Exam 32: Innate Immunity

A fever is a reset of the body's thermostat.

All of the following represent examples of nonspecific immunity except:

The body's first line(s) of defense is(are) the:

Interferon mainly interferes with the ability of bacteria to produce disease.

When pseudopods form a phagocyte, completely surrounding an organism and forming a sac around it, the structure formed is called a phagosome.

Match each term with its corresponding definition. -Protein produced by the immune system to interfere with the ability of viruses to cause disease

Cytokines include leukotrienes, interferons, and histamine.

One function of phagocytes is to function as antigen-presenting cells.

An autoimmune disease would indicate a problem with development of self-tolerance in the immune system.

Which of the following is not part of the inflammation response?

The ability of our immune system to attack abnormal or foreign cells but spare our own normal cells is called:

Natural killer cells are lymphocytes that are actually part of nonspecific immunity.

Complement can be activated only by the specific immune system.

Species resistance refers to a phenomenon in which the genetic characteristics common to a species provide defense against certain pathogens.

Two-year-old Jenny was exposed to chickenpox. She was already undergoing treatment for leukemia. Her oncologist decided to give her a dose of interferon. What effect was the physician hoping for with this approach?

Explain the inflammatory response; include the chemicals released and the characteristic signs.

Complement is a group of about 8 different inactive enzymes circulating in the plasma.

Two-year-old Jenny is undergoing treatment for leukemia and was exposed recently to chickenpox. Her oncologist decided to give her a dose of interferon. What effect was the physician hoping for with this approach?

Many of the inflammation mediators act as chemotactic factors.

To prevent accidental harm to the body, complement can be activated only by antibodies.