| bulbus olfactorius | Ovoid body resting on the cribriform plate of the ethmoid bone where the olfactory nerve terminates. The olfactory bulb contains several types of nerve cells including the mitral cells, on whose dendrites the olfactory nerve synapses, forming the olfactory glomeruli. The accessory olfactory bulb, which receives the projection from the vomeronasal organ via the vomeronasal nerve, is also included here. (12 Dec 1998) |
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| bulbus penis | The expanded posterior part of the corpus spongiosum of the penis lying in the interval between the crura of the penis. Synonym: bulbus penis, bulb of corpus spongiosum, bulb of urethra, bulbus urethrae. (05 Mar 2000) |
| bulbus pili | Hair bulb, the lower expanded extremity of the hair follicle that fits like a cap over the papilla pili. Synonym: bulbus pili, hair bulb. (05 Mar 2000) |
| bulbus urethrae | The expanded posterior part of the corpus spongiosum of the penis lying in the interval between the crura of the penis. Synonym: bulbus penis, bulb of corpus spongiosum, bulb of urethra, bulbus urethrae. (05 Mar 2000) |
| bulbus venae jugularis | <anatomy, vein> One of two dilated parts of the internal jugular vein: the superior bulb (Heister's diverticulum) is a dilation at the beginning of the internal jugular vein in the jugular fossa of the temporal bone; the inferior bulb is a dilat ed portion of the vein just before it reaches the brachiocephalic vein. Synonym: jugular bulb, bulbus venae jugularis. (05 Mar 2000) |
| bulbus vestibuli vaginae | A mass of erectile tissue on either side of the vagina united anterior to the urethra by the commissura bulborum. Synonym: bulbus vestibuli vaginae. (05 Mar 2000) |
| bulesis | The will; a willing. Origin: G. Boulesis, a willing (05 Mar 2000) |
| bulge | 1. The bilge or protuberant part of a cask. 2. A swelling, protuberant part; a bending outward, especially. When caused by pressure; as, a bulge in a wall. 3. The bilge of a vessel. See Bilge. Bulge ways. See Bilge ways. Origin: OE. Bulge a swelling; cf. AS. Belgan to swell, OSw. Bulgja, Icel. Bolginn swollen, OHG. Belgan to swell, G. Bulge leathern sack, Skr. Bh to be large, strong; the root meaning to swell. Cf. Bilge, Belly, Billow, Bouge. 1. To swell or jut out; to bend outward, as a wall when it yields to pressure; to be protuberant; as, the wall bulges. 2. To bilge, as a ship; to founder. "And scattered navies bulge on distant shores." (Broome) Origin: Bulged; Bulging. Source: Websters Dictionary (01 Mar 1998) |
| bulging disc | <radiology> Broad-based disc extension outward in all directions with intact but weakened annulus fibrosus and posterior longitudinal ligament, age: greater than40 y.o (common finding), location: lumbar, cervical findings: concave anterior margin of thecal sac, nucleus pulposa hypointense on T1 and hyperintense on T2 (water loss through degeneration) see: degenerative disc disease (12 Dec 1998) |
| bulging disk | A condition that results in the abnormal protrusion (bulging), herniation or prolapse of a vertebral disc from its normal position in the vertebral column. The displaced disc may exert force on a nearby nerve root causing the typical neurologic symptoms of radiating pain (to an extremity), numbness, tingling and weakness. Recurrent episodes of severe back pain are common. Treatment includes non-steroidal anti-inflammatories, corticosteroids and rest. More advanced cases may require surgical intervention (for example laminectomy, micro-disc surgery). (27 Sep 1997) |
| bulging eye disease | Infection of herbivores and rarely man with larvae of flies of the genus Gedoelstia, causing ophthalmomyiasis in humans. Synonym: bulging eye disease. (05 Mar 2000) |
| bulimia | An eating disorder which is characterised by self-induced vomiting after eating. (27 Sep 1997) |
| bulimia nervosa | An eating disorder which is characterised by self-induced vomiting after eating. (27 Sep 1997) |
| bulimic | Relating to, or suffering from, bulimia nervosa. (05 Mar 2000) |
| bulimus | <zoology> A genus of land snails having an elongated spiral shell, often of large size. The species are numerous ingabundant in tropical America. Origin: L. Bulimus hunger. See Bulimy. Source: Websters Dictionary (01 Mar 1998) |