Questions With Complete Solutions
A chemical that is responsible for the symptoms of an allergy
Correct Answers Histamine
A circulating leukocyte that produces histamine Correct
Answers Basophil
A type of lymphocyte that kills infected body cells and cancer
cells Correct Answers Cytotoxic T cells (tc)
Abnormal elevation of body temperature Correct Answers fever
(pyrexia)
Activate macrophages, B cells and T cells. Correct Answers
Helper T cells
Adaptive immunity, a group or mechanisms that not only defeat
a pathogen but leave the body with a memory of it Correct
Answers Third line of defense
Aggregations of lymphocytes in the connective tissues of
mucous membranes and various organs Correct Answers
Lymphatic (lymphoid) tissue
An agranular leukocyte that is able to migrate into tissues and
transform into a macrophage. Correct Answers monocytes
Anticoagulant found in blood and tissue cells Correct Answers
Heparin
, any molecule that triggers an immune response Correct Answers
antigen
B cells produce antibodies after exposure to specific antigens;
type of adaptive immunity Correct Answers humoral immunity
Bacteria, viruses, and other pathogens are phagocytized by
neutrophils and macrophages Correct Answers Phagocytosis
branched, mobile APCs found in epidermis, mucous
membranes, and lymphatic organs Correct Answers Dendritic
cells
Branched, stationary APCs that contribute to the connective
tissue framework of the lymphatic organs. Correct Answers
reticular cells
consists of a network of vessels that penetrate nearly every
tissue in the body, and a collection of tissues and organs that
form immune cells Correct Answers lymphatic system
Consists of epithelial barriers, notably the skin and mucous
membranes Correct Answers The first line of defense
Defense consisting of leukocytes, and macrophages,
antimicrobial proteins, natural killer cells, fever and
inflammation Correct Answers Second line of defense
Defenses that we are born with Correct Answers Innate
immunity