PCMA MyLab CH 27 Dynamic Study Module

An allergic response that is extreme, rapidly progressing, and often life threatening is referred to as which of the following?

Anaphylaxis

When an antibody disables an antigen or causes it to be destroyed by scavenger cells, this process is called what?

Antibody-mediated response

What is the name for antibody-producing cells that reproduce in the germinal center of the cortex?

B lymphocytes

When does an infant's first immunization typically occur?

Birth

Patients who have undergone organ transplants are prescribed what sort of treatment?

Immunosuppressants

What disease of the immune system is caused by the Epstein-Barr virus (EBV)?

Infectious mononucleosis

The first line of defense against harmful pathogens, which renders many viruses and bacteria that affect other species incapable of harming human beings, is what type of immunity?

Innate immunity

A cell that locks onto and destroys targeted antigens is which of the following?

Killer T cell

Typically aging causes the immune system to change in which of the following ways?

Lymphatic and circulatory vessels of the arms and legs begin to stiffen.

Defense of the body against harmful substances is the function of what part of the lymphatic system?

Lymphoid tissues

When antibodies are passed to an infant through breastmilk, what type of immunity is this?

Passive natural immunity

If a white blood cell attacks and ingests or eats an invading organism, then what type of WBC is it?

Phagocyte

A patient with deformity of the hands and fingers from years of extreme pain and stiffness in the joints of the wrists and fingers most likely suffers from which disease?

Rheumatoid arthritis

Some B and T cells that have become memory cells monitor blood for the presence of antigens in what part of the body?

Spleen

If the cancer is contained at the primary site of cancer even though surrounding tissue has been affected by cancer cells, what stage of cancer is this?

Stage II

What primary symptom or symptoms present with lymphedema, a condition that results from a damaged or dysfunctional lymphatic system?

Swelling

Which of the following is a true statement regarding the lymphatic system?

The lymphatic system collects the lymph and returns it to the bloodstream.

Concerning antibodies or immunoglobulins, which of the following statements is most accurate?

They are proteins found in many parts of the body.

Where are adenoids located in the body?

Throat

An outer cortex and an inner medulla are components of which organ of the immune system?

Thymus gland