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Stack #4673300
| Question | Answer |
|---|---|
| How many bones make up the adult skull? 22 | |
| How many cranial bones are in the skull? 8 | |
| How many facial bones are in the skull? 14 | |
| What portion of the skull forms the cranial vault? Calvaria | |
| What type of bone is diploë? Spongy bone between compact plates | |
| Which cranial bone forms the forehead? Frontal | |
| Which cranial bone contains the foramen magnum? Occipital | |
| Which cranial bones form the roof and sides of the skull? Parietal bones | |
| Which cranial bone is bat-shaped and articulates with all cranial bones? Sphenoid | |
| Which cranial bone contains the cribriform plate? Ethmoid | |
| Which cranial bones house organs of hearing and balance? Temporal bones | |
| What type of joint connects skull bones? Sutures | |
| Which suture separates the frontal and parietal bones? Coronal | |
| Which suture runs between the parietal bones? Sagittal | |
| Which suture separates parietal and occipital bones? Lambdoidal | |
| What junction of sutures is called the bregma? Sagittal and coronal | |
| What junction of sutures is called the lambda? Sagittal and lambdoidal | |
| How many cranial fossae are there? Three | |
| Which cranial fossa houses the frontal lobes? Anterior cranial fossa | |
| Which cranial fossa houses the temporal lobes? Middle cranial fossa | |
| Which cranial fossa houses the cerebellum? Posterior cranial fossa | |
| What is the most common skull morphology? Mesocephalic | |
| Which skull type is short and broad? Brachycephalic | |
| Which skull type is long and narrow? Dolichocephalic | |
| What structure of the sphenoid houses the pituitary gland? Sella turcica | |
| Which structure allows passage of olfactory nerves? Cribriform plate | |
| What sloping bone supports the pons? Clivus | |
| What structure articulates with C1? Occipital condyles | |
| What are paranasal sinuses? Air‑filled cavities within skull bones | |
| How many groups of paranasal sinuses exist? Four | |
| Which sinus group is the largest? Maxillary sinuses | |
| Which sinuses are located in the frontal bone? Frontal sinuses | |
| Which sinuses are divided into anterior, middle, and posterior groups? Ethmoid sinuses | |
| Which sinuses are inferior to the sella turcica? Sphenoid sinuses | |
| Which sinuses are present at birth? Maxillary | |
| Why must sinus imaging be upright? To show air‑fluid levels | |
| Which baseline connects the outer canthus to the EAM? Orbitomeatal line (OML) | |
| Why are radiographic skull guidelines based on mesocephalic skulls? They represent average skull shape | |
| What skull type requires increased CR angulation? Brachycephalic | |
| What skull type requires decreased CR angulation? Dolichocephalic | |
| What confirms a true lateral skull image? Superimposed orbital roofs | |
| What anatomy is best demonstrated on AP axial Towne? Occipital bone and foramen magnum | |
| What projection best demonstrates frontal sinuses? PA axial Caldwell | |
| Which projection best demonstrates maxillary sinuses? Waters | |
| Why is a horizontal CR used for sinus imaging? To visualize fluid levels | |
| Which sinuses are demonstrated on SMV? Sphenoid and ethmoid |
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