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Multiple Choice
Which of these cells engulf bacteria and break them down as part of the innate immune response?
A
T lymphocytes
B
Macrophages
C
B lymphocytes
D
Erythrocytes
Verified step by step guidance
1
Understand the role of the innate immune response, which is the body's first line of defense against pathogens and involves non-specific mechanisms.
Identify the types of cells involved in the innate immune response. These include phagocytic cells like macrophages and neutrophils.
Recognize that macrophages are a type of white blood cell that engulfs and digests cellular debris, foreign substances, microbes, and cancer cells in a process known as phagocytosis.
Differentiate between the roles of T lymphocytes and B lymphocytes, which are primarily involved in the adaptive immune response, not the innate immune response.
Conclude that macrophages are the cells that engulf bacteria and break them down as part of the innate immune response, distinguishing them from erythrocytes, which are red blood cells responsible for carrying oxygen.