Question 1

Match the organism with the mode of transmission.
-Swine

Accepted Answer

A)  Dracunculus medinensis
B)  Parastrongylus cantonensis
C)  Trichinella spp.
D)  Parastrongylus costaricensisE) A) and B)
F) B) and D)

Question 2

A child is believed to have a Toxocara cati infection in his eye,which he acquired after playing with a stray cat for several weeks.A serum titer was performed,which revealed a titer of 1:8.This laboratory value can be interpreted as:

Accepted Answer

A)  normal.
B)  insignificant.
C)  diagnostic.
D)  negative.E) C) and D)
F) A) and B) C

Question 3

Match the organism with the mode of transmission.
-Crabs

Accepted Answer

A)  Dracunculus medinensis
B)  Parastrongylus cantonensis
C)  Trichinella spp.
D)  Parastrongylus costaricensisE) B) and C)
F) A) and D) B

Question 4

Match the organism with the mode of transmission.
-Copepods

Accepted Answer

A)  Dracunculus medinensis
B)  Parastrongylus cantonensis
C)  Trichinella spp.
D)  Parastrongylus costaricensisE) A) and B)
F) A) and C)

Question 5

Systemic involvement is rare in infection caused by Ancylostoma braziliense or Ancylostoma caninum;however,pneumonitis may occur.The antihelminthic therapy used to treat this infection is:

Accepted Answer

A)  ivermectin or thiabendazole.
B)  metronidazole or thiabendazole.
C)  mebendazole or ivermectin.
D)  albendazole or diethylcarbamazine.E) B) and C)
F) All of the above

Question 6

Match the organism with the mode of transmission.
-Snails

Accepted Answer

A)  Dracunculus medinensis
B)  Parastrongylus cantonensis
C)  Trichinella spp.
D)  Parastrongylus costaricensisE) A) and B)
F) A) and C)

Question 7

A definitive diagnosis can be made in a Trichinella infection on the basis of which of the following findings?

Accepted Answer

A)  Presence of adult worms in the feces
B)  Identification of encysted larvae through muscle biopsy
C)  Presence of cutaneous larvae migrans in the skin
D)  Identification of unembryonated eggs in the fecesE) C) and D)
F) None of the above B

Question 8

Humans acquire infection with Trichinella tissue nematode by ingesting undercooked meat that contains the infective encysted larvae.In which tissue do these larvae encyst?

Accepted Answer

A)  Brain
B)  Meninges
C)  Myocardium
D)  Striated muscleE) All of the above
F) A) and B)

Exam 50: Tissue Nematodes

Match the organism with the mode of transmission. -Swine

Correct Answer
verified

A child is believed to have a Toxocara cati infection in his eye,which he acquired after playing with a stray cat for several weeks.A serum titer was performed,which revealed a titer of 1:8.This laboratory value can be interpreted as:

Correct Answer
verified
C

Match the organism with the mode of transmission. -Crabs

Correct Answer
verified
B

Match the organism with the mode of transmission. -Copepods

Correct Answer
verified

Systemic involvement is rare in infection caused by Ancylostoma braziliense or Ancylostoma caninum;however,pneumonitis may occur.The antihelminthic therapy used to treat this infection is:

Correct Answer
verified

Match the organism with the mode of transmission. -Snails

Correct Answer
verified

A definitive diagnosis can be made in a Trichinella infection on the basis of which of the following findings?

Correct Answer
verified
B

Humans acquire infection with Trichinella tissue nematode by ingesting undercooked meat that contains the infective encysted larvae.In which tissue do these larvae encyst?

Correct Answer
verified

Exam 50: Tissue Nematodes

Match the organism with the mode of transmission. -Swine

Correct AnswerverifiedShow Answer

A child is believed to have a Toxocara cati infection in his eye,which he acquired after playing with a stray cat for several weeks.A serum titer was performed,which revealed a titer of 1:8.This laboratory value can be interpreted as:

Correct AnswerverifiedC

Match the organism with the mode of transmission. -Crabs

Correct AnswerverifiedB

Match the organism with the mode of transmission. -Copepods

Correct AnswerverifiedShow Answer

Systemic involvement is rare in infection caused by Ancylostoma braziliense or Ancylostoma caninum;however,pneumonitis may occur.The antihelminthic therapy used to treat this infection is:

Correct AnswerverifiedShow Answer

Match the organism with the mode of transmission. -Snails

Correct AnswerverifiedShow Answer

A definitive diagnosis can be made in a Trichinella infection on the basis of which of the following findings?

Correct AnswerverifiedB

Humans acquire infection with Trichinella tissue nematode by ingesting undercooked meat that contains the infective encysted larvae.In which tissue do these larvae encyst?

Correct AnswerverifiedShow Answer

Correct Answer
verified

Correct Answer
verified
C

Correct Answer
verified
B

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified
B

Correct Answer
verified