Question 1

The first phase of mandibular depression occurs in the ________________joint and consists of anterior ________________of the condylar head.

Accepted Answer

A)  upper,rotation 
B)  lower,rotation 
C)  upper,translation 
D)  lower,translation 
A)  upper,rotation 
B)  lower,rotation 
C)  upper,translation 
D)  lower,translation B

Question 2

The articular disc of the TMJ is attached laterally to the ________________and anteriorly to the ____________________.

Accepted Answer

A)  fibrous capsule,mandibular condyle 
B)  articular eminence,mandibular condyle 
C)  mandibular condyle,fibrous capsule 
D)  fibrous capsule,articular eminence 
A)  fibrous capsule,mandibular condyle 
B)  articular eminence,mandibular condyle 
C)  mandibular condyle,fibrous capsule 
D)  fibrous capsule,articular eminence C

Question 3

Which of the following statements is true concerning the functions of the posterior bilaminar retrodiscal pad during normal temporomandibular joint (TMJ)osteokinematics?

Accepted Answer

A)  The elastic superior lamina allows disc translation anteriorly along the articular eminence during mandibular depression. 
B)  The elastic inferior lamina serves to enhance disc motion during mandibular depression. 
C)  The superior lamina is inelastic and serves to tether the disc from forward translation. 
A)  The elastic superior lamina allows disc translation anteriorly along the articular eminence during mandibular depression. 
B)  The elastic inferior lamina serves to enhance disc motion during mandibular depression. 
C)  The superior lamina is inelastic and serves to tether the disc from forward translation. A

Question 4

Describe the attachments of the articular disc of the temporomandibular joint (TMJ).

Accepted Answer

The articular disc of the temporomandibu

Question 5

Contraction of which muscle will pull the articular disc anteriorly during mouth opening?

Accepted Answer

A)  Medial pterygoid 
B)  Lateral pterygoid 
C)  Digastric 
D)  Temporalis 
A)  Medial pterygoid 
B)  Lateral pterygoid 
C)  Digastric 
D)  Temporalis

Question 6

During normal mandibular lateral deviation to the left,the left condylar head moves in this manner.

Accepted Answer

A)  Gliding posteriorly and superiorly 
B)  Gliding anteriorly and inferiorly 
C)  Spinning posteriorly 
D)  Spinning anteriorly 
A)  Gliding posteriorly and superiorly 
B)  Gliding anteriorly and inferiorly 
C)  Spinning posteriorly 
D)  Spinning anteriorly

Question 7

Which of the following muscles is considered to be a prime mover for mandibular lateral deviation to the right?

Accepted Answer

A)  Right masseter 
B)  Right medial and lateral pterygoid 
C)  Left medial and lateral pterygoid 
D)  Left temporalis 
A)  Right masseter 
B)  Right medial and lateral pterygoid 
C)  Left medial and lateral pterygoid 
D)  Left temporalis

Question 8

Describe the articulations and functions of the upper and lower joint spaces.

Accepted Answer

The lower joint space consists of the ar

Question 9

Biting down on the left side of the mouth promotes unloading of the right temporomandibular joint (TMJ).

Accepted Answer

A) True 
 B)False

Question 10

Upon examination of your patient's temporomandibular joint (TMJs),you observe the following amount of active range of motion (AROM): opening 55 mm; (L)lateral deviation 8 mm; (R)lateral deviation 8 mm; and protrusion 12 mm.Based on your knowledge of normal values of AROM of the TMJ,you would conclude that there is:

Accepted Answer

A)  Less than expected opening and protrusion 
B)  Less than expected lateral deviation bilaterally 
C)  Greater than expected opening and protrusion 
D)  Excessive motion in all directions 
A)  Less than expected opening and protrusion 
B)  Less than expected lateral deviation bilaterally 
C)  Greater than expected opening and protrusion 
D)  Excessive motion in all directions

Question 11

Retrusion of the temporomandibular joint (TMJ)is primarily limited by the:

Accepted Answer

A)  Horizontal portion of the temporomandibular ligament 
B)  Stylomandibular ligament 
C)  Anterior portion of the temporomandibular joint capsule 
A)  Horizontal portion of the temporomandibular ligament 
B)  Stylomandibular ligament 
C)  Anterior portion of the temporomandibular joint capsule

Question 12

With which of the following pathological conditions will the patient experience joint noise at two different intervals during mandibular depression and elevation?

Accepted Answer

A)  Disc displacement 
B)  Capsulitis 
C)  Joint hypermobility 
D)  Capsular fibrosis 
A)  Disc displacement 
B)  Capsulitis 
C)  Joint hypermobility 
D)  Capsular fibrosis

Question 13

What is the significance of a "reciprocal click"?

Accepted Answer

A person with an anteriorly displaced di

Question 14

What is the relationship of the temporomandibular joint (TMJ)with the cervical spine?

Accepted Answer

Muscles that attach to the mandible also

Question 15

Which of the following muscles may become shortened when the posterior suboccipital muscles become tight as a result of a forward head posture?

Accepted Answer

A)  Medial pterygoid 
B)  Lateral pterygoid 
C)  Temporalis 
D)  Posterior belly of the digastic
True/False
Indicate whether the statement is true or false. 
A)  Medial pterygoid 
B)  Lateral pterygoid 
C)  Temporalis 
D)  Posterior belly of the digastic
True/False
Indicate whether the statement is true or false.

Question 16

Which of the following muscles is considered to be a prime mover for mandibular depression against resistance?

Accepted Answer

A)  Digastric 
B)  Bilateral medial pterygoid 
C)  Masseter 
D)  Temporalis 
A)  Digastric 
B)  Bilateral medial pterygoid 
C)  Masseter 
D)  Temporalis

Question 17

During normal mandibular lateral deviation to the left,the left condylar head ____________________,and the right condylar head and disc ____________________.

Accepted Answer

A)  glides posteriorly and superiorly,spins 
B)  glides anteriorly and inferiorly,spins 
C)  spins,glides posteriorly and superiorly 
D)  spins,glides anteriorly and inferiorly 
A)  glides posteriorly and superiorly,spins 
B)  glides anteriorly and inferiorly,spins 
C)  spins,glides posteriorly and superiorly 
D)  spins,glides anteriorly and inferiorly

Question 18

Which of the following is true concerning the structure of the temporomandibular joint (TMJ)?

Accepted Answer

A)  The lower joint is formed by the articulation of the articular eminence of the mandible with the superior surface of the disc. 
B)  The upper joint is formed by the articulation of the anterior surface of the condyle with the posterior surface of the disc. 
C)  The lower joint is formed by the superior surface of the disc and the posterior surface of the condyle. 
D)  The upper joint is formed by the articulation of the articular eminence of the temporal bone and the superior surface of the disc. 
A)  The lower joint is formed by the articulation of the articular eminence of the mandible with the superior surface of the disc. 
B)  The upper joint is formed by the articulation of the anterior surface of the condyle with the posterior surface of the disc. 
C)  The lower joint is formed by the superior surface of the disc and the posterior surface of the condyle. 
D)  The upper joint is formed by the articulation of the articular eminence of the temporal bone and the superior surface of the disc.

The first phase of mandibular depression occurs in the joint and consists of anterior of the condylar head.

The articular disc of the TMJ is attached laterally to the and anteriorly to the ____.

Which of the following statements is true concerning the functions of the posterior bilaminar retrodiscal pad during normal temporomandibular joint (TMJ)osteokinematics?

Describe the attachments of the articular disc of the temporomandibular joint (TMJ).

Contraction of which muscle will pull the articular disc anteriorly during mouth opening?

During normal mandibular lateral deviation to the left,the left condylar head moves in this manner.

Which of the following muscles is considered to be a prime mover for mandibular lateral deviation to the right?

Describe the articulations and functions of the upper and lower joint spaces.

Biting down on the left side of the mouth promotes unloading of the right temporomandibular joint (TMJ).

Retrusion of the temporomandibular joint (TMJ)is primarily limited by the:

With which of the following pathological conditions will the patient experience joint noise at two different intervals during mandibular depression and elevation?

What is the significance of a "reciprocal click"?

What is the relationship of the temporomandibular joint (TMJ)with the cervical spine?

Which of the following muscles may become shortened when the posterior suboccipital muscles become tight as a result of a forward head posture?

Which of the following muscles is considered to be a prime mover for mandibular depression against resistance?

During normal mandibular lateral deviation to the left,the left condylar head ,and the right condylar head and disc .

Which of the following is true concerning the structure of the temporomandibular joint (TMJ)?

Biomechanical Applications to Joint Structure and Function

Joint Structure and Function

Muscle Structure and Function

The Vertebral Column

The Thorax and Chest Wall

The Shoulder Complex

The Elbow Complex

The Wrist and Hand Complex

The Hip Complex

The Knee Complex

The Ankle and Foot Complex

Filters

Exam 6: The Temporomandibular Joint

The first phase of mandibular depression occurs in the ________________joint and consists of anterior ________________of the condylar head.

The articular disc of the TMJ is attached laterally to the ________________and anteriorly to the ____________________.

Which of the following statements is true concerning the functions of the posterior bilaminar retrodiscal pad during normal temporomandibular joint (TMJ)osteokinematics?

Describe the attachments of the articular disc of the temporomandibular joint (TMJ).

Contraction of which muscle will pull the articular disc anteriorly during mouth opening?

During normal mandibular lateral deviation to the left,the left condylar head moves in this manner.

Which of the following muscles is considered to be a prime mover for mandibular lateral deviation to the right?

Describe the articulations and functions of the upper and lower joint spaces.

Biting down on the left side of the mouth promotes unloading of the right temporomandibular joint (TMJ).

Retrusion of the temporomandibular joint (TMJ)is primarily limited by the:

With which of the following pathological conditions will the patient experience joint noise at two different intervals during mandibular depression and elevation?

What is the significance of a "reciprocal click"?

What is the relationship of the temporomandibular joint (TMJ)with the cervical spine?

Which of the following muscles may become shortened when the posterior suboccipital muscles become tight as a result of a forward head posture?

Which of the following muscles is considered to be a prime mover for mandibular depression against resistance?

During normal mandibular lateral deviation to the left,the left condylar head ____________________,and the right condylar head and disc ____________________.

Which of the following is true concerning the structure of the temporomandibular joint (TMJ)?

Biomechanical Applications to Joint Structure and Function

Joint Structure and Function

Muscle Structure and Function

The Vertebral Column

The Thorax and Chest Wall

The Shoulder Complex

The Elbow Complex

The Wrist and Hand Complex

The Hip Complex

The Knee Complex

The Ankle and Foot Complex

Filters

The first phase of mandibular depression occurs in the joint and consists of anterior of the condylar head.

The articular disc of the TMJ is attached laterally to the and anteriorly to the ____.

During normal mandibular lateral deviation to the left,the left condylar head ,and the right condylar head and disc .