apex


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apex

 [a´peks] (pl. apexes, a´pices) (L.)
the pointed end of a cone-shaped part. adj., adj ap´ical.
apex of lung the rounded upper extremity of either lung.
root apex the terminal end of the root of the tooth.

a·pex

, gen.

ap·i·cis

, pl.

ap·i·ces

(ā'peks, ap'i-sis, ap'i-sēs), [TA]
The extremity of a conic or pyramidal structure, such as the heart or the lung.
[L. summit or tip]

apex

Any tip of a pyramidal or rounded structure. Tip is widely preferred for external structures (e.g., tip of nose, tip of tongue); apex is more commonly used for internal structures, as in the apex of the lung (the superior-most part of the lung), the heart (the heart formed by the left ventricle, its inferior-most portion) and teeth (the tip of a tooth root).

apex

Latin, summit Any tip of a pyramidal or rounded structure Lung The superior-most part of the lung Heart The heart formed by the left ventricle-its inferior-most portion Teeth The tip of a tooth root

a·pex

, pl. apices (ā'peks, -i-sēz) [TA]
The extremity of a conic or pyramidal structure, such as the heart or the lung.
[L. summit or tip]

apex

The tip of an organ with a pointed end. The apex of the heart is at the lower left side and the apex of the lung is at the top. The tooth apex is at the tip of each root.

a·pex

, pl. apices (ā'peks, -i-sēz) [TA]
The extremity of a conic or pyramidal structure.
[L. summit or tip]
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