l 11 axial skeleton Flashcards
what are the different shape of bones
long bone, short bone, flat bone, irregular bonne, sesamoid bone, pneumatized bone, structural bone
define long bone
tubular in shape, strongest and lightest in combination , 2 extended end of articulation
define short bones
cuboid, thin layer of compact bone supported by network of trabecular bone. found in wrist and foot
define flat bone
2 table compact bone filled with trabecular and bonne marrow, usually protective or reinforcing,
define irregular bone
facial an vertebrae
define sesamoid bone
round or oval, develop in certain tendon where they cross end of long bone, protect tendons from wear, change line of pull muscle
define pneumatized bone
bone with air cavities, present in skull, lighten the structure
what are the name of the vertebrae and number
7 cervical, 12 thoracic, 5 lumbar, 4 sacral
what are the particularities of cervical
small body, triangular foramen, foramen transversarium, bifid spinous processes
what are the particularities of thoracic vertebrae
heart shaped body, superior and inferior coastal facet, round foramen, long spinous process
what are the particularities of lumbar vertebrae
kidney shaped body, no coastal facet, triangular foramen, large articular process