Exam 43: Immune System

Excess amounts of collagen deposition leading to fibrosis of the fingers,hands,and skin around the mouth is characteristic of which of the following diseases?

An intensified reaction to cold that elicits numbness and discoloration in the fingers and toes describes

Wickham striae is an oral lesion found in

The human immune system has the ability to remember previous encounters with antigens,which enables the immune system to respond very quickly to a subsequent infection.This ability is called

Which cell type develops from the stem cells located in bone marrow but matures in the thymus?

All individuals are born with defense mechanisms that comprise the innate immune system.Examples include which of the following? Select all that apply.

Which of the following is a sign of a myasthenic crisis?

Self vs.nonself is the concept around which the immune system function revolves.The major histocompatibility complex is a group of identifying molecules on cells that allows the immune system to determine whether a substance is self or nonself.

The human immune system serves as an offensive system.The system does this by protecting the host from invasion of foreign substances and potential pathogens such as bacteria,viruses,toxins,parasites,and transplanted tissues.

The plasma cell produces immunoglobulins,which are actually

Substances that the immune system identifies as nonself are known as

Which of the following are oral manifestations of AIDS? Select all that apply.

Which cells are responsible for producing antibodies?

Dry mouth and dry eyes are hallmark symptoms of which disease?

_____are a large group of small proteins that guide white blood cells to sites where they are needed._______are proteins made by cells that affect the behavior of other cells-in essence they are controlling cells that help mediate the immune response.

All of the following diseases are autoimmune in nature EXCEPT one.Which one is the EXCEPTION?

Sometimes there are missing or dysfunctional components of the immune system.This usually leads to increased susceptibility to infection.This state of immune dysfunction is termed immunodeficiency.Immunodeficiency can be caused by which of the following? Select all that apply.

Mononuclear phagocytes are known as monocytes when they are circulating in the blood.After monocytes migrate into the tissues they are referred to as macrophages.