Name: Class exercise on control of GFR Class/section: Date 1. Does urine product

Question

Name: Class exercise on control of GFR Class/section: Date 1. Does urine production increase, decrease or stay the same (circle one) in response to an increase in GFR? 2. Fill in the chart below indicating the three factors that regulate glomerular filtration rate (GFR) and each effect (increase, decrease or maintain GFR). Hint: see GFR concept overview in text. Factor regulating GFR increase, decrease, or maintain GFR 3. study the graph below. Then evaluate the following statements bycirclingTfortrue and F for false. If the statement is false, correct the statement and explain your answer. Normal urine 2ol maintained by Normal MAP o 20 40 60 80 100 120 160 180 200 Mean arterial blood pressure a. I LF Renal autoregulation is effective with a MAP between 80-180 mm Hg. b. ILF Renal autoregulation is effective in an individual with a blood pressure of 300/150 mm Hg. c. I LF Renal regulation is effective in an individual with a blood pressure of 7o/55 mm

Explanation / Answer

1. Urine production increases with increase in gfr

2. Factors

A. Increased blood volume - increases for

B. Constriction of different arteriole and dilation of efferent arteriole - decrease gift

C. Hydrostatic pressure in bowman's capsule - decrease gfr

3. A. True B. False C. False

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