Nclex-Rn Practice Questions-Microbiology Microbial Diseases Of The Cardiovascular And Lymphatic Systems

Nclex-Rn Practice Questions-Microbiology Microbial Diseases Of The Cardiovascular And Lymphatic Syst

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Question 1

Which of the following statements about sepsis is FALSE?

A	Symptoms include fever and decreased blood pressure.
B	Lymphangitis may occur.
C	It can be treated with antibiotics.
D	It usually is caused by gram-positive bacteria.
E	It may be aggravated by antibiotics.

Question 2

Brucella bacteria are considered a potential agent of bioterrorism because

A	they are not susceptible to antibiotics.
B	they easily become airborne.
C	infection causes a fever.
D	it is a endospore-forming organism.
E	it causes ulcerating lesions of the skin.

Question 3

Which of the following statements about group B streptococci is FALSE?

A	They are present in healthy carriers.
B	They cause gram-positive sepsis.
C	They cause strep throat.
D	They cause neonatal sepsis.
E	They are classified as Streptococcus agalactiae.

Question 4

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

A	chikungunya fever
B	yellow fever
C	dengue fever
D	schistosomiasis
E	malaria

Question 5

Which of the following is evidence that the arthritis afflicting children in Lyme, Connecticut, was due to bacterial infection?

A	treatable with penicillin
B	not contagious
C	accompanied by a rash
D	affected mostly children
E	transmitted by ticks

Question 6

You advise your pregnant friend to not adopt a new kitten from her neighbor because she could contract

A	plague.
B	Brukitt's Lymphoma.
C	toxoplasmosis.
D	listeriosis.
E	infectious mononucleosis.

Question 7

Scrapings from a patient's rash reveal cercariae. The disease is most likely

A	Lyme disease.
B	Rocky Mountain spotted fever.
C	relapsing fever.
D	swimmer's itch.
E	Chagas' disease.

Question 8

Which of the following pairs is NOT correctly matched for Gram reaction?

A	Lyme disease — gram-negative
B	tularemia — gram-negative
C	anthrax — gram-positive
D	Rocky Mountain spotted fever — gram-negative
E	Ehrlichia — gram-positive

Question 9

A patient complains of fever, severe muscle and joint pain, and a rash. The patient reports returning from a Caribbean vacation one week ago. Which of the following do you suspect?

A	Lassa fever
B	dengue
C	Hantavirus hemorrhagic fever
D	typhus
E	yellow fever

Question 10

Epstein-Barr virus has been implicated in all of the following EXCEPT

A	endocarditis.
B	infectious mononucleosis.
C	Burkitt's lymphoma.
D	nasopharyngeal carcinoma.
E	Hodgkin's disease.

Question 11

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

A	supportive care.
B	streptomycin.
C	chloroquine.
D	hyperbaric chamber.
E	praziquantel.

Question 12

Which of the following is NOT caused by a bacterium?

A	epidemic typhus
B	tickborne typhus
C	malaria
D	plague
E	relapsing fever

Question 13

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

A	causative agent — Trypanosoma cruzi
B	vector — kissing bug
C	reservoir — rodents
D	diagnosis of acute phase — serological tests for antibodies
E	treatment — nifurtimox

Question 14

Which of the following statements about toxoplasmosis is FALSE?

A	It is caused by a protozoan.
B	The reservoir is cats.
C	It is transmitted by the gastrointestinal route.
D	It is a severe illness in adults.
E	It can be congenital.

Question 15

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

A	plague.
B	epidemic typhus.
C	endemic murine typhus.
D	Rocky Mountain spotted fever.
E	relapsing fever.

Question 16

Which of the following pairs is mismatched?

A	malaria — Anopheles (mosquito)
B	dengue — Aedes (mosquito)
C	epidemic typhus — Pediculus (louse)
D	Rocky Mountain spotted fever — Dermacentor (tick)
E	encephalitis — Ixodes (tick)

Question 17

Which of the following bacterial infections CANNOT be transmitted by dog or cat bites?

A	Pasteurella multocida
B	Streptobacillus
C	Bartonella henselae
D	Fusobacterium
E	None of the answers is correct; all of these bacterial infections can be transmitted by dog or cat bites.

Question 18

The symptoms of gas gangrene are due to all of the following EXCEPT

A	microbial fermentation.
B	necrotizing exotoxins.
C	proteolytic enzymes.
D	hyaluronidase.
E	endocarditis

Question 19

Which of the following is NOT a characteristic of Bacillus anthracis?

A	is aerobic
B	is gram-positive
C	forms endospores
D	found in soil
E	produces endotoxins

Question 20

Which of the following is NOT transmitted in raw milk?

A	toxoplasmosis
B	anthrax
C	brucellosis
D	listeriosis
E	All of these can be transmitted in raw milk.

Question 21

Which of the following is a symptom of brucellosis?

A	gastroenteritis
B	relapsing fever
C	undulant fever
D	pneumonia
E	jaundice

Question 22

Which of the following statements about tularemia is FALSE?

A	It is caused by Francisella tularensis.
B	The most common reservoir is rabbits.
C	It may be transmitted by arthropods.
D	It may be transmitted by direct contact.
E	It occurs only in California.

Question 23

Which of the following is NOT typically treated with penicillin?

A	serious wounds at risk for gas gangrene
B	tularemia
C	patients at risk for rheumatic fever
D	puerperal sepsis
E	rat-bite fever

Question 24

Which of the following is NOT a recognized form of anthrax?

A	cutaneous
B	inhalationial
C	septic
D	gastrointestinal
E	None of the answers are correct; all of these are recognized forms of anthrax.

Question 25

Which of the following pairs is mismatched?

A	subacute bacterial endocarditis — alpha-hemolytic streptococci
B	acute bacterial endocarditis — Staphylococcus aureus
C	pericarditis — Streptococcus pyogenes
D	puerperal sepsis — Staphylococcus aureus
E	Burkitt's lymphoma — Epstein-Barr virus

Question 26

Which of the following statements about puerperal sepsis is FALSE?

A	It is transmitted from mother to fetus.
B	It is caused by health care personnel.
C	It begins as a focal infection.
D	It is a complication of abortion or childbirth.
E	Its frequency of occurrence has decreased because of antibiotics and aseptic techniques.

Question 27

Which of the following leads to all the others?

A	subcutaneous hemorrhaging
B	presence of antirickettsial antibodies
C	blockage of capillaries
D	bacterial growth in endothelial cells
E	breakage of capillaries

Question 28

Which of the following statements about schistosomiasis is FALSE?

A	The cercariae penetrate human skin.
B	They symptoms are caused by immune reactions to the eggs shed in the human host.
C	The intermediate host is an aquatic snail.
D	It is caused by a roundworm.
E	The female worm lives in a groove that runs down the body of the male.

Question 29

Which of the following pairs is mismatched?

A	Rickettsia — intracellular parasite
B	Brucella — gram-negative aerobic rods
C	Francisella — gram-positive facultatively anaerobic pleomorphic bacillus
D	Bacillus — gram-positive endospore-forming rods
E	None of the pairs is mismatched.

Question 30

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

A	Borrelia
B	cytomegalovirus
C	Spirillum
D	Toxoplasma
E	Yersinia

Question 31

Which of the following is NOT treated with antibiotics?

A	plague
B	tularemia
C	Lyme disease
D	Ebola
E	anthrax

Question 32

Which of the following is the same for both relapsing fever and undulant fever?

A	rising and falling body temperature
B	mode of transmission
C	presence of rash
D	reservoir
E	etiology

Question 33

Which of the following CANNOT be transmitted to humans from domestic cats?

A	toxoplasmosis
B	plague
C	Chagas' disease
D	Bartonella
E	None of the answers is correct; all of these diseases can be transmitted to humans from domestic cats.

Question 34

Arthropods can serve as a reservoir for all of the following diseases EXCEPT

A	plague.
B	brucellosis.
C	epidemic typhus.
D	yellow fever.
E	malaria.

Question 35

Which of the following statements about rheumatic fever is FALSE?

A	It is a complication of a group A beta-hemolytic streptococcal infection.
B	It is an inflammation of the heart.
C	It is an inflammation of the joints.
D	It is rarely fatal, even when untreated.
E	The incidence has declined in the last ten years.

Question 36

Which of the following is NOT a zoonosis?

A	puerperal sepsis
B	Hantavirus infection
C	anthrax
D	brucellosis
E	tularemia

Question 37

Which of the following pairs regarding the epidemiology of malaria is mismatched?

A	vector — Ixodes
B	etiology — Plasmodium
C	found in liver — sporozoites
D	diagnosis — presence of merozoites
E	treatment — chloroquine when possible

Question 38

A characteristic symptom of plague is

A	small red spots on the skin.
B	swollen lymph nodes.
C	rose-colored spots.
D	recurrent fever.
E	nausea and vomiting.

Question 39

Human-to-human transmission of plague is usually by

A	rat flea.
B	dog flea.
C	the respiratory route.
D	wounds.
E	unsanitary conditions.

Question 40

A patient returning from an extended trip into Mexico has the following symptoms: a papule at the site of a previous bug bite and enlarged lymph nodes. Microscopic examination of the papule reveals nucleated cells in white blood cells. The patient most likely has

A	anthrax.
B	brucellosis.
C	leishmaniasis.
D	malaria.
E	schistosomiasis.

Question 41

Which of the following pairs is mismatched?

A	Borrelia — relapsing fever
B	Yersinia — plague
C	Streptobacillus — rat-bite fever
D	Pasteurella — cat-scratch disease
E	Spirillum — rat-bite fever

Question 42

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

A	Borrelia
B	cytomegalovirus
C	Spirillum
D	anthrax
E	Yersinia

Question 43

A predisposing factor for infection by Clostridium perfringens is

A	gangrene.
B	burns.
C	debridement.
D	hyperbaric treatment.
E	an infected finger.

Question 44

Which of the following pairs is mismatched?

A	cat-scratch disease — malignant pustule developing into septicemia
B	brucellosis — a temperature of 40°C each evening
C	tularemia — a localized infection appearing as a small ulcer
D	Borrelia — rash and flulike
E	toxoplasmosis — congenital brain damage

Question 45

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 (104°F). A routine peripheral blood smear revealed ring-shaped bodies in the RBCs. What treatment would you prescribe?

A	hyperbaric oxygen
B	mefloquine
C	no treatment
D	penicillin
E	streptomycin

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Nclex-Rn Practice Questions-Microbiology Microbial Diseases Of The Cardiovascular And Lymphatic Systems

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