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Cards In This Set
| Front | Back |
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What is the axial skeleton?
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It is composed of the bones along the central axis of the body; divided into the skull, the verebral column, and the thoracic cage
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What is the main purpose of the axial skeleton?
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To form a framework that supports and protects the organs
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What is hemopoietic tissue?
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The spongy bone of most of the axial skeleton; responsible for blood cell formation
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What is the skull composed of?
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Both cranial and facial bones
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Cranial bones....
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Form the rounded cranium
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Cranium
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Completely surrounds and encloses the brain made up of 8 bones
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What are the bones in the cranium?
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Ethmoid (1), frontal (1), occipital (1), sphenoid (1), parietal (2), temporal (2)
--they provide attachment sites for jaw, head, and neck muscles |
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What are the facial bones?
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The bones that form the face; protect the entrances to the digestive and respiratory systems; provide attachment sites for facial muscles
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What is the cranial cavity?
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The largest cavity in the skull; ecloses, protects, and supports the brain; has an adult volume of 1300 to 1500 cm
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What are the other small cavities in the skull?
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Orbites (eye sockets), oral cavity (mouth), nasal cavity, and paranasal sinuses
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What are the cranial bones in the skull?
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Frontal (1), parietal (2), temporal (2), occipital (1), sphenoid (1), ethmoid (1)
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What are the facial bones in the skull (14)?
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Zygomatic (2), lacrimal (2), nasal (2), vomer (1), inferior nasal conchae (2), palatine (2), maxillae (2), manidble (1)
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What are associated bones of the skull (7)?
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Auditroy ossicles (6): malleus (2), incus (2), stapes (2)
hyoid bone |
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What are the bones in the vertebral column(26)?
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Vertebrae 924): cervical vertebrae (7), thoracic vertebrae (12), lumbar vertebrae (5)
Sacrum (1) and Coccyx (1) |
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What are the bones in the thoracic cage (25)?
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Sternum (1), ribs (24)
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