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Multiple Choice Quiz
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1
Endocarditis
A)is an inflammation of the internal valves of the heart.
B)is an inflammation of the interior lining of the heart.
C)occurs in three variations.
D)is caused by one organism.
2
Acute endocarditis is
A)most often caused by Staphylococcus aureus.
B)almost always preceded by some form of damage to the heart valves.
C)most often caused by alpha-hemolytic streptococci.
D)sometimes caused by transmission of bacteria due to vigorous tooth brushing and dental procedures.
3
The ___________ is a major source of immune cells.
A)cardiovascular system
B)lymphatic system
C)skeletal system
D)muscular system
4
The most common route of transmission for acute endocarditis is
A)airborne.
B)waterborne.
C)via insect vector.
D)parenteral.
5
The presence of bacteria in the blood is known as
A)viremia.
B)fungemia.
C)bacteremia.
D)prokarymia.
6
Infection in the bloodstream can lead to cascading immune responses and decreased systemic blood pressure, leading to the life-threatening condition known as
A)septicemia.
B)pulmonary edema.
C)systemic shock.
D)septic shock.
7
Endotoxic shock is caused by
A)acute endocarditis.
B)subacute endocarditis.
C)toxins secreted by Gram positive bacteria.
D)inflammatory response during Gram negative septicemia.
8
Yersinia pestis is NOT
A)endemic to voles and other rodents.
B)the cause of bubonic plague.
C)transmitted by ticks.
D)an internationally quarantinable infection.
9
Lyme disease is a syndrome with long-term effects such as polyarthritis, cardiac and neurological symptoms. It evades host response because
A)it is a spirochete.
B)it employs antigenic switching.
C)it splices itself into host DNA.
D)it cannot be treated with antibiotics.
10
Infectious mononucleosis is usually caused by
A)a herpesvirus infection.
B)a bacterial infection.
C)a retrovirus infection.
D)a fungal infection.
11
Identify the disease caused by a filovirus.
A)Yellow fever
B)Dengue fever
C)Ebola hemorrhagic fever
D)Lassa fever
12
“Rabbit fever” is caused by
A)Yersinia pestis.
B)Francisella tularensis.
C)Plasmodium falciparum.
D)Borrelia burgdorferi.
13
Hemorrhagic fevers are caused by RNA enveloped viruses which include all of the following EXCEPT
A)arenavirus.
B)filovirus.
C)flavivirus.
D)arbovirus.
14
Malaria does NOT
A)result in hypoglycemia.
B)get transmitted by fleas.
C)become an intracellular parasite.
D)cause liver cell lysis.
15
Although primarily a disease of the skin and lungs, septicemia ________ can result in death due to pulmonary edema and hemorrhagic lung symptoms.
A)malarial
B)tularemic
C)staphylococcal
D)anthrax
16
Initial HIV infection is often attended by vague, ______ symptoms.
A)measles-like
B)mumps-like
C)mononucleosis-like
D)flu-like
17
The latent period of HIV can last from
A)3-6 months.
B)1-2 years.
C)2-15 years.
D)15-30 years.
18
The primary effects of HIV infection result is
A)harm to B cells.
B)harm to the circulatory system.
C)an increase in stem cells.
D)leukopenia.
19
Identify the protozoan disease from the list below.
A)anthrax
B)Lyme disease
C)malaria
D)HIV
20
Identify the bacterium that produces a "safety pin" appearance when stained.
A)Yersinia pestis
B)Francisella tularensis
C)Borrelia burgdorferi
D)Bartonella quintana
21
Rocky Mountain spotted fever
A)is transmitted by soft ticks.
B)has symptoms similar to the flu.
C)is named for the region in which it was first detected.
D)all of the above.
22
Avoiding ticks will decrease the chances of contracting all of the following diseases EXCEPT
A)Rocky Mountain spotted fever.
B)ehrlichioses.
C)Trench fever.
D)Lyme disease.
23
The human cardiovascular system has no normal flora associated with it.
A)True
B)False
24
Brucellosis is also known as Malta fever, undulant fever, and Bang's disease.
A)True
B)False
25
Quinine has long been a mainstay of brucellosis treatment.
A)True
B)False
26
Gram-negative bacteria multiplying in the blood release large amounts of exotoxin into the bloodstream.
A)True
B)False
27
Epstein-Barr virus is also associated with Burkitt's lymphoma.
A)True
B)False
28
Symptoms in HIV infection are directly tied to the level of the bacteria in the blood and the level of B cells in the blood.
A)True
B)False
29
HAART is short for "highly active anti-retroviral therapy" and is used for HIV treatment.
A)True
B)False
30
Tularemia can be acquired by running over a dead rabbit with a lawn mower.
A)True
B)False
31
Acute endocarditis is usually due to injection or surgical introduction of Staphylococcus aureus.
A)True
B)False
32
HIV now has an effective vaccine and antiretroviral therapy can cure infections.
A)True
B)False





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