Pregunta 1
Pregunta
Which of the following types of antigen presenting cells (APCs) is specialized for degradation and presentation of particulate antigens to T cells?
Respuesta
-
Macrophage
-
Dendritic cell
-
B cell
Pregunta 2
Pregunta
Match the following innate immune system cell types with their function: Natural killer cells
Respuesta
-
Phagocytosis and bacteriocidal mechanisms, antigen presentation
-
Lysis of some virally infected cells
-
Killing parasites
-
Release of histamine and other mediators
-
Phagocytosis and bacteriocidal mechanisms
Pregunta 3
Pregunta
Which of the following produce large amounts of antibodies (Igs) and differentiate upon stimulation from CD4+ cells?
Respuesta
-
Cluster of differentiation 4 (CD4+)
-
Cluster of differentiation 8 (CD8+)
-
Plasma cells (activated B cells)
Pregunta 4
Pregunta
Match the following innate immune system cell types with their function: Macrophages
Respuesta
-
Phagocytosis and bacteriocidal mechanisms, antigen presentation
-
Lysis of some virally infected cells
-
Killing parasites
-
Release of histamine and other mediators
-
Phagocytosis and bacteriocidal mechanisms
Pregunta 5
Pregunta
Humoral immunity is mediated by antibodies from____ and is involved in the elimination of____ pathogens. Cell mediated immunity is mediated by____ and is involved in the elimination of____ pathogens
Respuesta
-
B lymphocytes; Intracellular; T lymphocytes; Extracellular
-
B lymphocytes; Extracellular; T lymphocytes; Intracellular
-
T lymphocytes; Intracellular; B lymphocytes; Extracellular
-
T lymphocytes; Extracellular; B lymphocytes; Intracellular
Pregunta 6
Pregunta
Which of the following is NOT a major feature (characteristic) of the adaptive immune system?
Respuesta
-
Specificity
-
Diversity
-
Memory
-
Improvement
-
Speed
Pregunta 7
Pregunta
T cells are made in the____ and complete their differentiation in the____.
Respuesta
-
Spleen; Thyroid
-
Spleen; Thymus
-
Bone marrow; Thyroid
-
Bone marrow; Thymus
-
Bone marrow; Thalamus
Pregunta 8
Pregunta
How many doses of the Hepatitis B vaccine (5µg HBsAg in 0.5mL intramuscular) are required to reach a protective level of antibody?
Pregunta 9
Pregunta
Which of the following types of antigen presenting cells (APCs) has immunoglobulin that functions as a receptor, then the antigen is internalized, degraded, and presented to T cells?
Respuesta
-
Macrophage
-
Dendritic cell
-
B cell
Pregunta 10
Pregunta
Match the following innate immune system cell types with their function: Neutrophils
Respuesta
-
Phagocytosis and bacteriocidal mechanisms, antigen presentation
-
Lysis of some virally infected cells
-
Killing parasites
-
Release of histamine and other mediators
-
Phagocytosis and bacteriocidal mechanisms
Pregunta 11
Pregunta
Antigen presenting cells (APCs) include macrophages and dendritic cells, which are found in lymphoid tissues and the____. These are critical in the uptake and presentation of antigen to T cells.
Pregunta 12
Pregunta
Match the following innate immune system cell types with their function: Eosinophils
Respuesta
-
Phagocytosis and bacteriocidal mechanisms, antigen presentation
-
Lysis of some virally infected cells
-
Killing parasites
-
Release of histamine and other mediators
-
Phagocytosis and bacteriocidal mechanisms
Pregunta 13
Pregunta
Which of the following types of antigen presenting cells (APCs) is critical in uptake and presentation of antigen to T cells?
Respuesta
-
Macrophage
-
Dendritic cell
-
B cell