PNB 2265 EXAM 4- QUIZ QUESTIONS WITH
RIGHT ANSWERS |LATEST UPDATE .
Which of the following will help correct acidosis?
a) speed up rate of proton pump
b) utilize phosphate buffers for secreted H+ ions
c) renal metabolism of glutamine to produce HCO3-
d) all of the above - Correct Answer -b) utilize phosphate buffers for secreted H+ ions
The relationship between the ascending and descending limbs of the loop of Henle in
juxtamedullary nephrons provides the______
a) mechanism by which we reabsorb glucose in the proximal tubule
b) mechanism to maintain the osmotic gradient
c) countercurrent multiplier
d) mechanism for water reabsorption in the proximal and distal tubule - Correct Answer -c)
countercurrent multiplier
Which of the following would be the result of treatment with an ACE-I (Angiotensin
Converting Enzyme Inhibitor) drug?
a) decreased production of Renin
b) decreased production of Angiotensiongen
c) decreased fluid volume in the circulatory system
d) all of the above - Correct Answer -c) decreased fluid volume in the circulatory system
The primordial follicle is contained in the ____ and the tertiary/Graffian follicle is contained
in the ______
a) ovary; fallopian tube
b) fallopian tube; ovary
c) fallopian tube; fallopian tube
d) ovary; uterus
e) ovary; ovary - Correct Answer -e) ovary; ovary
1
, Consider the myogenic mechanism for auto-regulation of glomerular filtration rate. If renal
blood pressure rises,
a) the afferent arteriole will constrict in response
b) the afferent arteriole will dilate in response
c) the macula densa will secrete Renin
d) the macula densa will secrete K+ ions in response - Correct Answer -a) the afferent
arteriole will constrict in response
The ______ is located in the cortex, and it's permeability to water is dependent on a hormone.
a) descending limb of the loop of Henle
b) ascending limb of the loop of Henle
c) afferent arteriole
d) later proximal convoluted tubule
e) late distal convoluted tubule - Correct Answer -e) late distal convoluted tubule
______ occurs in the distal convoluted tubule.
a) active secretion of glucose
b) aldosterone- dependent reabsorption of Na+
c) countercurrent multiplication
d) reabsorption of glucose - Correct Answer -b) aldosterone-dependent reabsorption of Na+
You have not drunk water since yesterday, and are a little dehydrated. What is the most likely
response to correct this?
a) water permeability of late distal tubule and collecting duct will increase
b) water is no longer reabsorbed by the descending limb of the loop of Henle
c) much more water is reabsorbed by the descending limb of the loop of Henle
d) the osmolarity of the urine will decrease to compensate - Correct Answer -a) water
permeability of late distal tubule and collecting duct will increase
2
RIGHT ANSWERS |LATEST UPDATE .
Which of the following will help correct acidosis?
a) speed up rate of proton pump
b) utilize phosphate buffers for secreted H+ ions
c) renal metabolism of glutamine to produce HCO3-
d) all of the above - Correct Answer -b) utilize phosphate buffers for secreted H+ ions
The relationship between the ascending and descending limbs of the loop of Henle in
juxtamedullary nephrons provides the______
a) mechanism by which we reabsorb glucose in the proximal tubule
b) mechanism to maintain the osmotic gradient
c) countercurrent multiplier
d) mechanism for water reabsorption in the proximal and distal tubule - Correct Answer -c)
countercurrent multiplier
Which of the following would be the result of treatment with an ACE-I (Angiotensin
Converting Enzyme Inhibitor) drug?
a) decreased production of Renin
b) decreased production of Angiotensiongen
c) decreased fluid volume in the circulatory system
d) all of the above - Correct Answer -c) decreased fluid volume in the circulatory system
The primordial follicle is contained in the ____ and the tertiary/Graffian follicle is contained
in the ______
a) ovary; fallopian tube
b) fallopian tube; ovary
c) fallopian tube; fallopian tube
d) ovary; uterus
e) ovary; ovary - Correct Answer -e) ovary; ovary
1
, Consider the myogenic mechanism for auto-regulation of glomerular filtration rate. If renal
blood pressure rises,
a) the afferent arteriole will constrict in response
b) the afferent arteriole will dilate in response
c) the macula densa will secrete Renin
d) the macula densa will secrete K+ ions in response - Correct Answer -a) the afferent
arteriole will constrict in response
The ______ is located in the cortex, and it's permeability to water is dependent on a hormone.
a) descending limb of the loop of Henle
b) ascending limb of the loop of Henle
c) afferent arteriole
d) later proximal convoluted tubule
e) late distal convoluted tubule - Correct Answer -e) late distal convoluted tubule
______ occurs in the distal convoluted tubule.
a) active secretion of glucose
b) aldosterone- dependent reabsorption of Na+
c) countercurrent multiplication
d) reabsorption of glucose - Correct Answer -b) aldosterone-dependent reabsorption of Na+
You have not drunk water since yesterday, and are a little dehydrated. What is the most likely
response to correct this?
a) water permeability of late distal tubule and collecting duct will increase
b) water is no longer reabsorbed by the descending limb of the loop of Henle
c) much more water is reabsorbed by the descending limb of the loop of Henle
d) the osmolarity of the urine will decrease to compensate - Correct Answer -a) water
permeability of late distal tubule and collecting duct will increase
2
