12959393
Descrição
Quiz por Alannah McDonnell, atualizado more than 1 year ago
|
Criado por Alannah McDonnell
mais de 6 anos atrás
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|
Questão 1
Questão
Flow rate is how much [blank_start]urine[blank_end] you are [blank_start]producing[blank_end] per unit of [blank_start]time[blank_end]
Responda
-
urine
-
urea
-
time
-
distance
-
producing
-
consuming
-
voiding
Questão 2
Questão
GFR is the amount of [blank_start]fluid[blank_end] going into [blank_start]bowmans capsule[blank_end] per unit of [blank_start]time[blank_end]
Responda
-
fluid
-
blood
-
bowmans capsule
-
the nephron
-
time
-
flow
Questão 3
Questão
what is normal glomerular flow rate?
Responda
-
100-130ml/min
-
500-600ml/min
-
200-300ml/min
Questão 4
Questão
Filtered load is the same as
Responda
-
tubular load
-
GFR
-
Plasma concentration of a solute
-
electrolytes
Questão 5
Questão
[blank_start]Filtered load[blank_end] / tubular load is the [blank_start]amount of a specific solute[blank_end] ([blank_start]electrolyte, glucose or amino acid[blank_end]) entering [blank_start]bowman's capsule[blank_end].
Responda
-
Filtered load
-
amount of a specific solute
-
electrolyte, glucose or amino acid
-
electrolyte, carbohydrate or protein
-
salt
-
bowman's capsule
-
the kidney
-
the nephron
Questão 6
Questão
Filtered Load can be calculated from [blank_start]GFR[blank_end] and [blank_start]Plasma concentration of solute[blank_end]
Responda
-
GFR
-
blood flow
-
Plasma concentration of solute
-
blood concentration of solute
-
amount of urine produced
Questão 7
Questão
Inulin is....
Responda
-
freely filtered
-
not metabolised
-
not reabsorbed
-
not secreted
Questão 8
Questão
Inulin
The excretion rate = ...
Responda
-
excretion rate
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filtration rate
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absorption rate
-
consumption rate
Questão 9
Questão
PAH is ...
Responda
-
freely filtered
-
not metabolised
-
not reabsorbed
-
freely secreted
Questão 10
Questão
What does clearance less than 125ml/min indicate?
Responda
-
reabsorption
-
secretion
Questão 11
Questão
What does clearance more than 125ml/min indicate?
Responda
-
secretion
-
absorption
Questão 12
Questão
What can be used to experimentally measure GFR?
Responda
-
Inulin
-
glucose
-
PAH
-
calcium
Questão 13
Questão
What is elevated Pcr an indicator of?
Responda
-
reduced GFR
-
increased GFR
-
non changing GFR
Questão 14
Questão
Threshold is....
Responda
-
appearance of solute in urine before you reach the overall Transport maximum of the kidney
-
the plasma concentration at which a substance begins to appear in the urine
-
the tiny amount of solute appearing in urine when a single nephron reaches its maximum
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the total transport maximum through out all of the nephrons in the kidney
Questão 15
Questão
what is transport maximum?
Responda
-
the total transport maximum through out all of the nephrons in the kidney
-
The point at which an amount of solute appears in urine when nephrons reaches its maximum
-
the plasma concentration at which a substance begins to appear in the urine
-
appearance of solute in urine before you reach the overall threshold of the kidney
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The maximum rate of the solute shuttling done by transporters
Questão 16
Questão
How can renal function be measured?
Responda
-
imaging techniques
-
renal clearance
Questão 17
Questão
The [blank_start]renal[blank_end] clearance value of a certain substance is the [blank_start]volume of plasma[blank_end] which is [blank_start]cleared of this substance[blank_end] by the kidney into urine [blank_start]/ min[blank_end].
Responda
-
renal
-
volume of plasma
-
volume of urine
-
cleared of this substance
-
/ min
Questão 18
Questão
What do we need to know to measure renal clearance?
Responda
-
volume of urine / min
-
concentration of the substance mg/ml urine
-
concentration of the substance mg/ml plasma
-
concentration of the substance mg/ml blood
-
volume of substrate / min
Questão 19
Questão
What properties does a substance used in a plasma clearance test have?
Responda
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does not enter RBCs
-
does not affect normal renal function
-
should not be metabolized by the kidney
-
should be easily measured in plasma & urine
-
should be non toxic
-
should be easy to consume
Questão 20
Questão
What do we use renal clearance for?
Responda
-
measurement of GFR
-
measurement of the renal plasma flow rate
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determining the renal handling of the different substances; whether or not the substance is reabsorbed or secreted by the renal tubules
Questão 21
Questão
What is the rate-limiting step in the tubular transport of glucose?
Responda
-
Na-glucose symport
-
glucose uniporter
-
glucose reabsorption
-
ca- glucose symport
Questão 22
Questão
The plasma leaving the kidney through the renal veins lacks .....
Responda
-
the substances that are eliminated in the urine
-
proteins
-
plasma
-
the substances that are not eliminated in the urine
Questão 23
Questão
What is creatinine?
Responda
-
the end product of creatine metabolism
-
the end product of creatinine metabolism
-
a phospholipid
-
dumped into the blood by smooth muscle
Questão 24
Questão
Creatinine is continuously dumped into the blood by....
Responda
-
smooth muscle
-
skeletal muscle
-
cardiac muscle
Questão 25
Questão
the rate of creatinine appearance in blood is proportional to a person's ....
Responda
-
muscle mass
-
fat mass
-
urine excretion
-
blood
Questão 26
Questão
Creatinine is....
Responda
-
freely filtered
-
not reabsorbed
-
reabsorbed
-
not freely filtered
Questão 27
Questão
how much creatinine is secreted by the proximal tubule?
Responda
-
10-20%
-
40-50%
-
70-80%
-
85-100%
Questão 28
Questão
There is a ______________ between plasma creatinine concentration and GFR.
Responda
-
inverse correlation
-
indirect correlation
-
direct relationship
-
direct correlation
Questão 29
Questão
What is the most common method used for routine GFR assessments?
Responda
-
creatinine clearance
-
inulin clearance
-
PAH clearance
-
Plasma clearance
Questão 30
Questão
If there are more solutes present than can be transported, the solutes will end up...
Responda
-
In urine
-
Reabsorbed
-
In the blood stream
-
Excreted in faeces
Questão 31
Questão
Renal clearance is comparison of [blank_start]filtration[blank_end] rate of a substance to the rate of it's appearance in the [blank_start]urine[blank_end] i.e. Amount [blank_start]filtered[blank_end] vs amount [blank_start]excreted[blank_end]. It gives info on [blank_start]re-absorption[blank_end] and [blank_start]secretion[blank_end]
Responda
-
filtration
-
urine
-
urea
-
blood
-
filtered
-
excreted
-
re-absorption
-
secretion
Questão 32
Responda
-
A= ?% B=?% C=0% D=100%
-
A= 0% B=50% C=0% D=100%
-
A= 100% B=0% C=?% D=?%
-
A= 25% B=25% C=25% D=25%
Questão 33
Questão
Renal clearance principle is based on the principle of [blank_start]mass[blank_end] [blank_start]balance[blank_end]. Input of X is [blank_start]equal to[blank_end] output of X
Responda
-
mass
-
balance
-
equal to
-
more than
-
less than
-
pressure
Questão 34
Responda
-
C
-
U
-
V
-
P
Questão 35
Questão
Tm for PAH secretory mechanism ~80mg/ml.
PPAH [blank_start]<[blank_end] 80mg/ml = good estimation of RPF
PPAH [blank_start]>[blank_end] 80mg/ml = poor estimation of RPF
At [blank_start]low[blank_end] [blank_start]PPAH[blank_end]: [blank_start]PAH[blank_end] clearance [blank_start]=[blank_end] RPF
Responda
-
<
-
>
-
=
-
low
-
high
-
PPAH
-
PAH
Questão 36
Questão
Clearance units are [blank_start]volume[blank_end] per [blank_start]time[blank_end]
Responda
-
volume
-
time
-
distance
-
meter
-
second
-
pressure
-
flow
Questão 37
Questão
Clearance is not the amount of the [blank_start]substance removed[blank_end] but instead the volume of [blank_start]plasma from which it was removed[blank_end].
Responda
-
substance removed
-
plasma from which it was removed
Questão 38
Questão
PAH is an abbreviation of ...
Responda
-
para-aminohippurate
-
pilo-acidic-hormone
-
pregacilohinutrate
-
primary acid hilute
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