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What is Pathology?
the study of disease
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When do we see Pyrogens and what do we do?
- During fever and inflammation.
- They cause the body to raise it's temperature
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Five cardinal signs of inflammation
- Heat
- Redness
- Swelling
- Pain
- Loss of function
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What is Exudate?
- visible production of the inflammatory process
- Purulent
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What is caseous exudate?
purulent material that is a thick, pasty material that resembles cheese.
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what do pyogenic bacteria cause in the host?
t produce a purulent or suppurative exudate
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WHat must a virus do to cause disease?
- enter the animals body
- bind to the surface of a host cell
- enter cell and destroy it
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What does a neurotropic virus attack?
the nervous system
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What is a contusion?
bruise or injury with no break in surface tissue
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What is a laceration?
a tear or jagged wound
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what is a concussion?
- a violent shock or jarring of the tissue
- common in brains after blunt trauma
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what is a spica splint?
- a semirigid splint bandage
- brought over trunk to immobilize the elbow or shoulder
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what is a Schroeder-Thomas splint?
- external weight baring device
- used for closed fractures of the radius/ulna or tibia/fibia on young dogs
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What is a Ehmer Sling?
- a sling applied after reduction of hip lunation
- maintains hip flexion, abduction, and internal rotation
- keeps the femoral head deeply seated in the acetabulum
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what is a modified ehmer sling?
maintains hip flexion and abduction but no internal rotation
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What is a Velpeau Sling?
prevents weight bearing on the forelimb against the shoulder and chest wall
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What is a thermal burn?
exposure to excessive heat
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What is a first degree burn?
superficial and involve only the epidermis
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What is a third degree burn?
- destroys the full thickness of the skin
- form dark brown, insensitive, leathery covering called eschar.
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How often are burn bandages changed?
twice daily
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What is a electrical burn?
- from an electrical charge
- signs: necrosis, cardiac dysrhythmias and acute pulmonary disease
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What can happen 2-3 weeks after an electrical burn?
- ischemic demarcation (decrease in the blood supply in a specific area) and sloughing
- due to current flow along blood vessels and tissue when burned
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What is a common name for Decubital Ulcers?
pressure soars
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Why do we clip piglet teeth?
to keep them from harming each other or irritating the sows teats
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how far away from the abdomen should we cut a piglets umbilical cord?
4-5cm away
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Why do we tail dock piglets?
to reduce tail biting in the grower-finisher stage
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When is the best time to castrate a piglet?
3 weeks of age
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