15 Questions
What is the definition of parasitism?
A living organism gains food & shelter at the expense of another
What is the role of an Intermediate Host (IH) in a parasite life cycle?
Harbors Larva (immature) stage of the parasite
What is the function of a Paratenic Host in a parasite life cycle?
Harbors parasite & plays a role in parasite life cycle without development of the parasite
What is the role of a Reservoir Host (RH) in maintaining parasites in nature?
An animal that harbors the same parasite species & stage as humans, maintaining parasites in nature
Which type of transmission involves an arthropod passively carrying a disease without development or multiplication?
Mechanical transmission
Which type of parasite is characterized by producing disease only in immunocompromised individuals?
Opportunistic Parasite
What is the most common mode of transmission for faeco-oral parasites and food-borne parasites?
Acquired transmission
Which arthropod-borne disease is transmitted by non-biting arthropods carrying microorganisms on their mouth parts, legs, or hairs?
$Y. pestis$ (Plague)
Which type of helminth is characterized by being flat, leaf-shaped, and hermaphroditic?
$Trematoda$
'Scabies' is caused by which arthropod?
$Sarcoptes scabiei$ (Mite)
'Yellow fever' is transmitted by which biological transmission type involving arthropods?
$Cyclo-developmental$
Which type of protozoa is characterized by having jointed limbs and an exoskeleton?
Sporozoa
Which organism is responsible for transmitting diseases from infected mother to offspring through the eggs?
Ticks
Which type of helminth is characterized by being round/cylindrical and unisexual?
Nematoda
Which type of parasite passes from animal to human indirectly via a vector?
Zoonotic Parasite
Explore the concept of parasitism, including the definition of parasites, their classification, and the different types of life cycles they undergo. Learn about the impact of parasites on their hosts and the stages of a basic parasite life cycle in humans.
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