Homework Packet #11
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Treponema pallidum causes the STD, ______________. | Syphilis
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| The oxidase test is used to identify certain bacteria such as _______________. | Neisseria (N. Gonorrhea)
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| _______________ is a sexually transmitted virus that can cause cervical cancer. | HPV - Human Papilloma Virus
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| Untreated STDs in females can cause women of childbearing age to be _______________. | Infertile
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| The saline wet mount preparation is for detection of Trichomonas and _______________. | Clue cells (Gardnerella vaginallis)
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| Hookworms are in the group of helminths called _______________. | Nematodes/Round worms
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| ________________ is a flagellated parasite that can occur in the urogenital tract. | Trichomonas vaginallis
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| The parasite that causes malaria belongs to the genus _______________. | Plasmodium
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| The definitive host for the malarial parasite is _______________. | Mosquito
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| Amoebae, flagellates, and ciliates are members of the large group of single-celled organisms called _______________. | Protozoa
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| An _______________ lives on the outer host surfaces. | Ectoparasite
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| _______________ describes insects, crustaceans, and arachnids. | Arthropod
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| Pathogens that are _______________ are those that are recurring in a location or population. | Endemic
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| The _______________ host is the host in which sexual or adult forms of a parasite is found. | Definitive
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| An organism living in or on a host but causing no damage to the host is a _______________. | Commensal
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| The motile, feeding stage of protozoan parasites is called the ________________. | Trophozoite
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| _______________ is the laboratory test requesting examination of fecal specimens for parasites. | Ova and Parasites
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| Fecal specimens should be delivered to the laboratory within _______________ hours of collection. | 2
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| A parasitology specimen must be _______________ if specimen transport is delayed. | Preserved/fixative (PVA)
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| Enterobius vermicularis is the scientific name for ________________. | Pinworm
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| The best time for collecting specimens for pinworm detection is _______________. | Between 9pm and midnight
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| A _______________ is the method used for collecting specimens for pinworm examination. | Perianal paddle swab
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| The preservative used for fecal specimens that are to be stained with trichrome stain is _______________. | Polyvinyl Alcohol (PVA)
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| A _______________ is the name for the body segment of a tapeworm. | Proglottid
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| The most common roundworm in humans in the United States is _______________. | Enterobiasis
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| The _______________ stain is the stain commonly used to identify parasites in fecal specimens. | Trichrome
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| Parasite size can be measured microscopically using a(n) _______________. | Ocular Micrometer
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| To increase the chances of finding parasites in a fecal specimen, the specimen can be _______________ before examination. | Concentrated
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| Cryptosporidium is best detected by using the _______________ concentration technique. | Flotation
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| Giardia trophozoites live in the _______________ of infected individuals. | Small intestines
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| The _______________ is the method of transmission of malaria to man. | Mosquito (mosquito bite)
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| The preferred stain for identification of malarial parasites is ________________ stain, and they are detected by examination of a _______________ specimen. | Giemsa/Blood
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| Human malaria is caused by a protozoan parasite of the genus _______________. | Plasmodium
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| In humans, the malarial parasites live in ________________ cells in _______________ cells. | Liver/Red blood
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| The _______________ blood smear gives the greatest chance of finding parasites that are in low concentration. | Thick
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| Dog heartworm is diagnosed by examining dog blood for the presence of the _______________. | Microfilarine
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| CANDIDA ALBICANS | Yeast that causes vaginitis and other infections, especially following antibiotic therapy.
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| CHLAMYDIA TRACHOMATIS | Species of Gram-negative intracellular bacteria that is a cause of STDs.
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| HSV-1 HERPES SIMPLEX VIRUS TYPE 1 | The virus causing oral herpes.
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| HSV-2 HERPES SIMPLEX VIRUS TYPE 2 | The virus causing genital herpes.
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| HIV- HUMAN IMMUNODEFICIENCY VIRUS | The retrovirus that has been identified as the cause of AIDS.
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| HPV- HUMAN PAPILLOMA VIRUS | A group of viruses, some of which are sexually transmitted.
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| OXIDASE TEST | An enzyme test used to identify certain bacteria such as Neisseria.
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| TRICHOMONIASIS | A sexually transmitted genitourinary tract infection caused by the parasitic protozoan, Trichomonas vaginallis
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| VENEREAL | Having to do with, or transmitted by, sexual contact.
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| ARTHROPOD | A member of the phylum Arthropoda, which includes crustaceans, insects, and arachnids.
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| CESTODE | Tapeworm; member of the class Cestoda
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| COMMENSAL | An organism that lives with, on, or in another, without causing injury to either.
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| CONGENITAL | Acquired during fetal development, and present at the time of birth, but not inherited.
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| DEFINITIVE HOST | The host in which the sexual or adult form of the parasite is found.
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| ECTOPARASITE | A parasite that lives on the outer surface of a host.
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| ENDEMIC | Recurring in a specific location or population.
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| HELMINTH | The group comprising the roundworms and flatworms.
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| HOST | The organism from which a parasite obtains nutrients and in which some or part of the parasite's life cycle is completed.
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| INTERMEDIATE HOST | The hos in which the asexual, immature, or larval form of the parasite is found.
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| LARVA | Immature stage of an invertebrate.
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| NEMATODE | Any unsegmented worm of the class Nematoda.
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| OPPORTUNISTIC PARASITE | A parasitic organism that causes disease only in immunocompramised hosts.
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| PROGLOTTID | The tapeworm body segment that contains male and female reproductive organs.
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| RESERVOIR HOST | The host, other than the usual host, in which the parasite lives and is infectious.
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| TERMATODE | Any parasitic flatworm of the class Trematoda; fluke.
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| VECTOR | An agent that transports a pathogen from an infected hose to a non-infected host.
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| PINWORM | Enterobius vermicularis, a small parasitic nematode; also called seatworm.
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| PVA | Polyvinyl Alcohol, a preservative used for fecal specimens.
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| OCULAR MICROMETER | A micrometer that fits in a microscope eyepiece and that is used to measure microscopic objects.
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| TRICHROME STAIN | A stain commonly used to identify parasites in fecal smears.
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| ANOPHELES | The genus of mosquito that is the definitive host for the human malarial parasites.
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| GIEMSA STAIN | A polychromatic stain used for staining blood cells and blood parasites.
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| MICROFILARIA | Immature form of a filarial worm.
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| PARASITEMIA | Parasites in the blood.
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| PAROXYSM(S) | Cycle(s) of chills and fever associated with malaria that occur 36 to 72 hours apart, depending on the Plasmodium species.
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| PLASMODIUM | The protozoan genus that includes the organisms causing human malaria.
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Created by:
luparl
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