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30 Cards in this Set
- Front
- Back
Which bones form the hard palate?
a. mandible and maxillae b. palatine bones and mandible c. palatine bones and maxillae d. maxillae only |
C- palatine bones and maxillae
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The bony portion of the nasal septum is formed by the
a. perpendicular plate of the ethmoid bone and vomer b. perpendicular plate of the ethmid bone only c. nasal bones and perpendicular plate of the ethmoid bone d. vomer and sphenoid bones |
A- perpendicular plate of the ethmoid bone and vomer
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The mandible articulates with the ____ bone
a. occipital b. frontal c. temporal d. parietal |
C- temporal
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Some muscles that control the tongue and larynx are attached to the
a. maxillae b. cervical vertebrae c. hyoid bone d. malleus bone |
C- hyoid bone
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The frontal and parietal bones articulate at the ____ suture
a. coronal b. sagittal c. lambdoid d. squamous |
A- coronal
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The compression of an infant's skull bones at birth is facilitated by spaces between unfused cranial bones called
a. ossification centers b. fortanelles c. foramina d. fossae |
B- fortanelles
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All of the following are openings in the sphenoid except the
a. foramen rotundum b. hypoglossal canal c. foramen spinosum d. optic canal |
B- hypoglossal canal
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Each temporal bone articulates with the
a. frontal, temporal, occipital, and prietal bones only b. frontal, zygomatic, occipital, parietal and sphenoid bones c. occipital, zygomatic, sphenoid, and parietal bones, and the mandible d. frontal, occipital, temporal, sphenoid, and parietal bones |
C- occipital, zygomatic, sphenoid, and parietal bones, and the mandible
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Most ___ vertebrae have a long spinous process that is angled inferiorly
a. cervical b. thoracic c. lumbar d. sacral |
B- thoracic
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The clavicles articulate with the ____ of the sternum
a. manubrium b. xiphoid process c. body d. angle |
A- manubrium
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true ribs
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1-7
articulate anteriorly with the sternum |
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false ribs
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8-12
do not articulate directly with the sternum |
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floating ribs
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11 and 12
do not articulate with any bony structure anteriorly |
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located just inferior to the mandible.
only bone that does not articulate with another bone |
hyoid bone
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bones that make up the cranium and have direct contact with the brain
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cranial bones
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sutures
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immovable joints between skull bones
1. coronal 2. lambdoid 3. sagittal 4. squamous |
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comprised of 3 bones
1. manubrium 2. body 3. xiphoid process |
sternum
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cervical vertebrae
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7 (C1 - C7)
C1 - atlas C2 - axis - axis of rotation |
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Lumbar Vertebrae
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5 (L1 - L5)
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shared by the two parietal bones and runs along the mid-sagittal plane from the frontal bone to the occipital bone
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sagittal suture
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between parietal and occipital bones
(inverted V-shape like the Greek letter lambda) |
Lambdoid suture
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thoracic vertebrae
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12 (T1 - T12)
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bones of the skull
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1. cranial bones
2. facial bones |
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Vertebral column
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26 vertebrae total
cervical thoracic lumbar sacrum coccyx |
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Sacrum
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1 ( a fusion of 5 vertebrae)
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the bones that do not make direct contact with the brain (14 bones)
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facial bones
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suture between the temporal and parietal bones
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squamous suture
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suture between the frontal and parietal bones
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coronal suture
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number of bones in the adult skeleton
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206
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coccyx
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1 (a fusion of 4 vertebrae)
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