Question 1

Rabbits and rodents are the chief reservoirs of the causative agent of ______.

Accepted Answer

A)   Lyme disease
B)   plague
C)   brucellosis
D)   mononucleosis
E)   tularemiaF) A) and D)
G) D) and E)

Question 2

Endocarditis is often a consequence of bacteria attached to the heart valves. These microbes are not eliminated by circulating lymphocytes because _______.

Accepted Answer

A)   Gram-positive microbes don't have an exotoxin surface molecule to trigger an immune response
B)   lymphocytes do not circulate through the heart valves to detect the presence of microbes
C)   lymphocytes cannot engulf microbes attached to tissue
D)   these microbes become covered in platelets and ﬁbrin which is not recognized as foreign by the immune systemE) All of the above
F) A) and D)

Question 3

Pasteurization of milk helps to prevent _______.

Accepted Answer

A)   endocarditis
B)   mononucleosis
C)   tularemia
D)   plague
E)   brucellosisF) A) and B)
G) A) and C)

Question 4

The most common causative agent of acute endocarditis is ______.

Accepted Answer

A)   Staphylococcus aureus
B)   Streptococcus pneumoniae
C)   Neisseria gonorrhoeae
D)   Epstein-Barr virus
E)   Streptococcus pyogenesF) A) and C)
G) C) and D)

Question 5

The cardiovascular system is highly protected from microbial infection because _______.

Accepted Answer

A)   failure to do so will result in a systemic infection
B)   it is the only body system that has no normal microbiota
C)   it is the only body system that is liquid-based, i.e., with blood
D)   it is so close to the skin that even minor injuries could lead to major infectionE) C) and D)
F) B) and D)

Exam 20: Infectious Diseases Affecting the Cardiovascular and Lymphatic Systems

Rabbits and rodents are the chief reservoirs of the causative agent of ______.

Correct Answer
verified

Endocarditis is often a consequence of bacteria attached to the heart valves. These microbes are not eliminated by circulating lymphocytes because _______.

Correct Answer
verified

The cardiovascular system is highly protected from microbial infection because _______.

Correct Answer
verified

The most common causative agent of acute endocarditis is ______.

Correct Answer
verified

Pasteurization of milk helps to prevent _______.

Correct Answer
verified

Exam 20: Infectious Diseases Affecting the Cardiovascular and Lymphatic Systems

Rabbits and rodents are the chief reservoirs of the causative agent of ______.

Correct AnswerverifiedShow Answer

Endocarditis is often a consequence of bacteria attached to the heart valves. These microbes are not eliminated by circulating lymphocytes because _______.

Correct AnswerverifiedShow Answer

The cardiovascular system is highly protected from microbial infection because _______.

Correct AnswerverifiedShow Answer

The most common causative agent of acute endocarditis is ______.

Correct AnswerverifiedShow Answer

Pasteurization of milk helps to prevent _______.

Correct AnswerverifiedShow Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified