brachium (redirected from brachia)

brachium /bra·chi·um/ (bra´ke-um) pl. bra´chia   [L.] arm (1,3).

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brachium colli´culi inferio´ris  fibers of the auditory pathway connecting the inferior quadrigeminal body to the medial geniculate body.

brachium colli´culi superio´ris  fibers connecting the optic tract and lateral geniculate body with the superior quadrigeminal body.

brachium op´ticum  one of the processes extending from the corpora quadrigemina to the optic thalamus.

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bra·chi·um (brk-m, brk-)

n. pl. bra·chi·a (brk-, brk-)

1. The arm, especially between the shoulder and the elbow.

2. An armlike structure.

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brachium

pl. brachia [L.]

1. the arm; specifically from the shoulder to elbow. Called also thoracic limb.

2. any armlike process or structure.

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brachium colliculi caudalis

fibers from the caudal colliculus which enter the medial geniculate body and form part of the auditory pathway.

brachium colliculi caudalis et rostralis

the bridging fibers between the colliculi and the geniculate bodies.

brachium conjunctivum

the rostral cerebellar peduncle. A fibrous band extending from each hemisphere of the cerebellum upward over the pons, the two joining to form the sides and part of the roof of the fourth ventricle.

brachium pontis

the brachium of the pons, the middle cerebellar peduncle.

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brachium

Upper arm; segment of forelimb between the shoulder and elbow