Arthrology Flashcards

1
Q

What are the 3 classifications of joints?

A

fibrous

cartilaginous

synovial

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2
Q

How would you define fibrous joints?

A

immobile

united by fibrous tissue

might ossify with age

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3
Q

What are the 3 types of fibrous joints?

A

suture

gomphosis

syndemosis

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4
Q

What is a suture joint?

A

A fibrous joint

seam found between bones of the skull

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5
Q

What is a gomphosis joint?

A

a fibrous joint

teeth

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6
Q

What is a syndemosis joint?

A

fibrous joint

bones joined by ligaments

i.e. radius and ulna and tibia and fibula

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7
Q

What are the 2 types of cartilaginous joints?

A

symphisis

synchondrosis

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8
Q

What is a cartilaginous joint?

A

immobile

united by cartilage

will ossify with age

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9
Q

What is a symphysis joint?

A

cartilaginous joint

fibrocartilage union (the bones grow together)

pelvic symphysis

mandibular symphysis

intervertebral disk

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10
Q

What is a synchondrosis joint?

A

a cartilaginous joint

hyaline cartilage union

i.e. physis

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11
Q

What is a synovial joint?

A

a mobile joint

fibrous tissue enclosing a synovial cavity

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12
Q

How are synovial joints classified?

A

based on

Number of bones

Shape

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13
Q

How many bones does a simple synovial joint have?

A

formed by 2 bones

i.e. shoulder joint

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14
Q

How many bones does a compount synovial joint have?

A

more than 2 bones

i.e. elbow joint or carpal joint

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15
Q

What are the 3 most important shapes for synovial joints?

A

Hinge

Ball and Socket

Plane Joint

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16
Q

What are examples of a hinge joint?

A

knee and elbow

17
Q

What are examples of a ball and socket joint?

A

shoulder and hip

18
Q

What are examples of a plane joint?

A

i.e. vertebrae

19
Q

What are the features of a synovial joint?

A

articular cartilage

synovial membrane

fibrous layer external to the synovial membrane

some have…

meniscus

internal ligaments

fat pads

20
Q

What is a synovial joint capsule?

A

fibrous layer and synovial membrane together

21
Q

Which 2 joints have meniscus?

A

temporomandibular joint

stifle/knee

22
Q

What’s an example of internal ligaments in the stifle joint?

A

cruciate ligaments

23
Q

Why do you need meniscus??

A

to make bones in a joint a better fit for each other !

24
Q
A