roll


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roll

 [rōl]
1. to turn along an axis while moving forward along a surface.
2. the act of rolling.
3. an object that has been rolled into a cylindrical shape.
pelvic roll pelvic rotation.
trochanter roll a wedge (usually a rolled towel) placed from the crest of the ilium to midthigh to prevent external rotation of the hip when the patient is in a recumbent position.
Use of trochanter roll to prevent external rotation of hip.
See illustration.

roll

(rōl),
1. A mass or structure of a rounded or cylindric form created by rotation of a layer of material around its own long axis.
2. The process by which a round entity is moved by a pressure gradient, as when leukocytes move along a blood vessel wall.

roll

Etymology: OFr, rolle
intrinsic joint movements on an axis parallel to the articulating surface. The axis can remain stationary or move in a plane parallel to the joint surface.

roll

(rol) [Fr. roulle, scroll fr. L. rotula, small wheel]
A usually solid, cylindrical structure.

cotton roll

A cylindrical mass of purified and sterilized cotton used as packing or absorbent material in various dental procedures.

ilial roll

A sausage-shaped mass in the left iliac fossa. It is due to a collection of feces in or induration of the walls of the sigmoid colon.

lumbar roll

An air-filled, foam, or gel cushion placed behind the lower back as a support.

Patient care

It is used to maintain the normal lordotic curvature of the lumbar spine and thereby to relieve pressure on commonly injured structures such as discs and facet joints.

scleral roll

See: spur, scleral

trochanter roll

A cushion or pillow used to hold the hip of a postoperative patient in neutral position.
See: Trochanter Roll

Patient discussion about roll

Q. What roll does the sun have in causing cancer

A. Hi again:

This is a book for everybody here:
http://www.amazon.com/Cancer-Handbook-Really-Working-Doctors/dp/1890612189/ref=pd_bbs_sr_6?ie=UTF8&s=books&qid=1229185619&sr=8-6
Read it and learn to understand why you are fooled day by day!

More discussions about roll
References in classic literature ?
Fresh rolls, sweet cake, Fancy bread of every kind.
The American's fingers felt swiftly through them--the pockets contained no roll of crisp, new notes.
All this time, the roll of the drum had been approaching through Cornhill, louder and deeper, till with reverberations from house to house, and the regular tramp of martial footsteps, it burst into the street.
Neither before nor since have I felt a ship roll so abruptly, so violently, so heavily.
It was laughable, while we glanced along, as it were, at the tail of a thunderbolt, to observe two dusty foot travellers in the old pilgrim guise, with cockle shell and staff, their mystic rolls of parchment in their hands and their intolerable burdens on their backs.
The Saw-Horse now became quiet, and held its legs rigid; so that Tip, after several efforts, was able to roll him over and set him upright.
A temporary easement of the Arangi's rolling gave him his opportunity, so that his forefeet were over the high combing of the companion when the next big roll came.
If this fool," she said, "should have an uneasy dream and roll into the well men would say that I did it.
As the noise of the troubled ocean when roll the waves on high, as the last peal of thunder in heaven, such is the din of war.
Excepting one or two men who, each with a long roll of half-crowns, chequered with a few stray sovereigns, in his left hand, staked their money at every roll of the ball with a business-like sedateness which showed that they were used to it, and had been playing all day, and most probably all the day before, there was no very distinctive character about the players, who were chiefly young men, apparently attracted by curiosity, or staking small sums as part of the amusement of the day, with no very great interest in winning or losing.
At such moments, starting from a windward roll, I would go flying through the air with dizzying swiftness, as though I clung to the end of a huge, inverted pendulum, the arc of which, between the greater rolls, must have been seventy feet or more.
Sure an' wasn't it under me roll of blankets I tramped into Oakland meself forty year ago