21. The Immune System

Why does the human body require more than just the skin to function effectively as a barrier against infecting pathogens?

What is the primary difference between innate and acquired immunity?

Which term describes a discoloration of the skin and mucous membranes caused by a lack of oxygen?

Acidity in human sweat is part of which type of immune system?

Which type of defense guards against a broad range of pathogens in the innate immune system?

Which of the following is not a constitutive defense in innate immunity?

The study of all features of the body's second and third lines of defense is known as:

Itchy wheals caused by an allergic reaction are known as:

Which of the following is not a symptom of an allergic reaction?

Which of the following is not part of the innate defense response?

Which of the following is a part of the innate immune defenses?

Which of the following is not a nonspecific host defense?

What is the first action a nurse should take when there is any indication of an allergic reaction in a client?

Which of the following is the first link in the chain of infection?

Which of the following does not belong to the second line of defense in innate immunity?