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HAAR-Medical Laboratory Science Bundle Set
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[Show more]HAAR-Medical Laboratory Science Bundle Set
[Show more]Insufficient centrifugation will result in: 
 
A. A false increase in hematocrit (Hct) value 
 
B. A false decrease in Hct value 
 
C. No effect on Hct value 
 
D. All of these options, depending on the patient Answer A Insufficient centrifugation does not pack down the red blood cells; therefore, t...
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Add to cartInsufficient centrifugation will result in: 
 
A. A false increase in hematocrit (Hct) value 
 
B. A false decrease in Hct value 
 
C. No effect on Hct value 
 
D. All of these options, depending on the patient Answer A Insufficient centrifugation does not pack down the red blood cells; therefore, t...
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Which formula correctly describes the relationship 
between absorbance and %T ? 
A. A = 2 - log %T 
B. A = log 1/T 
C. A = -log T 
D. All of these options Answer D Absorbance is proportional to the inverse log of 
transmittance. 
A = -log T = log 1/T 
Multiplying the numerator and denominator 
by 10...
Preview 4 out of 49 pages
Add to cartWhich formula correctly describes the relationship 
between absorbance and %T ? 
A. A = 2 - log %T 
B. A = log 1/T 
C. A = -log T 
D. All of these options Answer D Absorbance is proportional to the inverse log of 
transmittance. 
A = -log T = log 1/T 
Multiplying the numerator and denominator 
by 10...
From the following, identify a specific component of the adaptive immune system that is formed in response to antigenic stimulation: 
A. Lysozyme 
B. Complement 
C. Commensal organisms 
D. Immunoglobulin Answer D. Immunoglobulin is a specific part of the adaptive immune system and is formed only in ...
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Add to cartFrom the following, identify a specific component of the adaptive immune system that is formed in response to antigenic stimulation: 
A. Lysozyme 
B. Complement 
C. Commensal organisms 
D. Immunoglobulin Answer D. Immunoglobulin is a specific part of the adaptive immune system and is formed only in ...
What type of serological testing does the blood bank technologist perform when determining the blood group of a patient? 
 
A. Genotyping 
 
B. Phenotyping 
 
C. Both genotyping and phenotyping 
 
D. Polymerase chain reaction Answer B Phenotyping, or the physical expression of a genotype, is the ty...
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Add to cartWhat type of serological testing does the blood bank technologist perform when determining the blood group of a patient? 
 
A. Genotyping 
 
B. Phenotyping 
 
C. Both genotyping and phenotyping 
 
D. Polymerase chain reaction Answer B Phenotyping, or the physical expression of a genotype, is the ty...
Which statement regarding renal function is true? 
A. Glomeruli are far more permeable to H2O and 
salt than other capillaries 
B. The collecting tubule reabsorbs sodium and 
secretes potassium in response to antidiuretic 
hormone (ADH) 
C. The collecting tubule is permeable to H2O only 
in the pres...
Preview 4 out of 119 pages
Add to cartWhich statement regarding renal function is true? 
A. Glomeruli are far more permeable to H2O and 
salt than other capillaries 
B. The collecting tubule reabsorbs sodium and 
secretes potassium in response to antidiuretic 
hormone (ADH) 
C. The collecting tubule is permeable to H2O only 
in the pres...
The incorrect match between organism and the appropriate diagnostic procedure is: 
A. Onchocerca volvulus—examination of skin snips 
B. Cryptosporidium—modified acid-fast stain 
C. Echinococcus granulosus—routine ova and parasite examination 
D. Schistosoma haematobium—examination of urine 
...
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Add to cartThe incorrect match between organism and the appropriate diagnostic procedure is: 
A. Onchocerca volvulus—examination of skin snips 
B. Cryptosporidium—modified acid-fast stain 
C. Echinococcus granulosus—routine ova and parasite examination 
D. Schistosoma haematobium—examination of urine 
...
The aseptic collection of blood cultures requires that the skin be cleansed with: 
A. 2% iodin and then 70% alcohol solution 
B. 70% alcohol and then 2% iodine or an iodophor 
C. 70% alcohol and then 95% alcohol 
D. 95% alcohol only Answer Correct Answer: B 
 
When cleansing the skin with alcohol an...
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Add to cartThe aseptic collection of blood cultures requires that the skin be cleansed with: 
A. 2% iodin and then 70% alcohol solution 
B. 70% alcohol and then 2% iodine or an iodophor 
C. 70% alcohol and then 95% alcohol 
D. 95% alcohol only Answer Correct Answer: B 
 
When cleansing the skin with alcohol an...
Which of the following hormones is often decreased by approximately 25% in the serum of pregnant women who have a fetus with Down Syndrome? 
A. estriol (E3) 
B. human chorionic gonadotropin (hCG) 
C. progesterone 
D. estradiol (E2) Answer A 
 
The syndrome of inappropriate antidiuretic hormone secre...
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Add to cartWhich of the following hormones is often decreased by approximately 25% in the serum of pregnant women who have a fetus with Down Syndrome? 
A. estriol (E3) 
B. human chorionic gonadotropin (hCG) 
C. progesterone 
D. estradiol (E2) Answer A 
 
The syndrome of inappropriate antidiuretic hormone secre...
which of the following biochemical processes is promoted by insulin 
a. glycogenolysis 
b. gluconeogenesis 
c. lipolysis 
d. uptake of glucose by cells Answer d 
 
which of the following hormones promotes hyperglycemia 
a. calcitonin 
b. growth hormone 
c. aldosterone 
d. renin Answer b 
 
which of ...
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Add to cartwhich of the following biochemical processes is promoted by insulin 
a. glycogenolysis 
b. gluconeogenesis 
c. lipolysis 
d. uptake of glucose by cells Answer d 
 
which of the following hormones promotes hyperglycemia 
a. calcitonin 
b. growth hormone 
c. aldosterone 
d. renin Answer b 
 
which of ...
Which statement regarding renal function is true 
a. glomeruli are far more permeable to H2O and salt than other capillaries 
b. the collecting tubule reabsorbs sodium and secretes potassium in response to antidiuretic hormone 
c. the collecting tubule is permeable to H2O only in the presence of ald...
Preview 3 out of 16 pages
Add to cartWhich statement regarding renal function is true 
a. glomeruli are far more permeable to H2O and salt than other capillaries 
b. the collecting tubule reabsorbs sodium and secretes potassium in response to antidiuretic hormone 
c. the collecting tubule is permeable to H2O only in the presence of ald...
Which characteristic describes antithrombin (AT)? 
 
A. It is synthesized in megakaryocytes 
B. It is activated by protein C 
C. It is a cofactor of heparin 
D. It is a pathological inhibitor of coagulation Answer C. It is a cofactor of heparin 
 
C Antithrombin is heparin cofactor and it is the mos...
Preview 4 out of 56 pages
Add to cartWhich characteristic describes antithrombin (AT)? 
 
A. It is synthesized in megakaryocytes 
B. It is activated by protein C 
C. It is a cofactor of heparin 
D. It is a pathological inhibitor of coagulation Answer C. It is a cofactor of heparin 
 
C Antithrombin is heparin cofactor and it is the mos...
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