acromion

/uh-kroh-mee-uhn/US // əˈkroʊ mi ən //UK // (əˈkrəʊmɪən) //

突起,尖锐湿疣,齿状突起,突起部

Definitions

n.名词 noun

1
plural a·cro·mi·a [uh-kroh-mee-uh]. /əˈkroʊ mi ə/. Anatomy.
- : the outward end of the spine of the scapula or shoulder blade.

There are no clavicles, and the scapula has no acromion; the coracoid process is, however, well developed.
Clavicles are generally present, and the acromion of the scapula is commonly very long.
In Ungulata the scapula is always high and rather narrow, and neither acromion nor coracoid process is ever much developed.
The clavicle is long and slender, and is connected with the sternum and acromion by vestiges of the precoracoid.
In the Chiroptera the scapula is large and oval, and has a moderately high spine and a large acromion.