PC: Head Flashcards
(11 cards)
Control and communication center, as well as “loading dock” for the body
Head
Two parts of the cranium
neurocranium and viscerocranium
The bones that make up the neurocranium
frontal, ethmoidal, sphenoidal, occipital (centered on the midline) & temporal, parietal (bilateral parts)
Make up the roof and floor of the neurocranium
Clavaria & Basicranium
T/F Clavria(flat bone): endochondral ossification as Basicranium(irregular bone): intramembranous ossification
False
Clavaria: intramembranous ossification as basicranium: endochondral ossification
Clavaria bones are united by means of ___ as a child, later, ____ upon maturity
hyaline cartilage (synchondroses) , sutures
Large opening at the base of the skull
foramen magnum
Bones that make up the visecrocranium
(3 midline) Mandible, Ethmoid, Vomer
(6 bilateral pairs) maxilla, nasal conchae, zygomatic, palatine, nasal, lacrimal
Joint connecting the mandible to the base of the cranium
temotoromandibular joint
Plane at which the inferior margin of the orbit and the superior acoustic meatus are aligned
Orbitomeatal plane
Suture that may persist in adults found in the middle of the glabella
metric suture