33.
Select the structure that is important during the administration of a local anesthetic
to the mandibular nerve.
a. Mental foramina.
b. Mandibular foramina.
c.
Foramina of stensen.
d. Incisive foramen.
e. Greater palatal foramen.
SPECIAL INSTRUCTIONS FOR EXERCISES 34 THROUGH 38. Match each muscle
of mastication in Column A to its description in Column B. Mark your answers in the
space provided.
Column A
Column B
34.
Masseter.
a. Closes the jaws and pulls the mandible backward.
35.
Temporalis.
b. Opens the mouth, producing forward and sideward
movements.
36.
Medial pterygoid.
c. Close the jaws, exerting pressure in
the molar region.
37.
Lateral pterygoid.
d. Elevates the mandible against the maxilla.
38.
Buccinator.
e. Positions food between the teeth by
compressing the cheek.
39.
List the smaller muscles that assist in opening the mouth.
a. The ________________________________.
b. The ________________________________.
c.
The ________________________________.
d. The ________________________________.
MD0501
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