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24 Cards in this Set
- Front
- Back
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What are the cranial bones? (8) |
1) Parietal (L+R) 2) Temporal (L+R) 3) Frontal 4) Occipital 5) Sphenoid 6) Ethmoid |
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What are the facial bones? (14) |
1) Maxillae (L+R) 2) Zygomatics (L+R) 3) Nasals (L+R) 4) Lacrimals (L+R) 5) Palatines (L+R) 6) Inferior nasal conchae (L+R) 7) Mandible 8) Vomer |
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Identify the labeled structures |
A - Frontal bone G - Supraorbital foramen B - Ethmoid bone H - Nasal bone C - Sphenoid bone I - Sphenoid bone (again) D - Temporal bone J - Zygomatic bone E - Vomer bone K - Inferior nasal concha F - Mandible L - Maxilla |
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Do all people have a supraorbital foramen? |
No, some people have a notch, and some people have nothing at all |
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Identify the labeled structures |
A - Temporal bone I - Sphenoidal B - Occipital bone. sinus C - Internal accoustic meatus D - Mandibular foramen E - Parietal bone J - Ethmoid bone F - Sphenoid bone K - Vomer G - Frontal sinus H - Crista galli
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What is a sinus? |
Mucous membrane-lined, air-filled cavity |
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Inferior view of the skull |
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What structure passes through the foramen magnum? |
The spinal cord |
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What structure articulates with the occipital condyles? |
the atlas (first vertebra) |
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What 2 cavities can be found within the petrous portion of the temporal bone? |
- jugular foreman - carotid canal/foramen |
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What large vein passes through the jugular foramen? |
internal jugular vein |
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What large artery passes through the carotid foramen? |
Internal carotid artery |
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What is the relationship between the carotid canal and the foramen lacerum? |
no clue (????) |
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What condition occurs when CN VII (facial) becomes inflamed and swollen near the stylomastoid foramen? What are the effects? |
Bell's Palsy - facial muscles are paralyzed and droop; taste sensation may be affected |
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What structure passes through the optic canals? |
optic nerves (CN II) |
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What structure passes through the olfactory foramina? |
filaments of the olfactory nerves |
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What is a function of the crista galli? |
helps secure the brain in the cranial cavity |
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What is the nasal septum? What helps form it? |
a structure that divides the nasal cavity into left and right halves - formed by: - perpendicular plate (superior portion) - vomer (inferior portion) - septal cartilage (anteriorly) |
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What is a condyle? |
an articular surface that helps form a joint |
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What is the function of the condylar process of the Ramus? |
forms the temporomandibular joint w/ the mandibular fossa of the temporal bone - allows chewing |
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diagram showing the hypoglossal canal and others |
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Diagram showing the mandible |
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Diagram showing the Maxilla |
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diagram of the skull (anterior view) |
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