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Sphenoid

sphenoid

1. Wedge-shaped; as, a sphenoid crystal.

2. (Science: anatomy) Of or pertaining to the sphenoid bone.

(Science: anatomy) Sphenoid bone, an irregularly shaped bone in front of the occipital in the base of the skull of the higher vertebrates. It is composed of several foetal bones which become united the adult. See alisphenoid, basisphenoid, orbitosphenoid, presphenoid.

Origin: Gr.; a wedge _ form: cf. F. Sphenoide.

1. (Science: chemistry) A wedge-shaped crystal bounded by four equal isosceles triangles. It is the hemihedral form of a square pyramid.

2. (Science: anatomy) The sphenoid bone.


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Re: The Axial Skeleton Helllllp!!??

... some background info - you don't normally get the basic important information explained clearly from anatomy textbooks. the main importance of the sphenoid bone that the pituitary gland lies over the sphenoid bone. the other important things are the holes in the base of the skull is important. ...

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by Revenged
Mon Feb 25, 2008 3:53 pm
 
Forum: Human Biology
Topic: The Axial Skeleton Helllllp!!??
Replies: 11
Views: 15044

Re:

I think it is the sphenoid bone as it has wings .sometimes we discribe it as butterfly-shaped I think it is more helpful to assist a person in doing their work than to just answer the question for them. For example: I provided hints ...

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by MichaelXY
Sat Feb 23, 2008 12:15 am
 
Forum: Human Biology
Topic: The Axial Skeleton Helllllp!!??
Replies: 11
Views: 15044

The Axial Skeleton Helllllp!!??

I think it is the sphenoid bone as it has wings .sometimes we discribe it as butterfly-shaped

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by raghda
Fri Feb 22, 2008 3:35 pm
 
Forum: Human Biology
Topic: The Axial Skeleton Helllllp!!??
Replies: 11
Views: 15044

The Axial Skeleton Helllllp!!??

... bat shaped bone forming part of the cranial floor i have looked in my book and have found several answers do not know which is correct ethmoid or sphenoid or is it both

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by michelle4
Fri Feb 22, 2008 4:47 am
 
Forum: Human Biology
Topic: The Axial Skeleton Helllllp!!??
Replies: 11
Views: 15044


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