4/7/26, 7:36 AM FAGD EXAM Questions and Answers (Verified Answers) Study Guide (latest version verified for accuracy) | 2025\2026 Latest!! Flash…
FAGD EXAM Questions and Answers (Verified
Answers) Study Guide (latest version verified for
accuracy) | 2025\2026 Latest!!
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Terms in this set (850)
What muscles are elevator muscles Masseter
and help close the jaw during Medial pterygoid
mastication? Temporalis
What muscles are depressor muscles Lateral pterygoid
and help open the jaw? Suprahyoid (digastric)
What are the two components to the Superficial and deep masseter
masseter muscle?
What is the origin and insertion of Origin - the outer surface of the zygoma
the Masseter muscle? Insertion - Lower boarder of the ramus
What is the action of the masseter Elevation of mandible and aids in protrusion
muscle?
What are the three components of Anterior, Middle and Posterior
the temporalis muscle?
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What is the origin and insertion of Origin - Temporal fossa and lateral surface of the
the temporalis muscle? skull
Insertion - Coronoid process and anterior
ascending ramus
What is the action of the temporalis elevates and retrudes the mandible
muscle?
What is the origin and insertion of Origin - pterygoid fossa
the medial pterygoid muscle? Insertion - medial surface of the mandibular angle
What is the action of the medial Elevates the mandible, aids in protrusion.
ptyergoid? Acts like a sling with the masseter muscle.
If a unilateral contractions happens Medio-trusive movement.
of the medial pterygoid, what do you One condyle translates while the other rotates.
get? Balancing side movement
What are the two components of the Superior and Inferior
lateral ptyergoid?
What is the origin and insertion of Origin - Infratemporal surface of the greater wing
the superior lateral ptyergoid? of the sphenoid bone
Insertion - Medial portion of the articular disc (30-
40%), Neck of the condyle
What is the origin and insertion of Origin - outer surface of lateral pterygoid plate
the inferior lateral ptyergoid? Insertion - neck of condyle
What is the function of the lateral Protrudes the mandible
ptyergoid? Aids in opening or depressing the mandible
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If you get a lateral ptyergoid spasm, •Discludes the dentition on the affected side
which side of the mouth would you (posterior)
have an interference? •Causes premature contact of the anterior teeth on
the contralateral side
What is the origin and insertion of •Origin
the anterior belly of the suprahyoid -lingual surface of mandible at the midline
digastric muscle? •Insertion
-intermediate tendon on hyoid bone
•Innervated by the 5th cranial nerve
What is the origin and insertion of •Origin
the posterior belly of the suprahyoid -mastoid notch
digastric muscle? •Insertion
-intermediate tendon on the hyoid bone
•Innervated by the 7th cranial nerve
What is the action of the suprahyoid Action
digastric muscle? -depresses the mandible
-accessory opening muscle
Which biomechanic movement of Rotational movement
the condyle is a "hinge" movement? -occurs between the condyle and the disc
Where does it occur?
Which biomechanic movement of Translational movement
the condyle is a "gliding" movement? - occurs between the disc and the fossa
Where does it occur?
If one joint is not translating, The affected
mandible will deviate to the __________
side
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A slight translation in the horizontal Bennett Movement
plane of the "working side" of the -Bodily shift of the mandible in the direction of the
condyle is known as _________ working condyle
movement. - Just stating that when the jaw is moving right, the
mandibular body of the left is is moving over the
horizontal plan.
In a left lateral movement, the right - forward
condyle moves ________ and the left - lateral posterior
condyle shifts in a ________ _______
direction
In a left lateral movement, which side Left
is the "working" side?
In a left lateral movement, which side Right
is the "non-working" or "balancing
side"
In para-function, you have Iso________ METRIC
contractions. Which direction are the Horizontal
forces applied?
In functional contractions, you have TONIC
Iso________ contractions. Which Vertical
direction are the forces applied?
What is : "A stereotyped movement Sleep Bruxism
disorder characterized by rhythmic
masticatory muscle activity
associated with tooth grinding and
occasional tooth clenching"
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FAGD EXAM Questions and Answers (Verified
Answers) Study Guide (latest version verified for
accuracy) | 2025\2026 Latest!!
Save
Terms in this set (850)
What muscles are elevator muscles Masseter
and help close the jaw during Medial pterygoid
mastication? Temporalis
What muscles are depressor muscles Lateral pterygoid
and help open the jaw? Suprahyoid (digastric)
What are the two components to the Superficial and deep masseter
masseter muscle?
What is the origin and insertion of Origin - the outer surface of the zygoma
the Masseter muscle? Insertion - Lower boarder of the ramus
What is the action of the masseter Elevation of mandible and aids in protrusion
muscle?
What are the three components of Anterior, Middle and Posterior
the temporalis muscle?
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What is the origin and insertion of Origin - Temporal fossa and lateral surface of the
the temporalis muscle? skull
Insertion - Coronoid process and anterior
ascending ramus
What is the action of the temporalis elevates and retrudes the mandible
muscle?
What is the origin and insertion of Origin - pterygoid fossa
the medial pterygoid muscle? Insertion - medial surface of the mandibular angle
What is the action of the medial Elevates the mandible, aids in protrusion.
ptyergoid? Acts like a sling with the masseter muscle.
If a unilateral contractions happens Medio-trusive movement.
of the medial pterygoid, what do you One condyle translates while the other rotates.
get? Balancing side movement
What are the two components of the Superior and Inferior
lateral ptyergoid?
What is the origin and insertion of Origin - Infratemporal surface of the greater wing
the superior lateral ptyergoid? of the sphenoid bone
Insertion - Medial portion of the articular disc (30-
40%), Neck of the condyle
What is the origin and insertion of Origin - outer surface of lateral pterygoid plate
the inferior lateral ptyergoid? Insertion - neck of condyle
What is the function of the lateral Protrudes the mandible
ptyergoid? Aids in opening or depressing the mandible
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If you get a lateral ptyergoid spasm, •Discludes the dentition on the affected side
which side of the mouth would you (posterior)
have an interference? •Causes premature contact of the anterior teeth on
the contralateral side
What is the origin and insertion of •Origin
the anterior belly of the suprahyoid -lingual surface of mandible at the midline
digastric muscle? •Insertion
-intermediate tendon on hyoid bone
•Innervated by the 5th cranial nerve
What is the origin and insertion of •Origin
the posterior belly of the suprahyoid -mastoid notch
digastric muscle? •Insertion
-intermediate tendon on the hyoid bone
•Innervated by the 7th cranial nerve
What is the action of the suprahyoid Action
digastric muscle? -depresses the mandible
-accessory opening muscle
Which biomechanic movement of Rotational movement
the condyle is a "hinge" movement? -occurs between the condyle and the disc
Where does it occur?
Which biomechanic movement of Translational movement
the condyle is a "gliding" movement? - occurs between the disc and the fossa
Where does it occur?
If one joint is not translating, The affected
mandible will deviate to the __________
side
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A slight translation in the horizontal Bennett Movement
plane of the "working side" of the -Bodily shift of the mandible in the direction of the
condyle is known as _________ working condyle
movement. - Just stating that when the jaw is moving right, the
mandibular body of the left is is moving over the
horizontal plan.
In a left lateral movement, the right - forward
condyle moves ________ and the left - lateral posterior
condyle shifts in a ________ _______
direction
In a left lateral movement, which side Left
is the "working" side?
In a left lateral movement, which side Right
is the "non-working" or "balancing
side"
In para-function, you have Iso________ METRIC
contractions. Which direction are the Horizontal
forces applied?
In functional contractions, you have TONIC
Iso________ contractions. Which Vertical
direction are the forces applied?
What is : "A stereotyped movement Sleep Bruxism
disorder characterized by rhythmic
masticatory muscle activity
associated with tooth grinding and
occasional tooth clenching"
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