FREE AND STUDY GAMES ABOUT HEAD NECK.4 EXAM

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QUESTIONS

Actual Qs and Ans Expert-Verified Explanation

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-Guarantee passing score -86 Questions and Answers -format set of multiple-choice -Expert-Verified Explanation Question 1: 139. Where do the posterior ethmoid air cells open? Where do the middle and anterior ethmoid cells open?

Answer:

*superior meatus of nasal cavity *middle meatus Question 2: 90. What cranial bone is single, in the midline of the skull, and adjoins the vomer at its inferior and posterior border? Also, with what other bones does it articulate?

Answer:

*ethmoid bone *articulates with the frontal, sphenoid, lacrimal & max. bone Question 3: 131. What is the opening on the internal surface of the ramus and to what canal is it connected?

Answer:

*mandibular foramen *mandibular canal Question 4: 77. What projection is located on the frontal bone that is lateral to the orbit?

Answer:

zygomatic process of the frontal bone

Question 5: 91. In relation to the cribriform plate, where is the perpendicular plate? What midline nasal feature does it help form?

Answer:

*it crosses the horizontal cribriform plate *nasal septum

Question 6: 102. What bone and its specific portions form the infraorbital rim?

Answer:

maxillary process of the zygomatic bone Question 7: 69. What is the four-sided plate on the occipital bone that is anterior to the foramen magnum? What is its midline projection?

Answer:

*basilar portion *pharyngeal tubercle Question 8: 78. What depression is located just inside the lateral portion of the supraorbital ridge? In life, what did it contain? Also, what did it produce?

Answer:

*lacrimal fossa *lacrimal gland *lacrimal fluid (tears)

Question 9: 109. What landmark separates the upper jaw from the sphenoid bone?

Answer:

inferior orbital fissure Question 10: 138. How does each sphenoid sinus communicate with and drain into the nasal cavity? Where does it drain?

Answer:

*through an opening superior to each superior nasal concha *drains into the nasal cavity

Question 11: 144. What are the boundaries of the temporal fossa?

Answer:

*S & P-inferior temporal line *Ant-frontal process of zygomatic bone *M-surface of temp. bone *L-zygomatic arch *I-infratemporal crest of greater wing of sph. bone

Question 12: 122. What portion of the lower jaw contains the roots of the teeth?

Answer:

alveolar process of the mandible Question 13: 68. What are the curved and smooth paired projections on the occipital bone that are lateral and anterior to the foramen magnum? Also, with what do they articulate?

Answer:

*occipital condyles *have a movable articulation w/ the atlas Question 14: 140. Describe the shape of each maxillary sinus and their specific portions.

Answer:

*pyramid-shaped sinuses w/apex, three walls a roof & a floor Question 15: 103. What skull bone could be considered a facial bone and consists of a horizontal and vertical plate? Also, with what bones do they articulate?

Answer:

*palatine bones *articulate w/each other & the maxillae & sphenoid bone Question 16: 110. What is the groove in the floor of the orbital surface? What canal does it become?

Answer:

*infraorbital sulcus *becomes infraorbital canal Question 17: 105. State the usual location of the greater and lesser palatine foramina. To which canals are they related?

Answer:

*greater-located posterolateral region of palatine bones, at the apex of the max. 3rd molar & lesser is near the greater *both are opening of the pterygopalatine canal Question 18: 126. What depression is located between the coronoid process and the condyle of the mandible?

Answer:

mandibular notch

Question 19: 151. What bone is suspended in the neck and forms the base of the tongue and larynx? What function does it serve? Also, what are its specific portions?

Answer:

*hyoid bone *muscle attachment important for mastication, swallowing & speech *body of hyoid, greater & lesser cornu Question 20: 84. What bony demarcation is located posterior to the articulation portion of the temporal bone through which the chorda tympani nerve emerges?

Answer:

petrotympanic fissure Question 21: 81. What bones and their specific portions form the zygomatic arch of the face?

Answer:

squamous portion of the temporal bone forms the zygomatic process of the temporal bone which forms a portion of the zygomatic arch Question 22: 99. What pair of facial bones project off the maxilla to form the lateral walls of the nasal cavity? Of what type of bone are they composed? Also, with what bones do they articulate?

Answer:

*inferior nasal conchae *spongy bone *articulate with ethmoid, lacrimal, palatine, & maxillary bone Question 23: 96. What paired facial bones are irregular thin plates of bone that form a small portion of the anterior medial wall of the orbit?

Answer:

paired lacrimal bones Question 24: 148. What fossa of the skull is a cone-shaped depression between the pterygoid process and the maxillary tuberosity?

Answer:

pterygopalatine fossa Question 25: 85. What large, roughened projection of the temporal bone is posterior to the external acoustic meatus? Of what is it composed? Also, for what purposes does it serve?

Answer:

*mastoid process *air spaces or mastoid air cells *to communicate with the middle ear cavity