CC/IS MRXUH exam Flashcards
The ability of an analytical method to measure the smallest concentration of the analyte of interest
a. Sensitivity
b. Specificity
A. Sensitivity
The ability of an analytical method to measure only the analyte of interest
A. Sensitivity
B. Specificity
B. Specificity
Closeness of the result to actual value of an analyte when performing a test, more commonly called “hitting the bull’s eye”
A. Accuracy
B. Precision
A. Accuracy
Midpoint of distribution, 50th centile
A. Mean
B. Median
C. Mode
B. Median
Which of the following electrolytes is the chief cation in the plasma, is found in the highest concentration in the extravascular fluid, and has the main function of maintaining osmotic pressure
a. potassium
b. sodium
c. calcium
d. magnesium
B. Sodium
The single most important analyte in terms of an abnormality being immediately life-threatening. It functions for heart contraction, neuromuscular excitability, ICF volume regulation and hydrogen ion concentration
A. Sodium
B. Potassium
C. Chloride
B. Potassium
Most sensitive marker of acute alcoholic hepatitis
A. ALT
B. ALP
C. LD
D. GGT
D. GGT
All of the following are steroid hormones, except:
A. Testosterone
B. Aldosterone
C. Ephinephrine
C. Ephinephrine
LD cholesterol can be calculated from measurement of all of the following except:
A. Total cholesterol
B. HDL Cholesterol
C. Triglycerides
D. VLDL Cholesterol
D. VLDL Cholesterol
Beer’s law state that the concentration of a substance is ___ proportional to the amount of the light absorbed or proportional to the logarithm of the transmitted light
A. Directly, Inversly
B. Indirectly, Direct
C. Both directly proportional
D. Both inversely proportional
A. Directly, Inversly
The more light absorbed, the higher the concentration of analyte in this technique of measuring the amount of light absorbed by a solution
a. atomic absorption
b. fluorometry
c. nephelometry
d. spectrophotometry
D. Spectrophotometry
Primary hypothyroidism
A. Decreased t3 t4, decreased tsh
B. Increased t3 t4, increased tsh
C. Normal t3 t4, increased tsh
D. Decreased t3 t4, increased tsh
D. Decreased t3 t4, increased tsh
Secondary hypothyroidism
A. Decreased t3 t4, decreased tsh
B. Increased t3 t4, increased tsh
C. Normal t3 t4, increased tsh
D. Decreased t3 t4, increased tsh
A. Decreased t3 t4, decreased tsh
Which of the following methods provides information about glucose metabolism over a 3-month period
A. Fructosamine
B. Glycosylated Hb
C. Glucose oxidase
D. Oral glucose tolerance
B. Glycosylated Hb
All are caused of hyponatremia due to increased water retention, except
A. Nephrotic syndrome
B. Renal failure
C. Hepatic cirrhosis
D. Diabetes insipidus
D. Diabetes insipidus
Which of the following plots is the best for detecting all types of QC errors
A. Levy-jennings
B. Cusum
C. Tonks-youden
D. Linear regression
A. Levy-jennings
Measurement of potential (voltage) between two electrodes; concentration of ions in a solution can be calculated from the measured potential difference between the two electrodes
A. Coulometry
B. Potentiometry
C. Amerometry
D. Voltametry
B. Potentiometry
The most likely cause for serum/plasma to appear “milky” is the presence of
A. Chylomicrons
B. VLDL
C. LDL
D. HDL
A. Chylomicrons
Major risk factor for coronary heart disease (CHD)
A. Hypercholesterolemia
B. High HDL
C. Hypertriglyceridemia
D. Low LDL
C. Hypertriglyceridemia
Which of the following is a low-weight protein that is found on the cell surfaces of nucleated cells?
A. C-reactive protein
B. Ceruloplasmin
C. B2-microglobulin
D. A2-macroglobulin
C. B2-microglobulin
Which test, if elevated, would provide information about risk for developing coronary artery disease
A. Troponin
B. Hs-CRP
C. CK-MB
D. Myoglobulin
B. Hs-CRP
Hyponatremia due to increased water retention, except
A. SIADH
B. Hepatic Cirrhosis
C. Renal Failure
D. Sever burns
D. Sever burns
All of the following conditions are associated with hypercalcemia, except
A. Cancer
B. Hypoparathyroidism
C. Hyperparathyroidism
D. Multiple myeloma
B. Hypoparathyroidism
This gland is called the “master gland” of the endocrine system
A. Pineal
B. Thymus
C. Pituitary
D. Thyroid
C. Pituitary
Peak levels of this analyte typically occur around 8 hours
A. Bilirubin
B. Eosinophil
C. Cortisol
D. Glucose
C. Cortisol
Increase in ADH
a. fluid retention, low serum sodium
b. fluid loss, high serum sodium
A. Fluid retention, low serum sodium
decrease in ADH
a. fluid retention, low serum sodium
b. fluid loss, high serum sodium
b. fluid loss, high serum sodium
All of the following ions may act as a cofactors in enzyme activation, except
A. Calcium
B. Sodium
C. Zinc
D. Magnesium
B. Sodium
Hyponatremia due to water imbalance:
A. Congestive heart failure
B. Vomiting, diarrhea
C. Diuretic use
D. SIADH
D. SIADH
Glomerulonephritis
A. Elevated urine protein
B. Increased creatinine and BUN
C. RBC and RBC cast in urine
D. All of these
D. All of these
Complete name of MRXUH Chief Medtech
Chesy Monique Gaabucayan
Specificity: Amylase
High
Moderate
Low
Low
Specificity: ALP
High
Moderate
Low
Low
Specificity: LD
High
Moderate
Low
Low
Specificity: CK
High
Moderate
Low
Moderate
Specificity: Lipase
High
Moderate
Low
High
Specificity: ALT
High
Moderate
Low
High
Specificity: AST
High
Moderate
Low
Low
Specificity: ACP
High
Moderate
Low
Low
Diabetes Type: Poorly controlled ketosis
Type 1
Type 2
1
Diabetes Type: obesity
Type 1
Type 2
2
Diabetes Type: Abrupt symptoms
Type 1
Type 2
1
Diabetes Type: rare ketosis
Type 1
Type 2
2
Diabetes Type: undetectable C-peptide levels
Type 1
Type 2
1
Diabetes Type: gradual symptoms
Type 1
Type 2
2
Diabetes Type: positive autoantibodies
Type 1
Type 2
1
Diabetes Type: negative autoantibodies
Type 1
Type 2
2
Diabetes Type: maturity onset, over 40 years of age
Type 1
Type 2
2
Diabetes Type: autoimmune
Type 1
Type 2
1
Diabetes Type: insulin resistance
Type 1
Type 2
2
Diabetes Type: childhood/teen onset
Type 1
Type 2
1
In the development of T Cells this cell is either CD4 or CD8 that migrate to the medulla
A. Mature T cells
B. Activated T cells
C. Sensitized T cells
D. Both a and b
A. Mature T cells
In the development of B cells this cell has abundant cytoplasmic immunoglobulin and little to no surface immunoglobulin and also represents the most fully differentiated lymphocyte and it’s main function is antibody production
A. Activated B cells
B. Pro-B cells
C. Plasma cells
D. Immature B cells
C. Plasma cells
Most common congenital immunodeficiency
A. C2 deficiency
B. C3 deficiency
C. Selective IgA deficiency
D. DAF, CD59 (MIRL) deficiency
C. Selective IgA deficiency
A medical physicist that develops RIA technique
A. Emil Von Behring
B. Rosalyn Yallow
C. Jules Bordet
D. Susumu Tonegawa
B. Rosalyn Yallow
The acute phase reactant protein that demonstrates the most dramatic rise during acute inflammation is
A. Fibrinogen
B. CRP
C. Haptoglobin
D. Alpha 1 Antitrypsin
B. CRP
In ways of killing of cytotoxic T cells this protein is pore-forming that polymerize in the presence of calcium and form channels in the target cell membrane
A. Granzymes
B. Perforin
C. both a and b
D. none of the above
B. Perforin
Activated NK Cells release which of the following cytolytic enzymes
A. Perforin
B. Either
C. Granzymes
D. Neither
B. Either
Discovered for the isolation and characterization of HIV-1
A. George Snell, Jean Dausset and Baruj Benaceraf
B. Niels Jerne, George Koehler and Cesar Milstein
C. Gerald Edelman and Rodney Porter
D. Luc Montagnier and Francoise Barre-Sinoussi
D. Luc Montagnier and Francoise Barre-Sinoussi
Macrophages in the kidneys are
A. Alveolar macrophages
B. Microglial cells
C. Mesangial cells
D. Histocytes
C. Mesangial cells
Which of the following refers to the force of attraction between an antibody and a single antigenic determinant
a. affinity
b. avidity
c. van Der waals attraction
d. covalenc
a. affinity
Who is the father of immunology
A. Edward jenner
B. Louis pasteur
C. Gerald edelman
D. Paul ehrlich
A. Edward jenner
The specific diagnostic test for Hepatitis C is
A. Absence of anti-Hav and anti-Hbs
B. An increase in serum ALT
C. detection of non-a, non-B antibodies
D. anti-HCV
D. Anti-HCV
Antibodies to which of the following retroviral antigens are usually the first to be detected in HIV infection
A. GP120
B. GP160
C. GP41
D. P24
D. P24
Which of the following combinations of bands would represent a positive western blot for HIV antibody
A. p24 and p55
B. P24 and p31
C. GP41 and gp120
D. P31 and p55
C. GP41 and gp120
The confirmation of a heterophile antibody of infectious mononucleosis would be
A. agglutination with beef erythrocytes
b. agglutination of sheep cells after incubation with guinea pig cells; no agglutination of sheep cells after incubation with beef erythrocytes
c. agglutination of sheep cells after incubation with beef erythrocytes; no agglutination of sheep cells after incubation with guinea pig cells
d. agglutination with guinea pig cells
b. agglutination of sheep cells after incubation with guinea pig cells; no agglutination of sheep cells after incubation with beef erythrocytes
All of the following are secondary organs of the immune system except
A. Malt
B. Lymph node
C. Thymus
D. Spleen
C. Thymus
Most effective antigen presenting cell and the most potent phagocyte
A. Eosinophil
B. Neutrophil
C. Macrophage
D. Dendritic
D. Dendritic
Counterpart of basophil in tissue, different lineage with basophil, allergic reaction and antigen presentation and enhance or surpress adaptive response with longer life span of 9-18 months
A. Neutrophi;
B. Monocyte
C. Dendritic cells
D. Mast cells
D. Mast cells
Which of the following electrolytes is the chief cation in the plasma, is found in the highest concentration in the extravascular fluid and has the main function of maintaining osmotic pressure?
A. Potassium
B. Sodium
C. Calcium
D. Magnesium
B. Sodium
All of the following are steroid hormones expect
a. testosterone
b. epinephrine
c. aldosterone
B. Ephinephrine
LDL cholesterol can be calculated from measurements of all of the following
A. Total cholesterol
B. HDL cholesterol
C. Triglycerides
D. VLDL
D. VLDL
