Exam 17: Immunity and Infection

Vaccines confer _______________ immunity.

Hair-like protrusions that sweep foreign substances out of the lungs are called

Rabies is most often transmitted by

T and B cells help preserve the memory of certain pathogens in a(n)_______________ immune response.

Common allergens include dust mites,mold,mildew,and insect stings.

In which type of immunity response does the body's defense system remember previous infections?

Lynette has begun feeling feverish and has a sore throat.Which phase of the immune response is she experiencing?

The respiratory tract is protected from pathogens and foreign particles by both mucus membranes and cilia.

Meningitis is an infection of the

Histamine production may cause congestion and sneezing.

Most ulcers are caused by

The mildest form of hepatitis is hepatitis _______________.

Define vaccine,and describe how immunization can help prevent infection.List at least three immunizations available in the United States.

A common bacterium found on the skin in healthy people but capable of causing infection if it enters the body is

Warts on the hands are caused by infection with a type of

The largest organisms that can enter the body to cause infection are

T cells and B cells are the main types of

A severe worldwide outbreak of a disease is called an epidemic.

Influenza is highly contagious and is spread via

Define allergy and briefly explain how an allergic response occurs.List at least three common allergens and two strategies for dealing with allergies.