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Axial skeleton
Flashcards of the axial skeleton
14
Anatomy
11th Grade
10/05/2016

Additional Anatomy Flashcards

 


 

Cards

Term
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Definition

Frontal Bone 

Forms forehead,eyebrows and back of each eyes orbit 

Term
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Definition

Parietal Bone(s) (2)

form most of upper and side walls, meet at midline (saggital suture) and meet the frontal bone at the coronal suture. 



Term
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Definition

Temporal Bone(s) (2) 

inferior to parietal bones 

Term
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Definition

Temporal Bone bone markings 

External auditory meatus (leads to eardrums) 

styloid process (neck muscles attachement site) 

Zygomatic process (Bridge of bone that connects to cheekbones) 

Mastoid process (contains mastoid sinuses) 

Term
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Definition

Occipital Bone

forms botttom and back wall of skull, joins the parietal bones at the Lamboid suture. 

Term
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Definition

Occipital bone markings

Foramen magnum (openig for spinal cord) 

Occipital condyles (rest on firt vertebrae) 

 

Term
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Definition

Sphenoid bone 

Forms width of skull and floor of cranial cavity 

 

Term
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Definition

Sphenoid bone markings 

Sella turcica (small depression in middle of bone, holds pituitary gland) 

Foramen ovale (oval opening for nerves for chewing muscles)

Sphenoid sinuses 

Term
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Definition

Ethmoid bone 

In front of sphenoid bone, forms roof of nasal cavity. 

Term
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Definition

Ethmoid bone markings 

crista galli (attachement site of brain covering) 

cribriform plates (Either side of crista galli, many small holes for nerve fibers from smell receptors) 

Term
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Definition

Coronal suture 

Seperates frontal and parietal bones

Term
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Definition

Lambdoid suture 

Connects parietal bones and occipital bones 

Term
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Definition

Sagital sutures 

connects parietal bones

 

Term
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Definition

Squamous suture

Connects temporal and parietal bones 

 

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