Exam 23: Microbial Diseases of the Cardiovascular and Lymphatic Systems

On June 1, a 32- year- old hiker was bitten by a tick. After one week, he noticed an erythrematous ring at the location of the bite. Four weeks later, a physician found a large, macular, centrifugally spreading ring. During the next month, it expanded to 35 cm and faded. Over the next 2.5 years, the man experienced recurrent inflammation of a knee. Identify the periods of incubation, prodromal, illness, and decline. What is the etiology? What caused the symptoms? What treatment should have been administered in July? What treatment should be administered two years later?

Pathogens must be blood- borne in order to initiate sepsis.

Which of the following is NOT caused by a bacterium?

The most likely primary site of replication during mononucleosis is the B lymphocyte.

Which of the following statements about schistosomiasis is FALSE?

Which of the following is NOT a zoonosis?

Unsanitary and crowded conditions increase the incidence of all of the following diseases EXCEPT

Which of the following is NOT controlled by a mosquito eradication program?

Which of the following can be transmitted from an infected mother to her fetus across the placenta?

A patient presents with inflammation of the heart valves, fever, malaise, and subcutaneous nodules at joints. The recommended treatment is

Which of the following produces a permanent carrier state following infection?

Which of the following pairs does NOT apply to Chagas' disease?

Which of the following statements about toxoplasmosis is FALSE?

A 62- year- old man was hospitalized with an eight- day history of fever, chills, sweats, and vomiting. His temperature on admission was 40°C. A routine peripheral blood smear revealed ring- shaped bodies in the RBCs. What treatment would you prescribe?

Subacute bacterial endocarditis is commonly the result of infections initially focused on the oral cavity.

Which of the following statements about puerperal sepsis is FALSE?

Lymph contains red blood cells.