Term
| These molecules are important in the internal scaffolding of the horn cell and can be responsible for dyskeratosis if not right |
|
Definition
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Term
| Laminitis can cause dyskeratosis through poor development of these proteins when horn cells are poorly profused |
|
Definition
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Term
| Dyskeratotic horn can lead to _____ grooves |
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Definition
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Term
Signs of dyskeratotic horn inlude
Widening of _____
______ discoloration white line
______ horn
______sole
______deviation of toe
______ devaition of abaxial wall |
|
Definition
White line
Yellow
Flaky
Soft
Dorsomedial
Latera; |
|
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Term
| If just see a horizontal groove with no other signs this is due to _____ and will eventually go away |
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Definition
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Term
| Three nutirents ( two minerals one vitamin) that can be added to feed for dyskeratotic horn |
|
Definition
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|
Term
| Well water is high in this mineral which can bind copper and result in poor quality horn |
|
Definition
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|
Term
| Why do you want to remove ALL loose horn around a crack |
|
Definition
| Keratolytic bacteria that can colonize underneath |
|
|
Term
| Yes or no for filling crack with epoxy |
|
Definition
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|
Term
| If you have full thickness cracks you need to give regional anesthesia above before working on it. If you block higher up though you should administer (less/more) drug |
|
Definition
More
20 mL lower block
30 mL higher block |
|
|
Term
| When bendaging a full thickness crack- what you apply to the defect |
|
Definition
Oxytetracycline
Dexamethasone |
|
|
Term
| When treating a full thickness claw crack you have to bandage tx etc- what MUST you do to opposite claw as well |
|
Definition
| Block it ( like a piece of wood) |
|
|
Term
|
Definition
|
|
Term
| Foot rot is (uni/bi) lateral swelling |
|
Definition
| Bilateral symmetrical bulge |
|
|
Term
| Pathogen for interdigital dermatitis |
|
Definition
|
|
Term
|
Definition
laminitis
lesions in heel (sole ulcer in zone 6)
Neuropathy |
|
|
Term
| Pathogen for fot rot in cattle |
|
Definition
| Fusobacterium necrophorum |
|
|
Term
|
Definition
chloremphenicol, metronidazole
ceftiofur/fluroquinolones |
|
|
Term
|
Definition
|
|
Term
| Tubular horn comes off the |
|
Definition
|
|
Term
| ____ corium has no pegs just folds |
|
Definition
|
|
Term
| Sickle hocks associated with (short/long) toes |
|
Definition
|
|
Term
When you see a cow with fore limb lameness in spring early summer here in TN it's either:
White Line Disease in zone __________ or a
_________ Ulcer |
|
Definition
|
|
Term
| Septic osteitis is a more common sequelae of which kind of ulcer (toe/sole/heel) |
|
Definition
|
|
Term
| Diary cows that have to walk long distances are predisposed to ____ulcers in zone _____ because the sole is thin there |
|
Definition
|
|
Term
ways to dx thin sole toe ulcer
- toe less than __inche
-see hemorhage at zone 5 right by zones ___ and ____ |
|
Definition
|
|
Term
| If white line disease progress it go go ne of tw places and cause these two things: |
|
Definition
Under sole- subsolar abscess
Under wall- up to coronary band- joint sepsis |
|
|
Term
| Complicated white line disease indicates there is: |
|
Definition
|
|
Term
| Sometimes a toe ulcer can result in septic osteitis of P3. If the sequestrum is no more than ______ amount of P3 you can go ahead and take it out and it will remodel |
|
Definition
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|
Term
| In screw claw most of the curvature occurs in zone ____ because of weight bearing |
|
Definition
|
|
Term
| When deciding if screw claw is heritable or quiet- what do you look for? |
|
Definition
Signs of dyskeratotic horn like
horizontal/vertical grooves
flaky horn |
|
|
Term
| The shorter/longer the toe and the narrower/wider the claw the more likely a cow will get heritable screw claw |
|
Definition
|
|
Term
| if you see what looks like screw claw on medial claw of front feet it's gonna be due to: |
|
Definition
|
|
Term
| More likely a screw claw case is inherited/acquired |
|
Definition
|
|
Term
| Maximum length of a toe should be no longer than ___ inches |
|
Definition
|
|
Term
| Horizontal wall cracks are produced by lack of nutrient supply through the vascular ____ in the _____ corium |
|
Definition
Vascular pegs
Coronary corium |
|
|
Term
| The non inflammatory pathway of laminitis is assoc with_ |
|
Definition
|
|
Term
| The acute form of laminitis is really only characterized by: |
|
Definition
|
|
Term
| The axial area of zone ____ is the most common site for a sole ulcer ( due to laminitis) |
|
Definition
|
|
Term
| The suspensory system in the cow is very weak at the (front/back) of the toe. The _____ helps with shock absorption in this area |
|
Definition
|
|
Term
| In the caudal suspensory system, the flexor tuberosity sits in a sling be tween these two structures: |
|
Definition
Collagen attachment abaxial
Cruciate ligament axial |
|
|
Term
| Of the two parts to the caudal suspensory system of P3, which side ( axial/abaxial) is more lax and therefore causes sinking more on that side |
|
Definition
|
|
Term
Two consequences of backward roation are
Sole ulcers in axial zone ___
White line in abaxial zones (___ and ___) |
|
Definition
|
|
Term
| Explain how heat stress can cause laminits |
|
Definition
resp alkalosis
start to secrete bicarb
salivating- loss bicarb
rumen acidosis |
|
|
Term
| Two ways improper housing and bedding can lead to laiminitis |
|
Definition
Mechanical- standing up too long
Physiological- not chewing cud- less rumen buffering |
|
|
Term
| If putting a block on line up with the (axial/abaxial) walla and line it up with the (toe/heel) |
|
Definition
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