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GNRS 582 Renal System Exam with correct answers

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GNRS 582 Renal System Exam with correct answers

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GNRS 582 Renal System Exam with correct
answers

functions of the kidney - CORRECT ANSWERS ✔✔· Blood pressure regulation

· pH + electrolyte regulation

· Elimination

· Metabolic activity

· RBC production



functions of nephron - CORRECT ANSWERS ✔✔1. Filters plasma at
glomerulus

2. Forms a filtrate of protein-free fluid (ultrafiltration)

3. Reabsorbs & secretes different substances along tubular structures

4. Regulates the filtrate to maintain body fluid volume, electrolyte composition,
and pH within narrow limits



where is the site of filtration - CORRECT ANSWERS ✔✔glomerulus



important neuroendocrine process that involves multiple organs: kidney, lungs,
pituitary gland, neurologic and cardiovascular system - CORRECT ANSWERS
✔✔RAAS system



increase aldosterone + ADH

, increase vasoconstriction

increase thirst

increase Na which increases H2O - CORRECT ANSWERS ✔✔angiotensin II



functions of angiotensin II - CORRECT ANSWERS ✔✔constricts resistance
vessels

acts on adrenal cortex to release aldosterone

release vasopressin

stimulates sodium transport

facilitates norepinephrine release



consistent blood flow and GFR are constantly maintained as long as the MAP
remains between 80-180



begins to fail when MAP is <80 or >180 - CORRECT ANSWERS
✔✔autoregulation



renal labs - CORRECT ANSWERS ✔✔BUN, creatinine

UA - pH, proteinuria, microalbuminuria, specific gravity, osmolality



What are the effects of decreased perfusion in the kidney? - CORRECT
ANSWERS ✔✔decreased perfusion = decreased filtration rate

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