Ch. 7 - Skeletal System (Axial) Flashcards
Bones that form within tendons in response to stress. Are not articulated with other bones
Sesamoid Bones
These are extra bones in the skull
Sutural bones
The body has this many bones (on average)
206
Children are born with this many bones (on average)
270
Tubular passage/tunnel in a bone
Canal
Narrow ridge in bone
Crest
A rounded knob on bone
Condyle
A flare superior to a condyle in bone
Epicondyle
A smooth joint surface
Facet
Slit through a bone
Fissure
A hole through a bone
Foramen
A shallow, elongated basin in bone
Fossa
Raised, elongated ridge in bone
Line
A canal in bone
Meatus
A bony prominent outgrowth
Process
Bony outgrowth/protruding part
Protuberance
Cavity within a bone
Sinus
Sharp, slender, narrow, linear process
spine
Groove for a tendon/nerve/blood vessel in bone
Sulcus
Small rounded process on bone
Tubercle
Rough surface on bone
Tuberosity
Joints that appear as seams on the skull surface
Sutures
The skull has this many bones
22
There are this many cavities of in the skull
6
These are the 6 cavities in the skull
Paranasal sinuses
Orbits
Nasal Cavity
Oral Cavity
Ear Cavities
Cranial Cavity
Cranial bones compose the
Cranium
The 3 membranes in the brain that protect the skull
Meninges
The 3 layers of the meninges
Dura mater
Arachnoid mater
Pia mater
This hole in the skull allows the brain to meet the spinal cord
Foramen magnum
“dome of the top of the head”, Skullcap
Calvaria
The floor of the cranial cavity
base
This is the number of cranial bones
8