Exam 17: Immunity and Infection

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

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

Discuss the concept of emerging infectious diseases.Identify at least three specific emerging infections and three factors contributing to disease emergence worldwide.

The body's first line of defense against the invasion of organisms is

Which of the following infections is transmitted by a mosquito bite?

Johnny has a red,sore throat with white patches on the tonsils,swollen lymph nodes,fever,and a headache.Which of the following bacteria caused Johnny's symptoms?

Which of the following statements about tuberculosis is NOT true?

Malaria can cause anemia.

A disease in which an individual's immune system attacks his or her own body's cells is called a(n)

A type of white blood cell that engulfs foreign organisms is a(n)

Single-celled organisms that often cause recurrent diseases are called

Two of Greg's housemates have come down with severe colds,and Greg wants to avoid contracting one if he can.Describe at least five practical steps Greg could take to help reduce the risk of catching a cold from one of his housemates.Strategies can target any part of the chain of infection.

An infection that travels throughout the body is called

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

The fungus that causes yeast infections is called

Chemicals responsible for the dilation and increased permeability of blood vessels in the inflammatory response are called

Key components of a typical asthma attack include all of the following EXCEPT

List and describe the function of five of the many different types of white blood cells,proteins,and chemicals involved in the immune response to a pathogen.

Vessels and organs that pick up excess fluids,filter out disease-causing organisms and other waste products,and return cleansed fluid to general circulation belong to the ______ system.

If an individual has active organisms replicating in his or her body,he or she may be contagious before experiencing any symptoms.