Quiz 26: Defenses Against Disease

Antibodies are _____ proteins, whileantigens that elicit an immune reaction are _____ proteins.

Which of the following is an inaccurate statement about the spleen?

The immune system plays a significant role in fighting infections and cancer.

_____ cells are large, granular lymphocytes that kill virus-infected cells and cancer cells by cell-to-cell contact.

Natural killer cells can destroy cancer cells that have lost their "self" proteins.

Doctors can easily examine lymph nodes to see if a patient is fighting disease because

Red bone marrow in adults produces only white blood cells.

Which of the following is an autoimmune disease?

T lymphocytes

What type of cells filter the blood as it flows through the sinuses of the red pulp of the spleen?

When the body responds against its own cells as foreign antigens, this results in

Bacteria that are removed from the upper respiratory tract by cilia are often destroyed by

During the inflammatory response, histamine may be released by

T lymphocytes mature in the

Macrophages present antigens to T cells by digesting the pathogen and then placing one of the pathogens antigens combined with an MHC "self" protein on it's membrane.

HIV is contracted mainly by rectal intercourse.

One way the complement system acts is by producing

During an inflammatory response, macrophages consume debris and cause the release of colony-stimulating factors which increase production of white blood cells by the bone marrow.

Long-term immunity to diseases such as measles occurs because

Which of the following is a lymphatic organ?