axial skeleton Flashcards
(20 cards)
composition of skeletal system
bone. cartilage, joints, ligaments
forms long axis of the body
axial skeleton
composition of the axial skeleton
skull, vertebral column. thoracic cage
composition of the skull
cranial bone, and facial bones
cranium
vault=calvaria=skull cap
cranium
forms, superior, lateral and posterior aspects of skull and forehead
base or floor
prominent bony ridges divide cranial base into “fossa”
enumerate the cranial bones
frontal, parietal, occipital, temporal sphenoid, ethmoid bones
Temporal bones
houses the external acoustic meatus
In temporal bone
zygomatic process is continuous with the zygomatic bone
aka as cheek bone
zygomatic bone
sinusitis
infected ethmoid sinuses
what part of cranial bone is the middle nasal concha?
ethmoid bone
what is suture?
immovable interlocking of flat bone in the skull
- irregular saw toothed appearance
What are the largest skull sutures?
coronal, sagittal, squamous and lambdoid sutures
type of suture that separates parietal and temporal from occipital bone?
lambdoid suture
suture that separates frontal from parietal
coronal suture
suture separates parietal bone
sagittal suture
all the joints in the skull have interconnectionin the________
parietal bone
cranial cavity
houses the brain
