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intro A&P Lab
Bones/Skull
| Question | Answer |
|---|---|
| Forms back of the skull and surrounds spinal cord | Occipital |
| Large bones forming top of skull | Parietal |
| Forms anterior portion of floor cranium,roof of nasal cavity,and part of nasal septum | ethmoid |
| Portion of rear eye orbit and part of floor cranium | Sphenoid |
| Smaller bones forming the sides of the skull | Temporal |
| Cheek Bones | Zygoma |
| one or two openings in the mandible | Mental Foramen |
| opening where spinal cord enters cranium | Foramen magnum |
| Opening where ear canal enters through temporal bone | External Auditory meatus |
| Lower jaw,lower teeth | Mandible |
| Forms the Forehead | Frontal |
| the upper jaw and teeth | maxilla |
| Forms posterior portion of hard palate | Palatine |
| Vertebrocostal Ribs | 8,9,10 |
| Vertebrosternal Ribs | 1-7 attached to sternum |
| Vertebral Ribs | 11th and 12th |
| First two Cervical vertebra | Atlas, Axis |
| 3 bones that make up Os Coxa | Ilium, Ischium, Pubis |
| Appendicular Skeleton | Pectoral girdle,bones of the arms and hand, pelvic girdle, bones of the feet and legs |
| Axial Skelton | Skull,ventebral column, thoracic cage |
| Cervical Vertebrae | (7) Superior seven vertebra of column |
| Axis | Second cervical vertebra. extending through atlas |
| Atlas | top "ring shaped" cervical vertebrae |
| Osteon | the functional unit of compact bone |
| Lamella | (rings) little plates |
| Canliculi | lash-like |
| Distal Epiphysis | spongy bone |
| Diaphysis | compact bone |
| Femur | looks like a hammer |
| Radius | circle on proximal end |
| Ulna | has a U shape at proximal end |