MLP: Exam # 2
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This exam is designed for student who currently are taking medical lab procedures.
- 1.All of the following are true regarding hematology except:
- A.
Hematology focus chiefly on the study of erythrocytes, leukocytes, and platelets.
- B.
Hematology involves counting, classifying, or otherwise studying the blood components and the blood-forming organs
- C.
Hematology tests all require a blood sample analysis
- D.
Another important aspect of hematology is the investigation of coagulation abnormalities
- E.
Hematology is the study of blood and the blood-forming organs
- 2.What is the correct percent for normal test sample?
- A.
20-25%
- B.
37-46%
- C.
47-57%
- D.
10%
- 3.The volume of RBC's packed by centrifugation in a given volume of blood is called
- A.
Hematocrit
- B.
Microhematocrit
- C.
Interface
- D.
Meniscus
- 4.The three interfaces include all the following except:
- A.
The bottom of the packed RBC layer
- B.
The top of the packed RBC layer
- C.
The meniscus of the plasma at the top of the tube
- D.
In the middle of the packed RBC layer
- 5.A condition resulting from excessive loss of body fluid is called:
- A.
Polycthemia
- B.
Anemia
- C.
Dehydration
- D.
Leukemia
- 6.What are normal ranges for women?
- A.
40%-54%
- B.
44%-64%
- C.
32%-41%
- D.
38%-47%
- 7.What are normal ranges for newborns?
- A.
40%-54%
- B.
44%-64%
- C.
32%-41%
- D.
38%-47%
- 8.Name the three layers which whole blood separates after centrifugation
- A.
Erythrocytes, plasma and red blood cells
- B.
Red blood cells, erythrocytes, and buffy coat
- C.
Plasma, buffy coat, and red blood cells
- D.
Buffy coat, plasma, and white blood cells
- 9.Two types of microhematocrit are:
- A.
A red line and a blue line
- B.
A red line and white line
- C.
A blue and a white line
- D.
A red and a green line
- 10.Norma flora:
- A.
Harmless microorganisms that inhabit surfaces of the body that may otherwise be colonized by pathogens.
- B.
Skin, mucous membranes, tears, gastric juice, and other body fluids that act as physical barriers or chemical deterrents hindering pathogens from gaining entry into the body.
- C.
A response that controls or arrests the spread of infection and accelerates the healing process.
- D.
Mainly neutrophils and mononuclear phagocytes that wander throughout the body seeking out and engulfing foreign material.
- 11.Inflammation:
- A.
Harmless microorganisms that inhabit surfaces of the body that may otherwise be colonized by pathogens.
- B.
Skin, mucous membranes, tears, gastric juice, and other body fluids that act as physical barriers or chemical deterrents hindering pathogens from gaining entry into the body.
- C.
A response that controls or arrests the spread of infection and accelerates the healing process.
- D.
Mainly neutrophils and mononuclear phagocytes that wander throughout the body seeking out and engulfing foreign material.
- 12.The characteristics of the adaptive immune response include all of the following except:
- A.
Recognition
- B.
Speech
- C.
Specificity
- D.
Memory
- 13.The immune system consists of two major responses categories in the host:
- A.
Cellular response and cellular immunity
- B.
Cellular immunity and humoral response
- C.
Cellular response and humoral response
- D.
Humoral and antibody immunity
- 14.Cells that break down antigens and display their fragments on the surface recptors is called:
- A.
Mediated
- B.
Antigen presenting cell (APC)
- C.
Complement
- D.
Lysis
- 15.The five types of immunoglobulins are:
- A.
IgA, IgB, IgM, IgE, and IgC
- B.
IgS, IgA, IgM, IgC, and IgE
- C.
IgG, IgA, IgM, IgD, and IgE
- D.
IgA, IgC, IgM, IgL, and IgE
- 16.The formation of the relatively large, insoluble aggregates consisting of soluable antibodies attached to particles such as bacteria, blood cells, and latex beads is called:
- A.
Precipitation
- B.
Agglutination
- C.
Lysis
- D.
Radioimmunosassay
- 17.Immunology is called:
- A.
The unique specificity of an antibody for its antigen is the basis for a type of laboratory testing.
- B.
The most effective diagnostic and therapeutic tools in the physician's arsenal of laboratory testing techniques
- C.
The type of protection that is characterized by recognition, specificity, and memory
- D.
The state of being protected from diseases
- 18.What is Erythrocyte Sedimentation Rate (ESR)?
- A.
The procress of solids settling out of a liquid in which they have been dissolved or suspended.
- B.
A nonspecific laboratory test that determines the rate at which erythrocytes separate from plasma and settle to the bottom of a tube.
- C.
A group of red blood cells that is arranged like a roll of coins
- D.
Erythrocytes that assume a spheroid shape
- 19.Factors that influence the erythrocyte sedimentation rate include all the following except:
- A.
Size of the erythrocytes
- B.
Concentration of the erythrocytes
- C.
Shape of the erythrocytes
- D.
Color of the plasma proteins
- E.
Composition of the plasma proteins
- 20.Sedimentation is:
- A.
The procress of solids settling out of a liquid in which they have been dissolved or suspended.
- B.
A nonspecific laboratory test that determines the rate at which erythrocytes separate from plasma and settle to the bottom of a tube.
- C.
A group of red blood cells that is arranged like a roll of coins
- D.
Erythrocytes that assume a spheroid shape
- 21.The 5 major types of the DIFF (Differential Blood Count) include
- A.
Band cells, basophils, eosinophils, neutrophils, and monocytes
- B.
Neutrophils, eosinophils, basophils, lymphocytes, and monocytes
- C.
Lymphocytes, band cells, monocytes, basophils, and neutrophils
- D.
Neutrophils and Lymphocytes
- 22.All of the information regarding platelets are true except:
- A.
They can actually be seen on a DIFF if you look closely
- B.
They look like small purple dots
- C.
They can be made by counting the number per each oil immersion field
- D.
They include abnormal shapes
- 23.What kind of function do you have if you have allergic situations?
- A.
Eosinophils
- B.
Lymphocytes
- C.
Neutrophils
- D.
Monocytes
- 24.Which function do you have if you have severe infections?
- A.
Eosinophils
- B.
Lymphocytes
- C.
Neutrophils
- D.
Monocytes
- 25.What kind of function do you have if you have leukemia?
- A.
Lymphocytes
- B.
Neutrophils
- C.
Basophils
- D.
Monocytes
- 26.The 1st defense of anatomical barriers include:
- A.
Skin, mucous membrane, tears, acidic pH in stomach
- B.
Phagocytosis, natural killer cells, inflammation, complement system
- C.
Helper t-cells, cytotoxic t-cells, memory t-cells, memory b-cells
- D.
None
- 27.The 2nd line of defense of non-specific immune response:
- A.
Skin, mucous membrane, tears, acidic pH in stomach
- B.
Phagocytosis, natural killer cells, inflammation, complement system
- C.
Helper t-cells, cytotoxic t-cells, memory t-cells, memory b-cells
- D.
None
- 28.Red blood cells that are larger than normal are called:
- A.
Macrocytes
- B.
Microcytes
- C.
Anisocytosis
- D.
Poikilocytosis
- 29.Marked variation in the size of the erythrocytes is called:
- A.
Macrocytes
- B.
Microcytes
- C.
Anisocytosis
- D.
Poikilocytosis
- 30.How many lobes does Neutrophil usually have?
- A.
2 lobes
- B.
None
- C.
3 lobes
- D.
4 lobes
- 31.What is infectious mononucleosis (IM)?
- A.
Characteristic antibodies of IgM classification found in 90-100% of adolescents and 50% of children with infectious mononucleosis.
- B.
An acute infectious disease
- C.
A suspension of infectious agents or a part of them, given for the purpose of developing resistance to a specific infectious disease
- D.
Could give you a kissing infection, you dumbass!
- 32.What is the treatment for IM?
- A.
Watching tv
- B.
Drinking tea with honey
- C.
Tyenols
- D.
Bed rest
- 33.What is hemoglobin?
- A.
It is the iron-containing portion of the red blood cell.
- B.
A solution of potassium ferricyanide and sodium cyanide.
- C.
The anaylsis of a substance to determine its composition and the quantity of its constitutes.
- D.
An excess of red blood cells
- 34.Factors affecting the assay:
- A.
Hyperbilirubinemia, lipemia, leukemia, and carotenemia
- B.
Bilirubinemia, carotenemia, lipemia, and leukemia
- C.
Hemoglobin, carotenemia, lipemia, and leukemia
- D.
Lipemia and leukemia
- 35.How many days do red blood cells live?
- A.
220 days
- B.
200 days
- C.
120 days
- D.
400 days
- 36.The study of blood and the blood-forming organs is called:
- A.
Hematology
- B.
Immunology
- C.
Immunohematology
- D.
Coagulation
- 37.Blood is classified as a/an
- A.
Disease
- B.
Cell
- C.
Tissue
- D.
Infection
- 38.What is coagulation?
- A.
The study of blood and the blood-forming organs
- B.
The study of antigen-antibody reactions
- C.
Blood clotting; hemostasis
- D.
An infection
- 39.Plasma is
- A.
A large bone marrow cell that gives rise to platelets.
- B.
The liquid component of whole blood that remains after the formed elements are removed.
- C.
A complex substance found in tissue that is essential to the clotting program
- D.
Prediction of the course or end of a disease
- 40.Do you think you are doing pretty well on this quiz?
- A.
YES
- B.
NO
- C.
HMM....MAYBE??
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