TMJ Flashcards

1
Q

In the temperomandibular joint (TMJ) there are _ (how many?) joint spaces that makeup the complete disk

A

2

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2
Q

In the TMJ, the capsule in the (inferior/superior) space is loose and the (inferior/superior) space is thick and tight

A

superior; inferior

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3
Q

The looseness of the capsule permits considerable (excursion/flexion)

A

excursion

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4
Q

The lateral aspect of the TMJ is reinforced by the ____ ligament

A

temperomandibular

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5
Q

The accessory ligaments of the TMJ are the ___ ligament and ___ ligament. They suspend the mandible from the base of the skull and play a (major/minor) role in support and (limit/promote) excursion of the mandible.

A

sphenomandibular; stylomandibular; minor; limit

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6
Q

The two joint spaces of the TMJ must function (independently/together) (timing, coordination) for functional tasks

A

together

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7
Q

The TMJ is capable of creating tremendous forces as well as fine controlled motion

A

Got it

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8
Q

The size of jaw muscles (is/is not) significantly related to limb musculature, while bite torque (is/is not). They believe their findings suggest a correlation with craniofacial morphology and spatial orientation of the jaw muscles which would effect bite torques.

A

is; is not

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9
Q

Motion at the TMJ is created by a combination of what 2 movements?

A

rotation and translation

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10
Q

For TMJ kinematics of depression, the 1st phase is (rotation/translation) and the 2nd phase is (rotation/translation).

A

rotation; translation

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11
Q

For TMJ kinematics of elevation, the 1st phase is (rotation/translation) and the 2nd phase is (rotation/translation).

A

translation; rotation

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12
Q

In the TMJ functional motions are controlled by a delicate balance and interplay of many muscles. Asynchronous activity or poorly coordinated function may relate to pathology.

A

Got it

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