581. What is the result of invasion of a body by pathogens?
582. What is the behavior in which T cells and B cells constantly travel throughout the body seeking out and destroying foreign substances?
A. Antibody-mediated immune response
B. Immune surveillance
C. Cell-mediated immune response
583. In a fetus, where are lymphocytes produced?
A. In the spleen
B. In the bone marrow
C. In the liver
D. In the heart
584. Which of the following produces the antibodies employed in the specific immune response of vertebrates?
A. B lymphocytes
B. T lymphocytes
585. Which of the following is not part of the vertebrate immune system?
C. Cardiac glycosides
D. Lymph nodes
586. The protein, produced by B cells that binds to a specific antigen is
587. Which of the following characteristics are common in lymphocytes, macrophages, and neutrophils?
A. They are all part of the nonspecific immune response in vertebrates
B. They are all part of the specific immune response in vertebrates
C. They are all part of the internal defenses of nonvertebrates
D. They are all types of white blood cells
588. Which of the following blood proteins can destroy pathogens?
A. Major histocompatibility complex
D. Complement system
589. Which of these is part of the lymphoid system in humans?
590. What type of B cell is like a tiny factory that produces antibodies identical to the B cell receptor that bind to the original antigen?
A. T cells
B. Memory cells
C. Plasma cells