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HAAR-Medical Laboratory Science Bundle Set
HAAR-Medical Laboratory Science Bundle Set
[Mostrar más]HAAR-Medical Laboratory Science Bundle Set
[Mostrar más]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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Añadir al carritoInsufficient 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...
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...
Vista previa 4 fuera de 49 páginas
Añadir al carritoWhich 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 ...
Vista previa 4 fuera de 98 páginas
Añadir al carritoFrom 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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Añadir al carritoWhat 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...
Vista previa 4 fuera de 119 páginas
Añadir al carritoWhich 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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Añadir al carritoThe 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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Añadir al carritoThe 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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Añadir al carritoWhich 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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Añadir al carritowhich 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...
Vista previa 3 fuera de 16 páginas
Añadir al carritoWhich 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...
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Añadir al carritoWhich 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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