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NUR 406 ( LATEST 2024 / 2025 ) EXAM 12 | GUARANTEED A+ ACTUAL QUESTIONS AND ANSWERS
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NUR 406 ( LATEST 2024 / 2025 ) EXAM 12 | GUARANTEED A+ ACTUAL QUESTIONS AND ANSWERS
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NUR 406 Exam 121. what are the primary functions of the kidneys
Answer
- filters the blood (removes water soluble waste)
- helps control blood pressure (release of renin)
- helps maintain RBC (production of erythropoietin)
- converts vitamin D to active form to absorb calcium
- helps regulate pH
2. how much cardiac output does the kidneys use
Answer
1/4 or 25%
3. describe the flow of the kidneys starting at the cortex
Answer
- renal cortex
- renal medulla
- pyramids
- papilla
- minor calyx
- major calyx
- renal pelvis
- ureter
- bladder
4. what is normal GFR
Answer
125 mL/min
5. afferent arteriole brings blood Bowmans capsule
Answer
to
,6. efferent arteriole brings blood Bowmans capsule
Answer
away from
7. what causes filtration
Answer
hydrostatic pressure in capillaries
8. what causes reabsorption
Answer
capillary oncotic pressure
9. what 2 structures in the kidney share a basement membrane
Answer
glomerular capillaries and bowman capsule
10. describe the structure of the nephron
Answer
1. afferent arteriole
2. glomerulus
3. efferent arteriole
4. bowmans capsule
5. tubular system (proximal convoluted tubule, descending limb, loop of henle, ascending limb,
and distal convoluted tubule into the collecting ducts
11. what makes up hydrostatic pressure
Answer
push pressure that is made up by volume, more volume is more push into the interstitial space
12. what makes up oncotic pressure
Answer
pull pressure made of proteins
13. what pressure can cause ascites
, Answer
oncotic pressure
14. what factors influence GFR
Answer
- filtrate osmotic pressure
- hypoproteinemia
- BP
- renal artery size
- afferent artery size
15. what percent of filtrate is reabsorbed by the peritubular capillaries and returned to blood
Answer
99%
16. what are constrictors for renal blood flow
Answer
- endothelin's
- angiotensin II
- ADH
17. what are dilators for renal blood flow
Answer
- dopamine
- nitric oxide
- prostaglandins
18. what detects changes in renal blood flow
Answer
the juxtaglomerular apparatus located in the afferent arteriole which then makes and secretes
renin
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