axial skeleton Flashcards

1
Q

bones of axial skeleton

A

skull, auditory aussicles, hyoid, vertebral column, thoracic cage

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2
Q

functions of axial skeleton

A

protects brain, spinal cord and vital organs in thorax

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3
Q

skull total amount of bones

A

22
8 cranial
14 facial

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4
Q

cranial bones

A
  1. parietal (2)
    2 . temporal (2)
  2. frontal
  3. occipital
  4. ethmoid
    6.sephnoid
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5
Q

facial bones

A
  1. vomer
  2. mandible
  3. Maxialla (2)
  4. zygomatics (2)
  5. palentines (2)
  6. lacriminals (2)
  7. nasals (2)
  8. inferior nasal conchae
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6
Q

sutures

A

immovable joints that connect cranial bones

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7
Q

coronal

A

frontal and parietal

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8
Q

sagital

A

two paritals

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9
Q

squamous

A

temporal and parietal

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10
Q

lamboid

A

occiput and parietal

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11
Q

ligament nuchae

A

helps keeps head errect

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12
Q

nuchal lines

A

neck muscle attachment point on occipital bone

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13
Q

external occpital protuberance

A

site of attachement for ligament nuchae

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14
Q

7 bones of the orbit

A

sphenoid
palentine
zygomatic
frontal
ethmoid
lacrimal
maxilla

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15
Q

nasalacromal canal

A

connects orbits to nasal cavity–tears from eyes to nose

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16
Q

optic foramen

A

where optic nerve runs to back of brain in sphenoid

17
Q

nasal septum comprised of

A

posterior–Vomer, perpendicular plate of ethmoid bone
anterior–hyaline cartilage
lateral–nasal conchae

18
Q

nasal conchae

A

increase surface area in nose
facilitate moistening and removal of particles

19
Q

ethmoid bone nasal conchae

A

middle and superior

20
Q

parasinuses function

A

decrease weight of head
resonating chamber for voice

21
Q

crista galli

A

prominent ridge in anterior fossa
point of attachment for dura matter (meneges)
in ethmoid bone

22
Q

sella turcica

A

part of sphenoid bone that houses pituitary gland

23
Q

foramen magnum

A

opening where spinal cord enters in occiput

24
Q

carotid canals

A

internal carotid arteries,temporal

25
Q

jugular foramen

A

jugular vein carrying blood away; temporal