PSL300 LECTURE 11 QUESTIONS AND
CORRECT ANSWERS
HowA2isA2waterA2distributedA2inA2theA2body?A2-A2Ans--2/3A2IntracellularA2FluidA2(ICF)
1/3A2ExtracellularA2FluidA2(ECF)
ExcessiveA2waterA2lossA2disruptsA2___________A2-A2Ans--homeostasis
WhatA2doA2theA2nephronsA2do?A2-A2Ans--filterA2blood
________A2isA2formedA2inA2theA2nephronA2byA2filtration,A2reabsorption,A2secretionA2-
A2Ans--Urine
WhatA2isA2theA2nephronA2responsibleA2for?A2-A2Ans---A2ExcretingA2waste
-A2RegulatesA2bloodA2volume
-A2ControlsA2electrolytes
-A2BloodA2pH
-A2VitaminA2D!!!!!A2(viaA2PTH)
WhatA2isA2osmopolarity?A2-A2Ans--
ItA2isA2theA2concentrationA2ofA2aA2solutionA2expressedA2asA2theA2totalA2numberA2ofA2solute
A2particlesA2perA2litre
HowA2doesA2VasopressinA2regulateA2water,A2Na+andA2K+A2balance?A2-A2Ans--
IncreasesA2waterA2reabsorption
HowA2doesA2aldosteroneA2regulateA2water,A2Na+andA2K+A2balance?A2-A2Ans--
IncreasesA2Na+A2reabsorption
IncreasesA2K+A2secretion
HowA2doesA2atrialA2natriureticA2peptideA2regulateA2water,A2Na+andA2K+A2balance?A2-
A2Ans--DecreasesA2Na+A2andA2H2OA2reabsorption
IncreasesA2K+A2reabsorption
WhatA2isA2theA2functionA2ofA2ADHA2(Vasopressin)?A2-A2Ans--
IncreaseA2waterA2reabsorptionA2inA2theA2kidneysA2
-A2ConserveA2bodyA2water
-A2WaterA2balanceA2andA2fluidA2homeostasis
-A2IncreasesA2bloodA2volumeA2andA2bloodA2pressure
______________A2insertsA2waterA2poresA2intoA2distalA2convolutedA2tubule/
collectingA2ductA2cellA2membranesA2-A2Ans--Vasopressin
CORRECT ANSWERS
HowA2isA2waterA2distributedA2inA2theA2body?A2-A2Ans--2/3A2IntracellularA2FluidA2(ICF)
1/3A2ExtracellularA2FluidA2(ECF)
ExcessiveA2waterA2lossA2disruptsA2___________A2-A2Ans--homeostasis
WhatA2doA2theA2nephronsA2do?A2-A2Ans--filterA2blood
________A2isA2formedA2inA2theA2nephronA2byA2filtration,A2reabsorption,A2secretionA2-
A2Ans--Urine
WhatA2isA2theA2nephronA2responsibleA2for?A2-A2Ans---A2ExcretingA2waste
-A2RegulatesA2bloodA2volume
-A2ControlsA2electrolytes
-A2BloodA2pH
-A2VitaminA2D!!!!!A2(viaA2PTH)
WhatA2isA2osmopolarity?A2-A2Ans--
ItA2isA2theA2concentrationA2ofA2aA2solutionA2expressedA2asA2theA2totalA2numberA2ofA2solute
A2particlesA2perA2litre
HowA2doesA2VasopressinA2regulateA2water,A2Na+andA2K+A2balance?A2-A2Ans--
IncreasesA2waterA2reabsorption
HowA2doesA2aldosteroneA2regulateA2water,A2Na+andA2K+A2balance?A2-A2Ans--
IncreasesA2Na+A2reabsorption
IncreasesA2K+A2secretion
HowA2doesA2atrialA2natriureticA2peptideA2regulateA2water,A2Na+andA2K+A2balance?A2-
A2Ans--DecreasesA2Na+A2andA2H2OA2reabsorption
IncreasesA2K+A2reabsorption
WhatA2isA2theA2functionA2ofA2ADHA2(Vasopressin)?A2-A2Ans--
IncreaseA2waterA2reabsorptionA2inA2theA2kidneysA2
-A2ConserveA2bodyA2water
-A2WaterA2balanceA2andA2fluidA2homeostasis
-A2IncreasesA2bloodA2volumeA2andA2bloodA2pressure
______________A2insertsA2waterA2poresA2intoA2distalA2convolutedA2tubule/
collectingA2ductA2cellA2membranesA2-A2Ans--Vasopressin