Types of Symbiotic Relationships and Locomotor Organelles

What is the relationship like in commensalism?

Neither the host nor the parasite is harmed

Which organelles are used for locomotion and feeding?

Pseudopodia

What is the most common portal of entry into the body?

Mouth

What type of reproduction involves meiosis?

Gametogony Signup and view all the answers

What factors increase the risk of intestinal parasites?

International travel to endemic areas Signup and view all the answers

What structures are composed of kinetids?

Cilia Signup and view all the answers

What type of relationship is commensalism?

Host benefits, parasite is neither helped nor harmed Signup and view all the answers

What type of damage can occur when a parasite punctures the skin?

Lytic necrosis Signup and view all the answers

What does a carrier do in relation to the parasite?

Harbors the parasite without symptoms Signup and view all the answers

How do arthropods/vectors contribute to parasitic damage?

By releasing toxins to the skin Signup and view all the answers

Which term describes a relationship where both the parasite and host benefit?

Mutualism Signup and view all the answers

Which symptom is not diagnostically specific in parasitic diseases?

Neutropenia Signup and view all the answers

What does zoonosis refer to?

Transmitting parasites from animals to humans Signup and view all the answers

What is a common clinical effect of most parasitic infections?

Gradual development of symptoms Signup and view all the answers

What are helminths?

Multi-cellular parasites Signup and view all the answers

What are some typical blood infections seen in parasitosis?

Neutropenia Signup and view all the answers

Which group includes tapeworms and flukeworms?

Flatworms Signup and view all the answers

How does exposure to child and institutional care centers relate to parasitic infections?

It facilitates the spread of parasitic diseases Signup and view all the answers

What is the definition of parasitosis?

State of infection or infestation with an animal parasite Signup and view all the answers

What does autoinfection refer to?

Infected person is their own direct source of reexposure via oral anal route Signup and view all the answers

What is the role of an intermediate host in the life cycle of a parasite?

It harbors the larval stages of the parasite Signup and view all the answers

What does the term 'endemic' mean in relation to disease?

Disease maintains a steady, moderate level in a population Signup and view all the answers

What is the difference between definitive host and intermediate host?

Definitive host allows parasite's life cycle to continue; intermediate host harbors larval stages Signup and view all the answers

What characterizes a pandemic disease?

Disseminated over extensive areas of the world Signup and view all the answers

What is a key consideration for stool specimens for laboratory diagnosis?

Should be free of oil, magnesium, barium, or bismuth Signup and view all the answers

What is a recommended action if there is an anticipated delay in diagnosing stool specimens?

Preserve the stool specimen Signup and view all the answers

When treating parasitoses, what factors should a physician consider?

Severity, duration, intensity of infection, and probability of reinfection Signup and view all the answers

What is a method of treatment mentioned in the text for parasitic diseases?

Surgical intervention Signup and view all the answers

What is a key step in controlling parasitic diseases according to the text?

Determining the source of infection and reporting it to health officials Signup and view all the answers

What does the text recommend as a way to support preventive measures in the community?

Cooperating with local health departments Signup and view all the answers