Old FAMI Exam #1?

What percentage of cattle are prematurely culled due to lameness?

20%

What is the "90%, 90%, 90%" lameness location in cattle?

Foot, rear foot, lateral claw

A cow stands with a flat back but arches when walking with a slightly abnormal gait. What locomotion score is this?

2

A cow stands and walks with an arched back but can still bear some weight. What locomotion score is this?

4

How much time per day do cows typically rest and how much of that includes ruminating?

12-14 hours resting, including 6 hours ruminating

How much time per day does a cow typically ruminate while standing?

4 hours

What nerve injury can occur from restraint or positioning like this?

Radial nerve injury

What is the normal horn growth rate in cattle?

5-7 mm/month

What is the first functional step of hoof trimming cattle?

Toe length and sole thickness of the medial claw

What is acute laminitis commonly associated with in cattle?

Grain overload and acidosis

How do you treat acute laminitis associated with grain overload and acidosis in cattle?

Rumen lavage, NSAIDs, and soft surface to stand

A cow 25 days in milk has pre-ulcers and subsolar hemorrhage. How do you fix it?

Increase stall comfort

Laminitis can cause white line disease in cattle. True or false?

True

What hoof disorder causes a twisted claw appearance?

Corkscrew claw

How do you treat incomplete vertical wall cracks in cows?

Pare a V-shape into the depth of the crack and make a horizontal groove at the ends

Which disorder most commonly affects the rear feet and plantar interdigital cleft in cows?

Digital dermatitis

Which disorder has "hairy attack" at the corium with hair-like projections?

Digital dermatitis

What lesion is an interdigital mass or corn in cattle?

Interdigital fibroma (corn)

What is the causative agent of foot rot

also called interdigital phlegmon or foul in the foot?, Fusobacterium necrophorum

What is arthrogryposis in Angus calves called?

Curly calf syndrome

Which cattle breed has spinal dysraphism and cleft palate when affected by arthrogryposis?

Charolais

A calf with warm painful joints, increased leukocytes and protein in synovial fluid, and hock/stifle/carpus involvement has what?

Septic arthritis

A cow is toe-touching lame but not painful, cannot flex the hock, and the limb can be pulled backward with little effort. What is this?

Peronius tertius tear or rupture

What is true about the normal peronius tertius muscle in cattle?

It causes hock and tarsal flexion

Laminitis in cattle can predispose to what?

White line disease and wall cracks, deep digital sepsis, thin sole syndrome, and subsolar hemorrhages

Which zone is most commonly affected by white line disease in cattle?

Zone 3