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