(LP8) review questions
At the tip of each renal pyramid is a structure know as
-major calyx
-renal column
-renal papilla
-distal conv.tubule
renal papilla
Urine flows from the proximal convoluted tubule to this structure in the nephron
-collecting duct
-glomerulus
-afferent arteriole
-nephron loop
-nephron loop
which best describes the location of kidneys
-flank area in the peritoneal cavity
-inguinal area outside of the pelvic cavity
-retroperitoneal flank area
-just below the 12th rib in midline
-retroperitoneal flank area
Micturition is controlled by
-sympathetic nervous system
-diencephalon
-parasympathetic nervous system
-pons
-parasympathetic nervous system
blood leaves the nephron via the
-efferent arteriole
-renal artery
-acuate arteries
-afferent arteriole
-efferent arteriole
the renal output is
100 ml/min
10 ml/min
2 ml/min
1.5 ml/min
2 ml/min
how much filtrate is produced by the kidneys each day
2 L
50 L
120 L
180 L
180 L
Glomerular capillary hydrostatic pressure is normally
10 mm Hg
20 mm Hg
50 mm Hg
60 mm Hg
50 mm Hg
Typical net filtration pressure is
10 mm Hg
20 mm Hg
50 mm Hg
60 mm Hg
10 mm Hg
An increase in colloid osmotic pressure would have which effect on urine production
it would increase
it would decrease
no effect
it would decrease glomerular capillary hydrostatic pressure
It would decrease
During exercise urine production ___ because___
increase, sympathetic effects
decreases, sympathetic effects
increases, parasympathetic effects
decrease, parasympathetic effects
decreases, sympathetic effects
Renin is secreted by the juxtaglomerular apparatus when
systemic BP drops below 80 mm Hg
systemic PB increases beyond 100 mm Hg
increase in solute concentration of filtrate
decrease in solute concentration of filtrate
systemic BP drops below 80 mm Hg
Macula densa cells secrete ___which promotes ___
norepinepherine,vasconstriction
nitrous oxide, vasoconstriction
nitric oxide, vasodilation
acetylcholine, vasodilation
nitric oxide, vasodilation
Which of the following substances is secreted
Glucose
Sodium
Water
Postassium
Potassium
Which best describes the action of aldosterone
increases reabsorption of hydrogen ions
increase reabsorption of sodium
decrease reabsorption of potassium
decrease reabsorption of hydrogen ions
increase reabsorption of sodium
the ascending limb of nephron loop is
permeable to water but not solute
permeable to water and solute
permeable to solute but not water
impermeable to water and solute
permeable to solute but not water
what type of fluid exits the nephron loop
isotonic
hypertonic
hyperosmotic
hypotonic
hypotonic
which best describes the action of ADH
Decrease membrane permeability to water in the distal conv. tubule
creates hypotonic solution in distal conv. tubule
increase membrane permeability in the distal conv. tubule
creates isotonic solution in the distal conv. tubule
increase membrane permeability in the distal conv. tubule