BUG Lecture Final

Question 1

protozoa is also referred to as

Answer 1

coccidia

Question 2

protozoa comes from the family:

Answer 2

Eimeriidae

Question 3

What are the two most common Genus of Protozoa?

Answer 3

Eimeria and Isospora

Question 4

T/F. Protozoa is obligate extracellular parasite.

Answer 4

false. obligate intracellular parasite

Question 5

what are the three main types of feeding habits of Protozoan organisms? describe them

Answer 5

Saprozoic: nutrients obtained by diffusion through the cell membrane
Holozoic: nutrients obtained through a primitive mouth part
Holophytic: nutrients obtained through manufacture of carbs through photosynthesis

Question 6

Sporozoites penetrate the epithelial cells of the gut and damage the lining. The most common clinical signs are:

Answer 6

Diarrhea and water loss/dehydration

Question 7

Most protozoa are zoonotic

Answer 7

False. most are species specific.

Question 8

Isospora is the most common type of coccidia in cats and dogs

Answer 8

true

Question 9

Oocysts contain two structures called _______ that contain four __________

Answer 9

Sporocyst, Sporozoites

Question 10

Characteristics of the Sporozoites determines the _______ of coccidia

Answer 10

Genus

Question 11

Coccidia is typically transmitted in one of three ways:

Answer 11

Infected animal contact
Fecal discharge
Ingesting contaminated flesh

Question 12

Many animals are ________ of the coccidia parasite

Answer 12

asymptomatic carriers

Question 13

T/F. Adult animals are often asymptomatic while younger animals can die of protozoan infection

Answer 13

True

Question 14

Although no drugs are very effective, the best drug of choice for treatment of Protozoa is:

Answer 14

Sulfonamide antibiotics

Question 15

Steaming, boiling and strong chemicals like _______ will kill oocysts

Answer 15

Ammonia 10%

Question 16

An infected cat could produce up to 1,000 oocysts in one day (T or F)

Answer 16

False. Could produce up to 100,000 or more in one day.

Question 17

What is the Tachyzoite stage of Toxoplasma gondii?

Answer 17

Rapid multiplication once the Sporozoite is in the body

Question 18

What is the Bradyzoite stage of Toxoplasma gondii?

Answer 18

Cyst stage. Doesn’t stop multiplying but it is very slow

Question 19

Bradyzoite stage develops into the _________ stage of Toxoplasma gondi

Answer 19

Sporozoite

Question 20

Toxoplasma gondii is most often transmitted via:

Answer 20

feces

Question 21

T/F. Toxoplasma are species specific to cats.

Answer 21

False. Any animal can become infected but cats are more susceptible.

Question 22

Toxoplasma gondii is a big risk to developing fetuses but only in animals and not humans.

Answer 22

False. Humans included.

Question 23

Giardia belongs to the Family Hexamitidae. (T/F)

Answer 23

true

Question 24

Giardia has a sucker to attach to the liver wall.

Answer 24

False. It has a sucker to attach to the wall of the small intestine.

Question 25

_____ is the infective stage of Giardia

Answer 25

Cyst stage

Question 26

Most treatments of Giardia work by killing the oocyst (T or F)

Answer 26

False. They work by immobilizing the flagella of the trophozoite

Question 27

The PPP of Giardia is:

Answer 27

1-9 weeks

Question 28

Sarcocystis spp is a Protozoa that is always:

Answer 28

Sporulated

Question 29

Sarcocystis spp have very specific final hosts. Which are they?

Answer 29

Birds of prey and carnivourous animals

Question 30

Due to the life cycle of Sarcocystis spp, what group of dogs are more susceptible?

Answer 30

Dogs that eat a raw diet

Question 31

Acute sarcocytosis in cattle is also called:

Answer 31

Dalmeny disease

Question 32

A ruminant infected by Cryptosporidium paryum can shed _____ of oocysts per day

Answer 32

billions

Question 33

Cryptosporidium is zoonotic (T or F)

Answer 33

True

Question 34

Toxoplasmosis is a disease caused by:

Answer 34

Toxoplasma gondii

Question 35

trophozoites of Giardia move rather irregularly and rapidly under the microscope

Answer 35

true

Question 36

Ctenocephalides felis only infects the cat while Ctenocephalides canis only infects the dog. (T or F)

Answer 36

False. Both are not host specific.

Question 37

The biggest problem with treating fleas is actually not the adults but the:

Answer 37

larvae

Question 38

Fleas require a bloodmeal. What are two simple ways to control fleas from reproducing?

Answer 38

Vacuum and groom them often

Question 39

No matter how good your environmental treatment is, new fleas will still hatch for ______

Answer 39

4 weeks

Question 40

What is the best plan of action when fleas are found? (5 points)

Answer 40

1. bathe animal to a "clean state" 2. topical treatment 3. vacuum thorioughly focusing where animal sleeps, jumps and grooms 4. discard vacuum bag 5. treat environment

Question 41

The active ingredient of Parasiticide medications used to treat fleas is ______ which is a natural insecticide derived from Chrysanthemums

Answer 41

Pyrethrins

Question 42

Fleas can transmit a number of diseases and parasites, such as:

Answer 42

Dipylidium caninum, the plague, typhus, tuleremia and Pasteurella spp

Question 43

T or F. Most species of fleas are parasitic.

Answer 43

False.

Question 44

Parasitic lice feed on either blood or organic matter on the skin. T or F.

Answer 44

True

Question 45

Lice have short legs for:

Answer 45

grabbing onto hair follicles

Question 46

Virus found in the saliva of lice can carry _____ fever

Answer 46

Swine

Question 47

ticks are divided into 3 types based on their life cycle:

Answer 47

one, two or three host ticks