CHAPTER 11 Flashcards
Joints of the Skull
1
Q
sutures
-classification: _____ joints, _____ in type
- bony surfaces:
- the _____ is the articulation of the two parietal bones in the _____ plane of the skull
- the _____ is the articulation of the parietal bones with the fontal bone
- the _____ is an articulation of the parietal bones with the occipital bone
- the _____ is the articulation of the parietal and temporal bones
-there are no _____ or _____ at these joints
A
fibrous sutures sagittal suture median frontal (coronal) suture lambdoid suture squamous suture ligaments movement
2
Q
temporomandibular joint
- classification: _____ joint, combined _____ and _____ in type
- bony surfaces
- -_____ of the _____
- -_____ (_____) of the _____
- ligaments:
- there is one prominent _____ called the _____
- -it is an _____ plate of _____ tissue that sometimes contains patches of _____
- -the circumference of the disc attaches to the _____
- -the _____ divides the joint cavity into two compartments
- –the _____ compartment is located between the _____ and the _____
- –the _____ compartment is located between the _____ and the _____
- movements of the mandible at the temporomandibular joint
- -_____ movements:
- –_____ is inferior movement of the mandible (_____ the mouth)
- –_____ is superior movement of the mandible (_____ the mouth)
- -_____ movements:
- –_____ is _____ movement of the mandible in a _____ plane
- –_____ is _____ movement of the mandible in a _____ plane
- –_____ is side to side movement (grinding)
A
synovial hinge plane mandibular fossa temporal bone head condyloid process mandible intraarticular ligament articular disc oval fibrous fibrocartilage articular capsule articular disc superior articular disc mandibular fossa inferior articular disc mandible hinge depression open elevation close plantar protraction anterior horizontal plane retraction posterior horizontal lateral movement
3
Q
fetal skull
- the bones of the skull are not completely _____ at birth
- _____ major unossified, membranous areas between the cranial bones are called _____ (from French fontanelle = a little fountain)
- -the _____ is the largest of the fontanelles located at the junction of the _____ and _____ sutures. in adults, this lies at the location of the _____
- -the triangular _____ is located at the junction of the lambdoid and sagittal sutures. in adults, this lies at the location of the _____
- -_____ (_____) are small irregular fontanelles located at the junction of the frontal, parietal, sphenoid, and temporal bones
- -_____ (_____) are small irregular fontanelles located at the junction of the occipital, parietal, and temporal bones
- the anterior fontanelle is useful to the physician in determining the following:
- -the _____ of the fetal head _____
- -the _____ of the skull
- –unlike the other fontanelles, which ossify within a few _____, the anterior fontanelle becomes bony at _____ years of age.
- –in babies, this is called the _____
- -the extent of _____
A
ossified six fontanelles anterior fontanelle lambdoid sagittal bregma posterior fontanelle lambda anterolateral fontanelles (sphenoid fontanelles) posterolateral fontanelles (mastoid fontanelles) position in utero development months 2 "soft spot" pathological intracranial pressure