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White blood cells take in foreign material by the process of - Answers -✔✔
phagocytosis
Phagocytes that develop from monocytes are called - Answers -✔✔ macrophages
Interferon is active against infections with - Answers -✔✔ viruses
The substance released during the inflammatory reaction that causes small blood
vessels to dilate is - Answers -✔✔ histamine
The mixture of leukocytes and fluid that forms in an inflamed region is called the -
Answers -✔✔ inflammatory exudate
A substance that induces an immune response is a - Answers -✔✔ antigen
A circulating protein that binds a specific antigen is called a - Answers -✔✔ antibody
Lymphocytes that mature in the thymus are called - Answers -✔✔ T cells
The process by which a T cell acquires the ability to combine with a specific antigen is
called - Answers -✔✔ sensitization
Following exposure to an antigen, B cell differentiate into either plasma cells or
_____________ cells - Answers -✔✔ memory
Antibodies are secreted by a type of B cell called ____________ cells. - Answers -✔✔
plasma
In immunity, macrophages and dendritic cells are examples of - Answers -✔✔ antigen-
presenting cells
Antibodies are contained in the plasma portion called - Answers -✔✔ gamma globin
A pathogen coated with antibodies may be destroyed by a group of nonspecific blood
proteins called - Answers -✔✔ complement
The number of different classes of antibodies is - Answers -✔✔ 5
, Specific immunity that develops during a person's lifetime is termed adaptive or -
Answers -✔✔ acquired
Acquired immunity gained through mother's milk or administration of an immune serum
is described as - Answers -✔✔ passive
Immunity gained following a vaccination is _______________ artificially acquired
immunity. - Answers -✔✔ active
A preparation used for immunization is called a - Answers -✔✔ vaccine
An altered toxin used to induce immunity is called a - Answers -✔✔ toxoid
The MMR vaccine protects against mumps, measles, and - Answers -✔✔ rubella
A shot given to maintain immunity is called a - Answers -✔✔ booster
The first vaccinations were given against the disease - Answers -✔✔ smallpox
A solution containing antibodies that is administered to provide short-term immunity is
called an immune serum or - Answers -✔✔ antiserum
Which of the following cells or substances participates in nonspecific immune defenses?
- Answers -✔✔ natural killer cells
Kupffer cells are found in the - Answers -✔✔ liver
The inflammatory reaction and interferon participate in - Answers -✔✔ nonspecific
immunity
The substance that causes blood vessels to dilate is - Answers -✔✔ histamine
Which of the following is NOT a classic symptom of inflammation? - Answers -✔✔
cyanosis
Which of the following is an immunoglobulin? - Answers -✔✔ antibody
Which class of immunoglobulin is involved in an increased secondary response to an
antigen? - Answers -✔✔ IgG
Which of the following is not a type of T cell? - Answers -✔✔ plasma cell