TMD Lecture

Question 1

What are the two main causes of jaw clenching?

Answer 1

Anxiety and stress

Question 2

What are the 6 types of TMJ Dysfunction?

Answer 2

Open click, close click, cant open all the way, cant close all the way, crepitus and grating, and fusion of the joint

Question 3

What is the main cause of the click?

Answer 3

Disc displacement

Question 4

What is the problem if there was direct trauma to the jaw with a closed mouth?

Answer 4

Posterior capsule injury

Question 5

What are the different types of bites?

Answer 5

1 is normal. 2 a is an overbite. 2b is a severe overbite. 3 is an underbite

Question 6

What are some etiologies of TMD?

Answer 6

Muscle strain, SD, developmental abnormalities, mood disorders, hypocalcemia.

Question 7

2 big time risk factors for TMJ?

Answer 7

Whiplash leading to neck pain and psychological

Question 8

Which gender and age are most commonly affected by TMJ?

Answer 8

Young women

Question 9

What autoimmune disease is highly associated with TMJ?

Answer 9

RA

Question 10

What is the mnemonic for treating a patient with TMJ?

Answer 10

Mothrr

Question 11

What is the image modality of choice for TMJ?

Answer 11

MRI so you can see disc displacement

Question 12

What is level 1 TMJ intervention?

Answer 12

Behavior therapy

Question 13

What level of intervention is surgery?

Answer 13

3

Question 14

What is the general rule for how wide you should be able to open your mouth?

Answer 14

Middle and index knuckle