Cartilage Development Flashcards

1
Q

What tissues make up a synovial joint?

A

Bone, cartilage, joint capsule, synovial membrane, synovial fluid, ligament, tendon

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2
Q

What are the different parts of a long bone in a juvenile?

A

Epiphysis, physis and metaphysis

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3
Q

What are the two parts of a long bone in an adult?

A

Epiphysis and metaphysis

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4
Q

How can an injury in a juvenile result in altered bone development?

A

Damage to the physis can result in temporary/permanent arrest of all or some of the physis resulting in shortening or deformity

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5
Q

In what directions do bones grow?

A

Both longer and wider

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6
Q

What is osteochondrosis used to describe?

A

A group of conditions of developing cartilage and its supporting bone

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7
Q

What is osteochondritis dissecans?

A

Detachment of a chondral or osteochondral fragment from the articular surface

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8
Q

What is peri-articular fragmentation/fracture?

A

Detachment of chondral or osteochondral fragment from the peri-articular area

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9
Q

What initiates osteochondrosis?

A

Vascular problem in the epiphysis with failure of the normal cartilage to bone succession

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10
Q

How does osteochondrosis progress?

A

Fissures develop and cartilage separates causing fragments and new bone formation
Subchondral bone cyst forms as cortical bone fills in around an area of cartilage

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11
Q

In what animals does osteochondrosis usually occur?

A

Fast growing high performance patients

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12
Q

What diseases do dogs commonly get?

A

OCD, FCP and UAP of the elbow, shoulder, stifle and tarsus

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13
Q

What diseases do horses commonly get?

A

OCD and SBC of stifle, tarsus, MCP, PIP, DIP and sometimes the shoulder elbow and carpus

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14
Q

What disease do pigs commonly get?

A

OCD of the hip

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15
Q

What disease do broiler chickens commonly get?

A

OCD of the stifle

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16
Q

How does osteochondrosis typically present?

A

Young, fast-growing, large, pure-bred animals with joint effusion, often inconsistent and bilateral, variable lameness (can be subclinical)

17
Q

What diseases typically make up canine elbow dysplasia?

A

Osteochondrosis is the primary disease
Humeral osteochondritis dissecans, fragmented coronoid process, ununited anconeal process and secondary osteoarthritis
Combination of/all of these