| AICA | anterior inferior cerebellar artery; anterior inferior communicating artery |
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| ALH | angiolymphoid hyperplasia; anterior lobe hormone; anterior lobe of hypophysis |
| APL | abductor pollicis longus; accelerated painless labor; acute promyelocytic leukemia; animal placenta ... |
| CA | anterior commissure [Lat. commissura anterior]; calcium antagonist; California [rabbit]; cancer; Can... |
| LADA | laboratory animal dander allergy; left acromio-dorso-anterior [position]; left anterior descending a... |
| vagal part | <anatomy, nerve> The roots of the accessory nerve which arise from the medulla; the nerve fibres of the cranial root join the intracranial portion of the vagus nerve and are distributed to the pharyngeal plexus, providing the motor innervation of the soft palate (except the tensor veli palati) and the pharynx. Synonym: pars vagalis nervi accessorii, radices craniales, accessory portion of spinal accessory nerve, cranial roots, vagal part of accessory nerve, vagal part. (05 Mar 2000) |
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| vagal part of accessory nerve | <anatomy, nerve> The roots of the accessory nerve which arise from the medulla; the nerve fibres of the cranial root join the intracranial portion of the vagus nerve and are distributed to the pharyngeal plexus, providing the motor innervation of the soft palate (except the tensor veli palati) and the pharynx. Synonym: pars vagalis nervi accessorii, radices craniales, accessory portion of spinal accessory nerve, cranial roots, vagal part of accessory nerve, vagal part. (05 Mar 2000) |
| palpebral part of lacrimal gland | palpebral part of lacrimal gland |
| palpebral part of orbicularis oculi muscle | palpebral part of orbicularis oculi muscle |
| ventral part of pons | The large ventral part of the pons occupied by the nuclei pontis, traversed longitudinally by corticopontine, corticobulbar, and corticospinal fibres, and transversely by pontocerebellar fibres. Pontocerebellar fibres converging laterally form the middle cerebellar peduncle or brachium pontis. Synonym: pars ventralis pontis, anterior part of pons, basilar part of pons, pars basilaris pontis. (05 Mar 2000) |
| marginal part of orbicularis oris muscle | <anatomy> The part of the orbicularis oris muscle located in the margin of the lips, i.e., the red area. Synonym: pars marginalis musculi orbicularis oris. (05 Mar 2000) |
| vertebral part of diaphragm | The portion of the diaphragm that arises from the upper lumbar vertebrae and from the medial and lateral arcuate ligaments. See: right crus of diaphragm, left crus of diaphragm, lateral arcuate ligament, medial arcuate ligament. Synonym: pars lumbalis diaphragmatis, vertebral part of diaphragm. (05 Mar 2000) |
| vertebral part of the costal surface of the lungs | The part of the medial surface of the lung in contact with the vertebral bodies. Synonym: pars vertebralis faciei costalis pulmonis. (05 Mar 2000) |
| cartilaginous part of auditory tube | That portion of the auditory tube that is supported by cartilage; it continues anteromedially from the osseous part to open into the nasopharynx. Synonym: pars cartilaginea tubae auditivae. (05 Mar 2000) |
| cartilaginous part of external acoustic meatus | The lateral third of the external acoustic meatus which is continuous with the auricular cartilage and attached to the circumference of the bony part. (05 Mar 2000) |
| cartilaginous part of skeletal system | The part of the skeleton composed of cartilage. Synonym: pars cartilaginosa systematis skeletalis. (05 Mar 2000) |
| mastoid part of the temporal bone | The portion of the petrous part of the temporal bone bearing the mastoid process. Synonym: pars mastoidea ossis temporalis. (05 Mar 2000) |
| vestibular part of vestibulocochlear nerve | <anatomy, nerve> The vestibular part of the acoustic (8th cranial) nerve. The vestibular nerve fibres arise from neurons of scarpa's ganglion and project peripherally to vestibular hair cells and centrally to the vestibular nuclei of the brainstem. These fibres mediate the sense of balance and head position. (12 Dec 1998) |
| part | 1. To be broken or divided into parts or pieces; to break; to become separated; to go asunder; as, rope parts; his hair parts in the middle. 2. To go away; to depart; to take leave; to quit each other; hence, to die; often with from. "He wrung Bassanio's hand, and so they parted." (Shak) "He owned that he had parted from the duke only a few hours before." (Macaulay) "His precious bag, which he would by no means part from." (G. Eliot) 3. To perform an act of parting; to relinquish a connection of any kind; followed by with or from. "Celia, for thy sake, I part With all that grew so near my heart." (Waller) "Powerful hands . . . Will not part Easily from possession won with arms." (Milton) "It was strange to him that a father should feel no tenderness at parting with an only son." (A. Trollope) 4. To have a part or share; to partake. "They shall part alike." 1. One of the portions, equal or unequal, into which anything is divided, or regarded as divided; something less than a whole; a number, quantity, mass, or the like, regarded as going to make up, with others, a larger number, quantity, mass, etc, whether actually separate or not; a piece; a fragment; a fraction; a division; a member; a constituent. "And kept back part of the price, . . . And brought a certain part and laid it at the apostles'feet." (Acts v. 2) "Our ideas of extension and number do they not contain a secret relation of the parts ?" (Locke) "I am a part of all that I have met." (Tennyson) 2. Hence, specifically: An equal constituent portion; one of several or many like quantities, numbers, etc, into which anything is divided, or of which it is composed; proportional division or ingredient. "An homer is the tenth part of an ephah." (Ex. Xvi. 36) "A thought which, quartered, hath but one part wisdom, And ever three parts coward." (Shak) A constituent portion of a living or spiritual whole; a member; an organ; an essential element. "All the parts were formed . . . Into one harmonious body." (Locke) "The pulse, the glow of every part." (Keble) A constituent of character or capacity; quality; faculty; talent; usually in the plural with a collective sense. "Men of considerable parts." . "Great quickness of parts." . "Which maintained so politic a state of evil, that they will not admit any good part to intermingle with them." (Shak) Quarter; region; district; usually in the plural. "The uttermost part of the heaven." . "All parts resound with tumults, plaints, and fears. <mathematics> " (Dryden) Such portion of any quantity, as when taken a certain number of times, will exactly make that quantity; as, 3 is a part of 12; the opposite of multiple. Also, a line or other element of a geometrical figure. 3. That which belongs to one, or which is assumed by one, or which falls to one, in a division or apportionment; share; portion; lot; interest; concern; duty; office. "We have no part in David." (2 Sam. Xx. 1) "Accuse not Nature! she hath done her part; Do thou but thine." (Milton) "Let me bear My part of danger with an equal share." (Dryden) 4. Hence, specifically: One of the opposing parties or sides in a conflict or a controversy; a faction. "For he that is not against us is on our part." (Mark ix. 40) "Make whole kingdoms take her brother's part." (Waller) A particular character in a drama or a play; an assumed personification; also, the language, actions, and influence of a character or an actor in a play; or, figuratively, in real life. See To act a part, under Act. "That part Was aptly fitted and naturally performed." (Shak) "It was a brute part of him to kill so capital a calf." (Shak) "Honor and shame from no condition rise; Act well your part, there all the honor lies." (Pope) One of the different melodies of a concerted composition, which heard in union compose its harmony; also, the music for each voice or instrument; as, the treble, tenor, or bass part; the violin part, etc. For my part, so far as concerns me; for my share. For the most part. See Most, In good part, as well done; favorably; acceptably; in a friendly manner. In ill part, unfavorably; with displeasure. In part, in some degree; partly. Part and parcel, an essential or constituent portion; a reduplicative phrase. Cf. Might and main, kith and kin, etc. "She was . . . Part and parcel of the race and place." . Part of speech, one of several owners or tenants in common. See Joint tenant. Part singing, singing in which two or more of the harmonic parts are taken. Part song, a song in two or more (commonly four) distinct vocal parts. "A part song differs from a madrigal in its exclusion of contrapuntual devices; from a glee, in its being sung by many voices, instead of by one only, to each part." . Synonym: Portion, section, division, fraction, fragment, piece, share, constituent. See Portion, and Section. Origin: F. Part, L. Pars, gen. Partis; cf. Parere to bring forth, produce. Cf. Parent, Depart, Parcel, Partner, Party, Portion. Source: Websters Dictionary (01 Mar 1998) |
| cavernous part of internal carotid artery | <anatomy, artery> The tortuous portion of the internal carotid artery located within the cavernous sinus; it has numerous small branches. Synonym: pars cavernosa arteriae carotidis internae. (05 Mar 2000) |