Also found in: Encyclopedia.
a small region of cerebral cortex on the medial surface of the frontal lobe, formed by the junction of the straight gyrus with the cingulate gyrus, demarcated from the subcallosal gyrus by the posterior parolfactory sulcus.
Broca,Paul, French surgeon, neurologist, and anthropologist, 1824-1880.
Broca angle - the angle formed at the basion of lines drawn from the nasion and the alveolar point; the angle formed by the intersection at the biauricular axis of lines drawn from the supraorbital point and the alveolar point; the posterior superior angle of the parietal bone. Synonym(s): Broca basilar angle; Broca facial angle; occipital angle of parietal bone
Broca aphasia - any of the varieties of aphasia in which the power of expression by writing, speaking, or signs is lost. Synonym(s): motor aphasia
Broca area - Synonym(s): Broca center
Broca basilar angle - Synonym(s): Broca angle
Broca center - the posterior part of the inferior frontal gyrus of the left or dominant hemisphere, essential component of the motor mechanisms governing articulated speech. Synonym(s): Broca area; Broca field; Brodmann area 44; motor speech center
Broca diagonal band - a white fiber bundle descending in the precommissural septum toward the base of the forebrain.
Broca facial angle - Synonym(s): Broca angle
Broca field - Synonym(s): Broca center
Broca fissure - the fissure surrounding Broca convolution.
Broca formula - a fully developed man should weigh as many kilograms as he is centimeters in height over and above 1 meter.
Broca parolfactory area - a small region of cerebral cortex on the medical surface of the frontal lobe demarcated from the subcallosal gyrus by the posterior parolfactory sulcus. Synonym(s): parolfactory area
Broca pouch - a pear-shaped encapsulated collection of connective tissue and fat in each labium majus. Synonym(s): pudendal sac
Broca visual plane - a plane drawn through the visual axes of each eye.