Chapter 6B Flashcards
______________ are surface features that can be used to describe and identify specific bones
bone markings
_____________ can be subdivided into the skull, thoracic cage, and vertebral column
axial skeleton
_____________________ skull and associated bones
skull
_________________ composed of ribs and sternum
thoracic cage
__________________ composed of vertebrae, sacrum, and coccyx
vertebral column
________________________ includes upper and lower limbs, the pectoral and pelvic girdle
appendicular skeleton
____________ encloses cranial cavity which encloses the brain
cranium or skull
________________ form the forehead and superior surface of each orbit
frontal bone
______________________form the upper sides and roof of cranium
parietal bone
___________________ surrounds the foramen magnum and articulates with the sphenoid, temporal, and parental bones to form the back of the cranium
occipital bone
___________________ helps form the sides and base of the cranium and fuses with the parietal bones along the squamous suture
temporal bones
_______________________ acts like a bridge that unites the cranial and facial bones
sphenoid bones
______________ stabilizes the brain and forms the roof and side of the nasal cavity
ethmoid bone
__________________ contains perforations for olfactory nerves
cribriform plate
_______________ forms part of the bony nasal septum
perpendicular plate
_____________ articulate with articulates with all the other facial bones except mandible
maxilla
_________________ forms the posterior portions of the hard palate and contribute to the walls of the nasal cavity and to the floor of each orbit
palatine bones
____________ forms the inferior portions of the bony nasal septum
vomer
___________________ help complete the orbit and together with the temporal bones for the ____________
zygomatic bones
zygomatic arch
_________________ articulate with the frontal bone and the maxillary bones
nasal bones
___________________ are within the orbit on its medial surface
lacrimal bone
_________________________ inside the nasal cavity aid the superior and middle nasal conchae of the ethmoid bone slowing incoming air
inferior nasal conchae
____________________ includes the bones that forms the superior and lateral walls of the nasal cavity and sinuses that drain into them.
nasal complex
nasal septum divides the _______________
nasal cavities
_____________ is the bone of the lower jaw
mandible
__________________ is suspended below the skull by the ligaments from the styloid process of the temporal bones
hyoid bone
fibrous connective tissue called _______________ permit the skulls of infants and children to continue growing
fontanelles
there are ___________ cervical vertebra
7
there are _____________ thoracic vertebrae
12
there are _____________ lumbar vertebrae
5
the ____________ and consists of fused vertebrae
sacrum and coccyx
the spinal column has four _____________ which accomplishes the unequal distribution of body weight and keep and keep it in line with the body axis
spinal curves
a typical vertebra has a ___________ and a ___________________ it articulates with other vertebrae at the articular process adjacent vertebrae are separated by ______________________
body
vertebral arch
intervertebral discs
cervical vertebrae are distinguished by the ______________ and _______________
oval body
transverse foramina
thoracic vertebrae are distinguished by their __________________
heart shaped body
the lumbar vertebrae are the most _______________ least mobile and are subjected to the greatest strain
massive