the kidneys | 1. Remove metabolic waste from blood 2. Produce and excrete urine 3. Maintain salt and water homeostasis 4. Regulate blood volume, acid/base volume, and electrolyte concentration |
4 Protective mechanisms | 1. Antidiuretic Hormone (ADH) 2. Aldosterone Hormone 3. Juxtaglomerular apparatus 4. Erythropoietin Hormone |
Explain Renal Perfusion | Aorta>Renal artery>Interlobar arteries> Arcuate arteries>Interlobular arteries>Afferent arterioles>Glomerulus of nephron |
3 processes of urine formation | 1. Glomerular filtration 2. Tubular reabsorption 3. Tubular secretion |
What is the most common renal mass? | Simple renal cyst |
Cyst in renal sinus that doesn't connect with collecting system? | Parapelvic cyst |
Name 3 Congenital renal cystic diseases | 1.Infantile autosomal recessive polycystic kidney disease 2.Adult polycystic kidney disease 3.Multicystic dysplastic kidney disease |
What is intratubular calcification of collecting ducts in medullary pyramids that causes stone formation, hematuria, infection? | Medullary Sponge Kidney |
Most common solid renal tumor in children? AKA? | Wilm's tumor (nephroblastoma) |
Most common malignant renal tumor that originates in the renal cortex? | Renal cell carcinoma |
Most common benign renal tumor that is composed of fat, blood vessels and smooth muscle. Typically hyperechoic on US? | Angiomyolipoma/renal hamartoma |
Infection of the kidney is known as? | Pyelonephritis |
What is the most common medical renal disease to produce acute renal failure? | Acute tubular necrosis |