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Chapter 7, 8
Axial Skeleton
| Term | Definition |
|---|---|
| Skeletal sytem | Internal framework, support soft tissues, protect vital organs, bear body weight, and function as levers to help us move 206 bones- bones differ in size, shape and weight diversity is directly related to function |
| Axial(ch.7) skull, vertebral column, thoracic cage | central supporting axis of the body create framework that supports and protects the organs spongy bone contains hemopoietic tissue |
| Appendicular (ch.8) | bones of upper limbs, pectoral girdle, bones of the lower limbs, pelvic girdle. |
| bones markings, | articulating surfaces |
| condyle | large, smooth, rounded oval structure |
| facet | small, flat, shallow surface |
| head | prominent, rounded epiphysis |
| trochlea | smooth, grooved, pulley-like process |
| depressons | fossa and sulcus |
| fossa | flattened or shallow depression |
| sulcus | narrow groove |
| openings and spaces | (canal, foramen, meatus, and sinus) |
| canal | passageway through bone |
| foramen | hole through a bone |
| meatus | opening into a canal |
| sinus | cavity or hollow space in a bone |
| projections | (crest, epicondyle, process, spine, trochanter, tubercle, and tuberosity) |
| crest | narrow, prominent ridgelike projection |
| epicondyle | projection adjacent to a condyle |
| process | any marked bony prominence |
| spine | pointed, slender process |
| trochanter | 2 massive, rough projections on femur |
| tubercle | small, rounded projections |
| tuberosity | large, rough projection |