Term
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Definition
1-regulatation of body fluid osmolality and volumes
2- regulation of electorlyte balance and acid base balance
3- removal of metabolic waste products and foreign chemicals from the blood and their excretion in the urine
4- production/conversion of hormones and enzymes
5-effects on metabolism |
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Term
| 1 regulation of body fluid osmolality and volumes |
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Definition
ECF and cell volume
20% of blood output to kidneys at rest |
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Term
| 2 regulationof electrolyte balance and acid base balance in cooperation with lungs |
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Definition
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Term
| 3 removal of metabolic waste products and foreign chemicals |
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Definition
urea
proteins- creatine, bilirubin (from RBCs) uric acid, metabolic acids)
drugs pesticides food additives |
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Term
| 4 production conversion of hormones and enzymes |
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Definition
a erythropoietin controls RBC production
b- Renin which is a proteolytic enzyme which controls formation of angiotensin and influences blood pressure and Na and K balance
c- calcitriol which influences Ca balance |
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Term
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Definition
ammoniagenesis- imp for acid base balance
gluconeogenesis produces glucose in prolonged fasting periods |
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Term
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Definition
ureter is smooth muscle contraction that propels urine down to bladdar
-not in peritoneum that holds other intestinal cavity organs together |
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Term
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Definition
| cortex medulla pyramid nephron major calyx minor calyx capsule, ureter, pelvis, renal artery renal vein |
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Term
| how many nephrons in the kidney |
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Definition
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Term
The Nephron
the functional unit of the kidney
ID's 1-5 |
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Definition
bowman's capsule
proximal tubule
loop of henle (descending thin, ascending thick)
distal tubule
collecting duct |
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Term
the nephron blood supply
ID's |
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Definition
renal artery
afferent arteriole
glomerular capillaries
efferent arteriole
peritubular capillaries (vasa recta) renal vein |
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