Parasites Flashcards
what are the 3 kinds of parasites
1.worms
2.insects
3.acari
what are the two kinds of parasitic worms
round worms and flatworms
what are the three kinds of parasitic insects
flies, mosquitos, lice
what are the two kinds of acari
ticks, mites
what damage can parasites cause
colic, respiratory disease, interfere with nutrition, decreased performance, even death
what are the common signs and symptoms of parasites
overall weakness
potbelly
rough coat
loosing weight
colic
pale membranes (eyes and mouth)
not thrifty
where are ascarids located
small intestines
what damage does ascarids cause
possible obstruction/rupture
what are signs of ascarids
colic, diarrhea, weight loss, rough coat, potbelly
can ascarids be fatal
yes
where are LARGE strongyles located
large intestines, larvae in organs and arteries
what damage does LARGE strongyles cause
anemia, ulcers, interfere with blood flow to intestines, aneurisms
what are signs and symptoms of LARGE strongyles
colic, rough coat, depression, soft manure, foul smell, abdominal swell,
can LARGE strongyles be fatal
yes
where are SMALL strongyles located
develop in intestines, DONT migrate
what damage do SMALL strongyles cause
injury to large intestines
what are the symptoms of SMALL strongyles
anemia, dark manure, loss of appetite, legs and abdominal swell
where are pinworms located
large intestines and rectum
what damage do pinworms cause
irritation of rectum and lining of intestine
what are the signs of pinworms
creamy discharge near anus, rubbing tail on fences, causes bald patches on tail head
where are threadworms located
small intestines
which parasite is common in foals
threadworms
what damage is caused by threadworms
erosion of intestinal wall
what are the signs of threadworms
loss of appetite, weight loss, diarrhea (leading to dehyrdration)
how are threadworms transmitted
through dams milk or muddy pastures
where are tapeworms located
cecum, stomach, small intestine
what damage is caused by tapeworms
attaches to walls
what are the signs of tapeworms
weakness, colic, anemia
where are stomach worms located
attached to stomach wall or free floating
what damage is caused by stomach worms
stomach lining inflammation, summer sores
what are the signs of stomach worms
colic, open sores on body (anywhere)
what is another name for stomach worms
habronema
what are bots
fly larvae
where are bots located
embedded in lining of mouth/ tongue / stomach
what damage do bots cause
sore mouth and tongue, inflammation of stomach, perforation of stomach wall
what are signs of bots
pain when eating, colic, poor conditions, stomach rupture
can bots be fatal
yes
what are 6 ways to maintain parasite control
- manure control (compost)
2.feed in containers
-mangers and troughs - regular deworming program
- prevent fecal contamination of feces and water
- strip stalls
6.maintain clean environment to control flies
when should you de worm a horse
- new horses upon arrival
- mares prior to foaling
