EQUINE PARASITESOXYURIS EQUI Description White Slender body Pointed tail Male measure = 12 mm or...

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EQUINE PARASITES VT-226 Large Animal Theory II

Transcript of EQUINE PARASITESOXYURIS EQUI Description White Slender body Pointed tail Male measure = 12 mm or...

Page 1: EQUINE PARASITESOXYURIS EQUI Description White Slender body Pointed tail Male measure = 12 mm or less Females measure = 75 - 150 mm Ova: Slender, somewhat flattened along

EQUINE PARASITES

VT-226

Large Animal Theory II

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ASCARIDS

Description

Adults are a creamy color

Males measure = 28 cm

Females measure = 50 cm

Ova: Dark brown, thick shelled, spherical

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ASCARIDS

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OXYURIS EQUI

Description White

Slender body

Pointed tail

Male measure = 12 mm or less

Females measure = 75 - 150 mm

Ova: Slender, somewhat flattened along

one side

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OXYURIS EQUIS Rat Tail

Hypersensitivity

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OXYURIS EQUI

Proctitis

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OXYURIS EQUI

One side is

characteristically

flattened,

contains an

infective L3

larva. Mucoid

plug at one end.

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OXYURIS EQUI

Cluster of eggs

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OXYURIS EQUI

L4 larva resemble carpet tacks

with a pointed tail an buccal

capsule that is used to graze on

the intestinal mucosa.

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OXYURIS EQUI

White adult females

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STRONGYLES

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STRONGYLES

Small - lifecycle

L3 larvae

living free

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S. vulgaris, L3 larvae

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S. vulgaris

Large buccal capsule,

2 teeth overlapping

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S. vulgaris

Clot in the cranial

mesenteric artery

with larva in

cross-section

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S. edentatus, no teeth

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S. edentatus

Behind the peritoneum

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S. edentatus

Liver fibrosis

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S. equinus

3 teeth

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STRONGYLES

“Plug feeders”

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STRONGYLES

Description

Small strongyles Large strongyles

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STRONGYLOIDES

Description

5-25mm in length

Ova: Thin walled, larvae inside

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STRONGYLOIDES

An embryonated egg and first stage larvae

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STRONGYLOIDES

Free-living

female

Free-

living

male

Free-

living

larvae

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STRONGYLOIDES

Transmammary

transmission

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Anoplocephala & Paranoplocephala

spp.

Description

Adults: Broad, thick, white, 2.5 cm – 80 cm

in length

Average length = 15 cm

Eggs are: Amber – almost clear, shape

varies from almost round – somewhat

square

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Anoplocephala egg

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Anoplocephala egg

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Anoplocephala magna

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Anoplocephala perfoliata

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Anoplocephala scolex

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Anoplocephala ileocecal valve

infestation

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HABRONEMA

Description

10 – 15 mm in length

Eggs are: Elongated, thin walled,

larvae inside

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HABRONEMA “Summer Sores”

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Habronema granulomatous

conjunctivitis

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Habronema “summer sores”

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Habronema “summer sores”

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Gasterophilus

Bots & Bot fly

Generally nonpathogenic

Perforating gastric ulcers

Common

Gasterophilus intestinalis = Most

common species

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Gasterophilus

Female

G. intestinalis

Botfly

(bee-like)

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Gasterophilus

Eggs cemented to hair

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Gasterophilus

Close-up:

Contains an L1 that

will be viable for

several months as it

waits for stimulation

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Gasterophilus

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Gasterophilus, mature L3s

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Gasterophilus

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Gasterophilus

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Theileria equi Description

Trophozoites are: Basophilic,

pear shaped or round, amoeboid

Maltese Cross

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Theileria equi

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Theileria equi, “Maltese cross”

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Theileria equi, “Maltese cross”

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Pediculosis (Lice)

Hematopinus asini Damalinia equi

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Pediculosis: Alopecia and Tail

Damage

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Horse biting lice and scurf


Chapter 4 - Slender Columns

Chapter 4 - Slender Columns

Slender FX System

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 · Twig 1—3 mm cþ apically, slender, ± compressed, smooth, with slightly swollen amplexicaul stipule scars. Bud 8—17 by 2—3 mm, narrow falcate or linear; apex tufted with

16.0 SlimWELL Slender Well Construction

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Slender Wall Behavior & Modeling - PEERpeer.berkeley.edu/research/pdf/Wallace-Slender_Walls_FINAL_V5... · Slender Wall Behavior & Modeling J o h n W a lla c e ... Slender RC Walls.

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Life of Harisson In Slender

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Robert Frosch Slender Column

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Stability of slender columns

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Dynamic Structural Health Monitoring of Slender Structures ... · PDF fileDynamic Structural Health Monitoring of Slender ... measurements for Structural Health Monitoring of slender

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Boundary Layer Measurements on a Slender Body using Long ... · model was a slender axisymmetric body (DST Generic Subma-rine bare hull form) with a 273:66 mm diameter (D) and a length

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Chapter 4 Design of Slender Columns - Faculty of …by.genie.uottawa.ca/~murat/CHAPTER 4 - SLENDER... · 1 Chapter 4 Design of Slender Columns By Murat Saatcioglu1 4.1 Introduction

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Woodcraftkaremwoodcraft.com.au/wp-content/uploads/2017/05/Arched... · STEP 1: Measure H in mm: horizontal internal window width. STEP 2: Measure V in mm: Vertical internal window

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2 - Machining Fundamentals – Measurement...Reading a Metric-based Vernier Scale Measure to 0.001”(.02 mm) using Vernier measuring tools Measure to .0001” (. 002 mm) using a Vernier

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Slender-horned Gazelle Gazella leptoceros

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Natural Slender brand development

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Potential film locations (slender)

Potential film locations (slender)

SLENDER COLUMN INTERACT/ON DIAGRAMS

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Slender yet robust everyday companion

Slender yet robust everyday companion