Tick-Borne Diseases Quiz
18 Questions
0 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to Lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What is the main mode of transmission of Theileria?

  • Stage to stage transmission (correct)
  • Airborne transmission
  • Direct contact between animals
  • Waterborne transmission

Which cell type is primarily infected during the schizogony stage of Theileria in the vertebrate host?

  • Red blood cells
  • Platelets
  • Lymphocytes (correct)
  • Neutrophils

What is the significance of infecting red blood cells (RBCs) in the pathogenesis of Theileria?

  • It enhances transmission to the vector (correct)
  • It leads to joint inflammation
  • It causes fever in the host
  • It has no impact on the disease progression

Which stage of Theileria life cycle occurs in the tick's midgut?

<p>Gametogony (D)</p> Signup and view all the answers

What differentiates Theileriosis (East Coast Fever) from other tick-borne diseases?

<p>Transovarian transmission (C)</p> Signup and view all the answers

What is the key factor that influences the severity of Theileria infection in imported animals?

<p>Genetic resistance (C)</p> Signup and view all the answers

What is the main clinical sign of Theileriosis?

<p>Fever above 42°C (A)</p> Signup and view all the answers

Which species of Theileria causes East Coast fever in Eastern and Southern Africa?

<p>T.parva (B)</p> Signup and view all the answers

Which region is affected by tropical theileriosis caused by T.annulata?

<p>North Africa (B)</p> Signup and view all the answers

What is a significant factor that influences the pathogenesis of Theileria?

<p>Age and condition of the host (C)</p> Signup and view all the answers

Which is the only species of economic significance infecting small ruminants?

<p>T.hirci (D)</p> Signup and view all the answers

What can be the mortality rate in fully susceptible cattle with Theileriosis?

<p>Nearly 100% (A)</p> Signup and view all the answers

Which of the following statements about Anaplasma is correct?

<p>They multiply through binary fission and are transmitted from RBCs to another through intercellular bridges. (B)</p> Signup and view all the answers

Which species of Anaplasma is known to cause malignant anaplasmosis in cattle?

<p>Anaplasma marginale (A)</p> Signup and view all the answers

What is the primary mode of transmission for Anaplasma species?

<p>Transmitted by hard ticks (D)</p> Signup and view all the answers

Which of the following statements about the pathogenesis of anaplasmosis is correct?

<p>The acute phase is characterized by marked anemia and petechial hemorrhages, especially on the mucous membranes. (D)</p> Signup and view all the answers

Which of the following Anaplasma species primarily affects sheep and goats?

<p>Anaplasma ovis (D)</p> Signup and view all the answers

Where are Anaplasma organisms typically located within the infected red blood cells (RBCs)?

<p>Near the center or margin of RBCs (B)</p> Signup and view all the answers

More Like This

Tick-borne Diseases Quiz
60 questions

Tick-borne Diseases Quiz

BeneficialAllusion avatar
BeneficialAllusion
Tick-Borne Diseases Quiz
34 questions

Tick-Borne Diseases Quiz

BeneficialAllusion avatar
BeneficialAllusion
Tick-Borne Diseases Characteristics
27 questions
Babesia and Tick-Borne Diseases
12 questions
Use Quizgecko on...
Browser
Browser