Exam 12: The Eukaryotes: Fungi, Algae, Protozoa, and Helminths

Which of the following is a nucleated, unicellular organism that, if you changed the incubation temperature, would form filaments with conidiospores?

Which of the following statements regarding lichens is FALSE?

Seventeen patients in ten hospitals had cutaneous infections caused by Rhizopus. In all seventeen patients, Elastoplast bandages were placed over sterile gauze pads to cover wounds. Fourteen of the patients had surgical wounds, two had venous line insertion sites, and one had a bite wound. Lesions present when the bandages were removed ranged from vesiculopustular eruptions to ulcerations and skin necrosis requiring debridement. Fungi are more likely than bacteria to contaminate bandages because they

In the malaria parasite life cycle

Arthropod vectors are blood- sucking animals such as ticks, lice, and fleas that transmit microbial pathogens.

Which of the following is the most effective control for malaria?

The life cycle of the fish tapeworm is similar to that of the beef tapeworm. Which of the following is the most effective preventive measure?

Which of the following organisms is photoautotrophic protozoan?

Which of the following statements regarding protozoa is FALSE?

Assume you have isolated a multicellular heterotrophic organism that produces coenocytic hyphae, motile zoospores, and cellulose cell walls. It is most likely a(n)

Which of the following pairs is mismatched?

You see acid- fast oocysts in a fecal sample from a patient who has diarrhea. What is the MOST likely cause?

Three weeks after a river rafting trip, three family members experienced symptoms of coughing, fever, and chest pain. During the rafting trip, the family had consumed crayfish that they caught along the river banks. An examination of the patients' sputum revealed helminth eggs, and serum samples were positive for antibodies to Paragonimus. All of the family members recovered following treatment with praziquantel. In the Paragonimus life cycle,

Which of the following statements regarding fungi is FALSE?

Which of the following pairs are mismatched? 1. arthroconidium - formed by fragmentation 2) sporangiospore - formed within hyphae 3) conidiospore - formed in a chain 4) blastoconidium - formed from a bud 5) chlamydoconidium - formed in a sac

Which of the following statements about the oomycote algae is FALSE?

In helminth life cycles, the organism that harbors the sexually reproductive phase of the parasite is called the intermediate host.

Some species of dinoflagellates produce neurotoxins that cause fish kills and red tides.

Which of the following statements about algae is FALSE?

Helminthic diseases are usually transmitted to humans by