FAGD QUESTIONS AND ANSWERS 2026
What is insertion and origin of muscles ? - answers - insertion: bone where muscle
attaches to ..the bone that usually moves
Origin: stable bone where muscle originates from.
What is the action of the medial ptyergoid? - answers
- elevates/closes the mandible,
Aids in protrusion (same as masseter)
Moves the jaw to it's side in side-side movements (same as masseter)
Acts like a sling with the masseter muscle.
What is the function of the lateral pterygoid? - answers
- aids in opening/depressing the mandible
,Protrudes the mandible
Moves mandible to opposite side in side-side movements
What muscles are elevator muscles and help close the jaw during mastication? -
answers
- masseter
Medial pterygoid
Temporalis
What muscles are depressor muscles and help open the jaw? – answers
- lateral pterygoid
Suprahyoid (digastric)
,What are the two components to the masseter muscle? – answers
- superficial and deep masseter
What is the origin and insertion of the masseter muscle? – answers
- origin - the outer surface of the zygoma
Insertion - lower boarder of the ramus
What is the action of the masseter muscle? – answers
, - elevation of mandible
Aids in protrusion
Moves mandible to it's side in side-side movements
There is also fibers that can help in retrusion but it's very minor
What are the three components of the temporalis muscle? – answers
- anterior, middle and posterior
What is the origin and insertion of the temporalis muscle? – answers
What is insertion and origin of muscles ? - answers - insertion: bone where muscle
attaches to ..the bone that usually moves
Origin: stable bone where muscle originates from.
What is the action of the medial ptyergoid? - answers
- elevates/closes the mandible,
Aids in protrusion (same as masseter)
Moves the jaw to it's side in side-side movements (same as masseter)
Acts like a sling with the masseter muscle.
What is the function of the lateral pterygoid? - answers
- aids in opening/depressing the mandible
,Protrudes the mandible
Moves mandible to opposite side in side-side movements
What muscles are elevator muscles and help close the jaw during mastication? -
answers
- masseter
Medial pterygoid
Temporalis
What muscles are depressor muscles and help open the jaw? – answers
- lateral pterygoid
Suprahyoid (digastric)
,What are the two components to the masseter muscle? – answers
- superficial and deep masseter
What is the origin and insertion of the masseter muscle? – answers
- origin - the outer surface of the zygoma
Insertion - lower boarder of the ramus
What is the action of the masseter muscle? – answers
, - elevation of mandible
Aids in protrusion
Moves mandible to it's side in side-side movements
There is also fibers that can help in retrusion but it's very minor
What are the three components of the temporalis muscle? – answers
- anterior, middle and posterior
What is the origin and insertion of the temporalis muscle? – answers
