Bones Flashcards
(24 cards)
Superior sides and roof of cranium
2 bones
Flatbone thats slightly curved
Functions: protection of brain, provides passage for blood vessels, nerves, and menninges
Parietal bone
Where parietal bones meet
Parietal
Saggital suture line
Where parietal bone fuses with frontal bone
Parietal
Coronel suture line
Where occipital bone fuses with parietal bone
Parietal
Lamboid suture line
Where temporal bone fuses with parietal bone
Parietal
Squamous suture line
Soft spots
Parietal
Anterior and posterior fontanelles
Anterior and superior parts of cranium, forehead, and part of orbit
1 bone
Flat bone (old fashioned ice cream scoop)
Functions: protection of brain, forms forehead, brow, and upper orbits, and a passage for blood vessels and nerves
Frontal bone
Passage for nerves and blood vessels to go to head
Frontal
Supraorbital foramen
Bump between eyebrows
Frontal
Glabella
Eyebrow ridge
Frontal
Orbital plate
Marking end of orbit
Frontal
Supraorbital margin
Relieve pressure, warms and humidifies air
Frontal
Frontal sinuses
Pointy thing of the nose
Frontal
Nasal spine
Sides of cranium; below parietal bone
2 bones
Irregular shaped (seashell)
Functions: forms temple and part of cheek, fuses with lower jaw, protects and contains middle and inner ear, major site for muscle attachment, protects brain
Temporal bone
Major muscle attachment for forehead and hyoid bone
Temporal
Mastoid process
Muscle attachment for tongue, throat, and hyoid
Temporal
Styloid process
Carries sound (earhole) (Temporal)
External auditory meatus
Where temporal bone fuses with zygomatic bone
Temporal
Zygomatic process
Where temporal bone fuses with mandible
Temporal
Mandibular fossa
Relieve pressure; warm and humidify air
Temporal
Mastoid sinuses
Posterior part of cranium 1 bone Flatbone and slightly curved Functions: protects brain, provide passage for spinal cord, nerves, and blood vessels Cannot see on a normal x-ray when broken
Occipital bone
Muscle attachment site
Occipital
External occipital protuberance
Where spinal cord passes through
Occipital
Foramen magnum
Surrounds foramen magnum
Occipital
Occipital condyle
