bulb

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bulb

 [bulb]
a rounded mass or enlargement. adj., adj bul´bar.
bulb of aorta the enlargement of the aorta at its point of origin from the heart.
auditory bulb the membranous labyrinth and cochlea.
bulb of eye eyeball.
gustatory b's taste buds.
hair bulb the bulbous expansion at the proximal end of a hair, in which the hair shaft is generated.
inferior bulb of jugular vein a dilatation of the internal jugular vein just before it joins the brachiocephalic vein.
Krause's bulb end-bulb.
olfactory bulb the bulblike expansion of the olfactory tract on the under surface of the frontal lobe of each cerebral hemisphere.
bulb of penis bulb of urethra.
superior bulb of jugular vein a dilatation at the beginning of the internal jugular vein.
taste b's taste buds.
bulb of urethra the enlarged proximal part of the corpus spongiosum.
bulb of vestibule (vestibulovaginal bulb) a body consisting of paired masses of erectile tissue, situated one on either side of the vaginal orifice.

bulb

(bŭlb), [TA]
1. Any globular or fusiform structure. Synonym(s): bulbus [TA]
2. A short, vertical underground stem of plants, such as onion and garlic.
[L. bulbus, a bulbous root]

bulb

(bulb) a rounded mass or enlargement.bul´bar
bulb of aorta  the enlargement of the aorta at its point of origin from the heart.
bulb of corpus spongiosum  b. of penis.
bulb of hair  the bulbous expansion at the proximal end of a hair in which the hair shaft is generated.
olfactory bulb  the bulblike expansion of the olfactory tract on the under surface of the frontal lobe of each cerebral hemisphere; the olfactory nerves enter it.
onion bulb  in neuropathology, a collection of overlapping Schwann cells resembling the bulb of an onion, encircling an axon that has become demyelinated; seen when an axon has repeatedly become demyelinated and remyelinated.
bulb of penis , bulb of urethra the enlarged proximal part of the corpus spongiosum.
bulb of vestibule of vagina , vestibulovaginal bulb a body consisting of paired masses of erectile tissue, one on either side of the vaginal opening.

bulb

(bŭlb)
n.
1. A rounded projection or part: the bulb of a syringe.
2. Anatomy A rounded dilation or expansion of a canal, vessel, or organ.

bulb

Etymology: L, bulbus, swollen root
any rounded structure, such as the eyeball, hair roots, and certain sensory nerve endings.

bulb

(bŭlb)
1. Any rounded, globular, or fusiform structure.
Synonym(s): bulbus [TA] .
2. A short, vertical, underground stem of plants, such as onions and garlic.
[L. bulbus, a bulbous root]
Fig. 84 Bulb. Vertical section.click for a larger image
Fig. 84 Bulb . Vertical section.

bulb

a short, specialized underground stem in which nutrients (particularly sugars) are stored in fleshy scale leaves overlapping the stem. One or more buds are present in the AXILS of the scale leaves and in the spring these develop into new shoots, utilizing the stored food material. Examples of plants producing bulbs are onion, tulip and hyacinth.

bulb

(bŭlb)
Any globular or fusiform structure.
[L. bulbus, a bulbous root]

bulb

1. a rounded mass or enlargement.
2. medulla oblongata.

aortic bulb
the enlargement of the aorta at its point of origin from the heart.
auditory bulb
the membranous labyrinth and cochlea.
eye bulb
the eyeball.
gustatory b's
taste buds.
hair bulb
the bulbous expansion at the proximal end of a hair, in which the hair shaft is generated.
heel bulb
the swollen part of the hoof wall and adjacent soft tissue at the back of the hoof characterized by a periople which is wider than at any other part of the hoof.
Krause's b's
olfactory bulb
see olfactory bulb.
penile bulb
see penile bulb.
taste b's
taste buds.
urethral bulb
the enlarged proximal part of the corpus spongiosum.
vestibular bulb, vestibulovaginal bulb
a body consisting of paired masses of erectile tissue, situated one on either side of the vaginal orifice.
References in periodicals archive ?
Mr Morgan said: "When I suggested we photograph the captain standing on the bulbous bow, they all looked at me like I was a tiny bit mad, but the fact it hadn't been done that was why we had to do it.
But once at the island conditions worsened and he spent a "nervous five or six hours on the bridge", until it calmed and the captain was safely placed on the bulbous bow.
In order to allow the modifications of the bulbous bow defined by several parameters, the fore part has been modeled with a Bezier surface because of its possibility to create a grid of desired density from a relatively low number of points.
The bulbous bow was designed to improve the efficiency of the hull, said Petters, "It helps with the drag and sea keeping.
Delta s new vessel will moreover be equipped with an especially developed bulbous bow, planned to maintain a service speed of 12 knots, whilst saving nearly 17% of power during transit.
The deployment will last more than a month, said Adm Surasak, The ship is equipped with a bulbous bow at its front, similar to a cargo ship, to lessen the impact of waves.
In addition, Maersk Line evaluated several other technologies and initiatives, such as, frequency control of seawater cooling pumps, derating of the main engine, engine room ventilation, installation of economisers on auxiliary engines, and modification and optimization of bulbous bows for a wider range of speeds and draughts.
47, 55, 59 and 7o; all uniquely identified by their tall, slim hulls with unusual plum bulbous bows.
The changes include new bulbous bows, energy efficient propellers, engine modifications and cargo boosting.