Accessory
51accessory lateral line — accessory dorsal branch …
52accessory pectoral scale — accessory scale …
53accessory hemiazygos vein — n a vein that drains the upper left side of the thoracic wall, descends along the left side of the spinal column, and empties into the azygos or hemiazygos veins near the middle of the thorax …
54accessory oculomotor nuclei — accessory nuclei of oculomotor nerve nuclei accessorii nervi oculomotorii …
55accessory pathway — accessory conduction pathway myocardial fibers that propagate the atrial contraction impulse to the ventricles but are not a part of the normal atrioventricular conducting system; impulses conducted over such a pathway can cause preexcitation… …
56accessory structures of eye — accessory visual structures ocular adnexa …
57accessory minerals — plural noun Minerals whose presence or absence is not considered when a type of rock is given a name • • • Main Entry: ↑access …
58accessory pigments — plural noun Pigments found in chloroplasts and blue green algae that transfer their absorbed energy to chlorophyll a (the primary pigment) during photosynthesis • • • Main Entry: ↑access …
59accessory shoe — same as ↑hot shoe (see under ↑hot1). • • • Main Entry: ↑access …
60Accessory nerve — Nerve: Accessory nerve Plan of upper portions of glossopharyngeal, vagus, and accessory nerves …