Unit 4 Test (Assigned Questions)

4. The mental foramen is located in the:
A. Body of the maxilla
B. Ramus of the mandible
C. Body of the mandible
D. Alveolar process of the maxilla
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4. The mental foramen is located in the:
A. Body of the maxilla
B. Ramus of the mandible
C. Body of the mandible
D. Alveolar process of the maxilla
B. Ramus of the mandible
8. In which of the following bones would you find the external auditory meatus?
A. the mastoid bone
B. the temporal bone
C. the occipital bone
D. both A and C
E. None of the above
B. the temporal bone
11. Which of the following teeth would NOT be found in proximity to the floor of the maxillary sinus?
A. Maxillary first molar
B. Maxillary lateral incisor
C. Maxillary first premolar
D. Maxillary third molar
E. None of the above
B. Maxillary lateral incisor
16. What is the function of the temporalis muscle?
A. Depression the mandible
B. Elevate the mandible
C. Protrude the mandible
D. Retrude the mandible
E. Depress and protrude the mandible
F. Elevate and retrude the mandible
F. Elevate and retrude the mandible
17. Which of the following is NOT the origin of the medial pterygoid muscle?
A. Maxillary tuberosity
B. Pterygoid fossa
C. Medial wall of the lateral pterygoid plate
D. Lateral wall of the medial pterygoid plate
D. Lateral wall of the medial pterygoid plate
18. Which of the following muscles MOST directly affects the movement of the temporomandibular joint (TMJ)?
A. temporalis
B. Masseter
C. Pterygoid plate
D. Zygomatic arch
A. temporalis
19. The muscles of mastication are innervated by the ______cranial nerve.
A. V
B. VII
C. IX
D. X
A. V
20. What muscles function in the closing of the jaw?
A. masseter muscle
B. temporalis muscle
C. medial pterygoid muscle
D. A, B, and C
E. both A and B
D. A, B, and C
21. Which of the following muscles is capable of retruding the mandible?
A. temporalis
B. digastric
C. mylohyoid
D. lateral pterygoid
E. A and B
E. A and B
23. Which of the following statements is NOT true about the sternocleidomastoid and trapezius muscles?
A. They can both assist in movements of the head
B. They can be involved in referred pain
C. Spasms in either muscle can refer pain to the TMJ
D. They both have similar insertions
D. They both have similar insertions