apex (redirected from root apex)

apex (a´peks) pl. apexes, a´pices   [L.] tip; the pointed end of a conical part; the top of a body, organ, or part.ap´ical

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apex of lung  the rounded upper extremity of either lung.

root apex  the terminal end of the root of the tooth.

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a·pex (pks)

n. pl. a·pex·es or a·pi·ces (p-sz, p-)

The pointed end of a conical or pyramidal structure.

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apex

[ā′peks] pl. apices

Etymology: L, tip

the top, the end, the summit, or the extremity of a structure, such as the apex cordis or the apices of the teeth. apical, adj.

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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.

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apex,

n 1. the pointed end of a conical structure.
2. the end of the root.

apex blunderbuss,

n an open or everted apex of a tooth, resembling the divergent form of the barrel of a blunderbuss rifle.

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apex

pl. apices [L.] the pointed end of a cone-shaped part.

See also apical.

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apex beat

see cardiac impulse.

cardiac apex

lies above the last sternebra and close to the sternal part of the diaphragm.

constricted apex

an apical foramen of a tooth is smaller than the adjacent root canal.

dilated apex

an apical foramen of a tooth is wider than the adjacent root canal.

nasal apex

the dorsal crescent of the snout of the pig.

tooth apex

end of a tooth root.

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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