| bulbosacral | See: bulbosacral system. (05 Mar 2000) |
|---|---|
| bulbosacral system | parasympathetic part |
| bulbospinal | Relating to the medulla oblongata and spinal cord, particularly to nerve fibres interconnecting the two. Synonym: spinobulbar. (05 Mar 2000) |
| bulbourethral | Relating to the bulbus penis and the urethra. Synonym: urethrobulbar. (05 Mar 2000) |
| bulbourethral gland | One of two small compound racemose glands, that produce a mucoid secretion, lying side by side along the membranous urethra just above the bulb of the corpus spongiosum; they discharge through a small duct into the spongy portion of the urethra. Synonym: glandula bulbourethralis, Cowper's gland, Mery's gland. (05 Mar 2000) |
| bulbourethral glands | Two glands in the substance of the sphincter of the urethra, just posterior to its membranous part and located near its origin. They are homologues of bartholin's glands in the female. They supply mucus to the urethra during sexual intercourse to assist in the lubrication of coitus. (12 Dec 1998) |
| bulbous bougie | A bougie with a bulb-shaped tip, some of which are shaped like an acorn or an olive. (05 Mar 2000) |
| bulboventricular loop | The portion of the early-somite embryonic cardiac tube that evolves into the ventricle and bulbus cordis. Synonym: ventricular loop. (05 Mar 2000) |
| bulboventricular ridge | An elevation on the inner surface of the embryonic heart at four to five weeks; it indicates the division between the developing ventricles and the bulbus cordis. (05 Mar 2000) |
| bulbul | <ornithology> The Persian nightingale (Pycnonotus jocosus). The name is also applied to several other Asiatic singing birds, of the family Timaliidae. The green bulbuls belong to the Chloropsis and allied genera. Alternative forms: buhlbuhl. Origin: Per. Source: Websters Dictionary (01 Mar 1998) |
| bulbus | Synonym: bulb, bulb. Origin: L. A plant bulb (05 Mar 2000) |
| bulbus aortae | The dilated first part of the aorta containing the aortic semilunar valves and the aortic sinuses. Synonym: bulbus aortae, arterial bulb. (05 Mar 2000) |
| bulbus cordis | A transitory dilation in the embryonic heart where the arterial trunk joins the ventral roots of the aortic arches. (05 Mar 2000) |
| bulbus cornus posterioris | Bulb of posterior horn of lateral ventricle of the brain; a curved elevation on the inner wall of the posterior horn produced by the fibres of the forceps major of the corpus callosum as they bend backward into the occipital lobe. Synonym: bulb of posterior horn of lateral ventricle of brain. (05 Mar 2000) |
| bulbus oculi | The eye proper without the appendages. Synonym: bulbus oculi, bulb of eye, globe of eye. (05 Mar 2000) |