Endoparasites
List 7 internal parasites
Roundworm, hookworm, whipworm, tapeworm, coccidia, pinworms, giant kidney worm etc etc
List 3 categories of internal parasites (use scientific names)
Nematodes (roundworms), cestodes (tapeworms), trematodes (flatworms), protozoa,
List 6 external parasites
Lice, fleas, ticks, cheyletiella, ringworm, demodex, sarcoptes, ear mites etc
Using gram stain: Gram negative bacteria stain ______ and gram positive bacteria stain _________
Negative = pink
Positive = purple or dark blue
List 4 sterile samples in the body (these samples should be free of bacteria in a normal patient)
Blood, urine, Spinal fluid, Joint fluid, Solid organs, Milk, lower respiratory tract
What is a protozoa and give an example of a parasitic protozoa
Unicellular organism
Giardia, coccidia, cryptosporidium, toxoplasmosis
The period of time from when the initial infection began until the infection can be detected using diagnostic techniques
Name 3 procedures used to evaluate a patient for external parasites
Skin scraping, cellophane tape method, UV light (woods lamp), combing fur with flea comb etc
List 3 shapes of bacteria
Cocci, rods, spirochete, coccobacilli
What is a selective media plate
Will only grow either gram negative or gram positive bacteria
What is the prepatent period for dirofilaria immitis
6-8 months
What parasite is associated with cutaneous larval migrans in humans?
Hookworms
What is the proper name for a flea
Ctenocephalide
What solution is utilized during a catalase test?
3% Hydrogen peroxide (Bubbling is a POSITIVE reaction - Staph is catalase positive, and strep is catalase negative)
List 3 bacterial media plates used in veterinary medicine
MacConkey Agar (selects gram negative), Mueller hinton agar (antibiotic sensitivity testing) Salmonella-Shigella (gram negative GI bacteria), Typrticase soy agar - also known as BAP (Blood Agar Plate - general medium) etc etc
What is the proper name of the individual sections of an adult tapeworm?
Proglottid
What is the proper term for the bipolar plugs on the ends of certain parasite eggs?
Operculum (on parasite eggs such as whipworm)
List 3 diseases that can be transmitted by ticks
Lyme (borreliosis), Ehrlichiosis, Anaplasma, Rocky Mountain Spotted Fever, Bartonella
A catalase test is used to differentiate between which two gram positive cocci
Staphlycoccus and streptococcus (Staph is catalase positive)
Which test is used as an initial screen to detect subclinical mastitis in dairy cows?
California Mastitis Test
Describe the typical characteristics of a trematode (fluke)
Flatworm, unsegmented, leaf shaped body, hermaphroditic, usually have an operculum at the "end portion"
What fecal float solution is the best option to locate giardia
Zinc sulfate
List 3 common tick species
Ixodes scapularis (Deer or Blacklegged), Dermacentor variabilis (American Dog Tick), Rhipicephalus sanguineus (Brown Dog Tick) Amblyomma americanum (Lone Star Tick)
What shape of bacteria is Leptospirsosis
Spirochete
What is the common temperature at which samples are incubated for microbiology
35-37.5 degrees celcius