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Anterior

Definition

(anatomy)

(1) Situated before or in front; prior to.

(2) Near or toward the head or forward end of a quadruped animal.

(3) Toward the front plane of the body, especially of humans.

(4) Toward the cephalic end of an embryo.


Supplement

Word origin: Latin anterior, comparative of ante (forward, before)
Related forms: anteriorly (adverb)

Compare: posterior

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organs shape

... reduction of dAkt" ( Drosophila Akt protein kinase) "function, an essential component of the insulin signaling pathway, in either the anterior or the posterior compartment of the wing imaginal disc results in a severe reduction of the respective compartment. ... Recently, a novel signaling ...

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by animus
Thu Jun 28, 2012 4:41 pm
 
Forum: Human Biology
Topic: organs shape
Replies: 1
Views: 4498

Cone snail

Sorry, the picture has us looking at the anterior end, so I figured you might have it wrong-way 'round. Is the brown structure across the shell opening from the thumbnail the structure you're talking about? Hard to tell if it's part of the shell ...

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by Darby
Tue Jun 12, 2012 1:40 am
 
Forum: Zoology Discussion
Topic: Cone snail
Replies: 4
Views: 4681

Re:

If you do an image search, you'll see that the narrow end of the shell is the anterior end of the snail. Umm, yeah. Did I say otherwise somewhere? :) Anyway, the animal has a barbed "tail" that is located in the wide/posterior end of the shell ("rear ...

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by biohazard
Mon Jun 11, 2012 8:47 am
 
Forum: Zoology Discussion
Topic: Cone snail
Replies: 4
Views: 4681

Cone snail

If you do an image search, you'll see that the narrow end of the shell is the anterior end of the snail.

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by Darby
Sat Jun 09, 2012 1:39 pm
 
Forum: Zoology Discussion
Topic: Cone snail
Replies: 4
Views: 4681

Evolution of the Face and Head

... that as a human I - consciously or not - ascribe emotions and meaning to. Is it simply a matter of convergent evolution, that most animals have an anterior and a posterior end, with most of the sensory apparatus arranged around the former in a more or less predictable pattern? If someone knows ...

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by TomHarper
Sat May 05, 2012 9:07 am
 
Forum: Evolution
Topic: Evolution of the Face and Head
Replies: 4
Views: 3878
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