Exam 29: Immune Mechanisms

M. tuberculosis uses its cell wall__________to absorb hydroxyl radicals and superoxide anions.

Which of the following is NOT the name of the heavy chain constant domain of an antibody?

Antigen presenting cells process pathogen components into smaller pieces called

How do NK cells discriminate between normal, healthy cells and virus- infected or tumor cells?

Inflammation is the usual outcome of an adaptive immune response but not an innate immune response.

Monocytes are circulating precursors of macrophages and dendritic cells.

Major histocompatibility complex proteins in humans are called__________ .

Which of the following is NOT an immunoglobin?

Bacterial capsules enhance the adherence of phagocytes to bacterial cell walls, thereby promoting phagocytosis.

Which of the following are phagocytes?

Natural killer cells like Tc cells use __________and granzymes to kill their targets without prior exposure or contact with the foreign cells.

What are the major antigenic barriers for tissue transplantation from one individual to another?

Class I MHC proteins are found only on the surface of B lymphocytes, macrophages, and dendritic cells.

The peptidoglycan of gram- negative cell walls is highly exposed and interacts with TLR- 2.

Dead phagocytes make up much of the material of pus.

An effective inflammatory response may result in all of the following EXCEPT

TH cells express a __________protein coreceptor.

Why are rabies shots given to domestic animals yearly and not just once in the animal's lifetime?

Briefly describe how a phagocyte engulfs and ingests a pathogen.

TC cells express a(n) __________protein coreceptor.