Question 1

Name the four types of nerve endings in the TMJ.

Accepted Answer

Pacinian nerve endings (pressure receptors),Ruffini nerve endings (temperature endings),Meissner nerve endings (touch receptors),free nerve endings (pain endings)

Question 2

Which of the following is not a function of the temporomandibular joint (TMJ)?

Accepted Answer

A)  Speech 
B)  Deglutition 
C)  Respiration 
D)  Mastication 
A)  Speech 
B)  Deglutition 
C)  Respiration 
D)  Mastication C

Question 3

Articular remodeling is a response to _______________.

Accepted Answer

A)  aging 
B)  inactivity 
C)  genetic dysfunction 
D)  environmental stress 
A)  aging 
B)  inactivity 
C)  genetic dysfunction 
D)  environmental stress D

Question 4

The postnatal condylar head is a thick band of ___________.

Accepted Answer

The answer of The postnatal condylar head is a thick...

Question 5

The ___________ compartment of the temporomandibular cavity is bound superiorly by the articular fossa and inferiorly by the disk.

Accepted Answer

The answer of The ___________ compartment of the temporomandibular cavity...

Question 6

Cartilage-bone remodeling is not possible.

Accepted Answer

A) True 
 B)False

Question 7

Which of the following is a function of the lateral ligament of the temporomandibular joint?

Accepted Answer

A)  Operates in retraction of the disk 
B)  Strengthens the capsule and allows freedom of condylar movement 
C)  Provides strong insulation between the condylar heads and articular surfaces 
D)  Supports the joint and limits excursions of the condyles to a normal range 
A)  Operates in retraction of the disk 
B)  Strengthens the capsule and allows freedom of condylar movement 
C)  Provides strong insulation between the condylar heads and articular surfaces 
D)  Supports the joint and limits excursions of the condyles to a normal range

Question 8

A mature mandibular condyle is which shape?

Accepted Answer

A)  Ovoid 
B)  Circular 
C)  Crescent 
D)  Triangular 
A)  Ovoid 
B)  Circular 
C)  Crescent 
D)  Triangular

Question 9

Which ligament attaches to the lateral part of the disk?

Accepted Answer

A)  Stylohyoid 
B)  Stylomandibular 
C)  Sphenomandibular 
D)  Temporomandibular 
A)  Stylohyoid 
B)  Stylomandibular 
C)  Sphenomandibular 
D)  Temporomandibular

Question 10

The action of the lower half of the TMJ is a gliding motion.

Accepted Answer

A) True 
 B)False

Question 11

The heads of mandibular condyles form secondary ossification centers.Secondary ossification centers produce epiphyseal lines (cartilage-bone junctions).

Accepted Answer

A)  Both statements are true. 
B)  Both statements are false. 
C)  The first statement is true; the second is false. 
D)  The first statement is false; the second is true. 
A)  Both statements are true. 
B)  Both statements are false. 
C)  The first statement is true; the second is false. 
D)  The first statement is false; the second is true.

Question 12

More blood vessels innervate the lateral and medial surfaces of the articular disk than the anterior and posterior areas.

Accepted Answer

A) True 
 B)False

Question 13

The articular fossa undergoes which developmental change?

Accepted Answer

A)  Deepens and expands 
B)  Becomes brittle and narrow 
C)  Loses flexibility and perforates 
D)  Becomes increasingly scalloped in shape 
A)  Deepens and expands 
B)  Becomes brittle and narrow 
C)  Loses flexibility and perforates 
D)  Becomes increasingly scalloped in shape

Question 14

Which of the following is a function of the temporomandibular joint capsule?

Accepted Answer

A)  Provides joint lubrication 
B)  Supports articulatory movements 
C)  Encloses the lateral, medial, and posterior boundaries 
D)  Keeps the disk immobile when the head of the condyle moves 
A)  Provides joint lubrication 
B)  Supports articulatory movements 
C)  Encloses the lateral, medial, and posterior boundaries 
D)  Keeps the disk immobile when the head of the condyle moves

Question 15

At birth,condylar heads are round and covered with a thick layer of cartilage.

Accepted Answer

A) True 
 B)False

Question 16

The synovial membrane is associated with numerous capillaries and _________.

Accepted Answer

A)  fluids 
B)  bones 
C)  ligaments 
D)  lymphatics 
A)  fluids 
B)  bones 
C)  ligaments 
D)  lymphatics

Question 17

The lateral pterygoid muscle does which of the following?

Accepted Answer

A)  Retracts the mandible 
B)  Protracts and elevates the mandible 
C)  Elevates the mandible and clenches the teeth 
D)  Protrudes the mandible and pulls the articular disk forward 
A)  Retracts the mandible 
B)  Protracts and elevates the mandible 
C)  Elevates the mandible and clenches the teeth 
D)  Protrudes the mandible and pulls the articular disk forward

Question 18

The articular disk is thin but highly vascular.

Accepted Answer

A) True 
 B)False

Question 19

Identify the four muscles of mastication.

Accepted Answer

Medial pterygoid,lat

Question 20

Every individual has eight muscles of mastication.

Accepted Answer

A) True 
 B)False

Name the four types of nerve endings in the TMJ.

Which of the following is not a function of the temporomandibular joint (TMJ)?

Articular remodeling is a response to _______________.

The postnatal condylar head is a thick band of ___________.

The ___________ compartment of the temporomandibular cavity is bound superiorly by the articular fossa and inferiorly by the disk.

Cartilage-bone remodeling is not possible.

Which of the following is a function of the lateral ligament of the temporomandibular joint?

A mature mandibular condyle is which shape?

Which ligament attaches to the lateral part of the disk?

The action of the lower half of the TMJ is a gliding motion.

The heads of mandibular condyles form secondary ossification centers.Secondary ossification centers produce epiphyseal lines (cartilage-bone junctions).

More blood vessels innervate the lateral and medial surfaces of the articular disk than the anterior and posterior areas.

The articular fossa undergoes which developmental change?

Which of the following is a function of the temporomandibular joint capsule?

At birth,condylar heads are round and covered with a thick layer of cartilage.

The synovial membrane is associated with numerous capillaries and _________.

The lateral pterygoid muscle does which of the following?

The articular disk is thin but highly vascular.

Identify the four muscles of mastication.

Every individual has eight muscles of mastication.

Development and Structure of Cells and Tissues

Structure and Function of Cells, Tissues, and Organs

Development of the Oral Facial Region

Development of the Face and Palate

Development of Teeth

Eruption and Shedding of the Teeth

Enamel

Dentin

Dental Pulp

Cementum

Periodontium: Periodontal Ligament

Periodontium: Alveolar Process and Cementum

Oral Mucosa

Salivary Glands and Tonsils

Biofilms

Filters

Exam 13: Temporomandibular Joint

Name the four types of nerve endings in the TMJ.

Which of the following is not a function of the temporomandibular joint (TMJ)?

Articular remodeling is a response to _______________.

The postnatal condylar head is a thick band of ___________.

The ___________ compartment of the temporomandibular cavity is bound superiorly by the articular fossa and inferiorly by the disk.

Cartilage-bone remodeling is not possible.

Which of the following is a function of the lateral ligament of the temporomandibular joint?

A mature mandibular condyle is which shape?

Which ligament attaches to the lateral part of the disk?

The action of the lower half of the TMJ is a gliding motion.

The heads of mandibular condyles form secondary ossification centers.Secondary ossification centers produce epiphyseal lines (cartilage-bone junctions).

More blood vessels innervate the lateral and medial surfaces of the articular disk than the anterior and posterior areas.

The articular fossa undergoes which developmental change?

Which of the following is a function of the temporomandibular joint capsule?

At birth,condylar heads are round and covered with a thick layer of cartilage.

The synovial membrane is associated with numerous capillaries and _________.

The lateral pterygoid muscle does which of the following?

The articular disk is thin but highly vascular.

Identify the four muscles of mastication.

Every individual has eight muscles of mastication.

Development and Structure of Cells and Tissues

Structure and Function of Cells, Tissues, and Organs

Development of the Oral Facial Region

Development of the Face and Palate

Development of Teeth

Eruption and Shedding of the Teeth

Enamel

Dentin

Dental Pulp

Cementum

Periodontium: Periodontal Ligament

Periodontium: Alveolar Process and Cementum

Oral Mucosa

Salivary Glands and Tonsils

Biofilms

Filters