gum line

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Related to gum line: free gingival groove


1. a stripe, streak, or narrow ridge; sometimes only an imaginary connector between two anatomic landmarks. Called also linea. adj., adj lin´ear.
2. tubing on a catheter.
absorption l's dark lines in the spectrum due to absorption of light by the substance through which the light has passed.
arterial line a monitoring system that uses an artery for access and consists of a catheter in the artery, pressure tubing, a transducer, and an electronic monitoring device. The most common uses of arterial lines are for monitoring of systemic blood pressure and obtaining arterial blood for analysis.
Beau's l's transverse lines or grooves in the nail plate caused by various systemic and local traumatic factors.
Beau's line. From Polaski and Tatro, 1996.
bismuth line a thin blue-black line along the gingival margin in bismuth poisoning.
blue line lead line.
cement line a line visible in microscopic examination of bone in cross section, marking the boundary of an osteon (haversian system).
cervical line anatomical designation for the cementoenamel junction.
cleavage l's Langer's lines.
line of Douglas a crescentic line marking the termination of the posterior layer of the sheath of the rectus abdominis muscle.
l's of election lines of expression.
epiphyseal line one on the surface of an adult long bone, marking the junction of the epiphysis and diaphysis.
l's of expression the natural skin lines and creases of the face and neck; the preferred lines of incision in facial and cervical surgery.
gingival line
1. a line determined by the level to which the gingiva extends on a tooth; called also gum line.
2. any linear mark visible on the surface of the gingiva.
gluteal line any of the three rough curved lines (anterior, inferior, and posterior) on the gluteal surface of the ala of the ilium.
gum line gingival line (def. 1).
hot line see hot line.
iliopectineal line the ridge on the ilium and pubes showing the brim of the true pelvis.
incremental l's lines supposedly showing the successive layers deposited in a tissue, as in the tooth enamel.
intertrochanteric line one running obliquely from the greater to the lesser trochanter on the anterior surface of the femur.
Langer's l's linear clefts in the skin indicative of the direction of the fibers; they correspond closely to the creases of the body but vary with body configuration. Lines of incision made parallel to them are thought to heal more efficiently. Called also cleavage lines.
lead line a purple-blue line at the edge of the gums in chronic lead poisoning; called also blue line.
lip line a line on the teeth at the level to which the margin of either lip extends.
median line an imaginary vertical line dividing the body equally into right and left parts.
milk line the line of thickened epithelium in the embryo along which the mammary glands are developed.
mylohyoid line a ridge on the inner surface of the lower jaw from the base of the symphysis to the ascending rami behind the last molar tooth.
nuchal l's three lines (inferior, superior, and highest) on the outer surface of the occipital bone.
pectinate line one marking the junction of the zone of the anal canal lined with stratified squamous epithelium and the zone lined with columnar epithelium.
semilunar line a curved line along the lateral border of each rectus abdominis muscle, marking the meeting of the aponeuroses of the internal oblique and transverse abdominal muscles.
Shenton's line a curved line seen in radiographs of the normal hip, formed by the top of the obturator foramen; it is used to determine the relationship between the head of the femur and the acetabulum.
temporal l's curved ridges, inferior and superior, on the external surface of the parietal bone, continuous with the temporal line of the frontal bone, a ridge that extends upward and backward from the zygomatic process of the frontal bone.
terminal line one on the inner surface of each pelvic bone, from the sacroiliac joint to the iliopubic eminence anteriorly, separating the false from the true pelvis.
visual line a line from the point of vision of the retina to the object of vision; called also visual axis.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

gum line

the position of the margin of the gingiva in relation to the teeth in the dental arch.
Farlex Partner Medical Dictionary © Farlex 2012

gin·gi·val line

(jin'ji-văl līn)
The position of the margin of the gingiva in relation to the teeth in the dental arch.
Synonym(s): gum line.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

gum line

(gŭm līn)
Position of margin of gingiva in relation to teeth in dental arch.
Medical Dictionary for the Dental Professions © Farlex 2012
References in periodicals archive ?
The supporting structure of dentures that holds the artificial teeth in place and resembles the natural gum line is often made out of a similar resin used for the teeth, or a more flexible polymer material that fits snugly on the natural gum line.
As the number of bacteria below the gum line increases, bacterial waste products such as hydrogen sulfide, ammonia, acids and other compounds accumulate and damage tissues.
As for the correct way to brush, the professionals advise a minimum two minutes, twice a day, in circular motions across all teeth surfaces and the gum line, with gentle pressure.
In early trials, it aided in relieving pain during removal of teeth that were impacted, or stuck below the gum line.
This was achieved without having to transplant tissue from another part of the mouth into the gum line. Post-treatment, patients reported little or no pain and swelling.
* At the gum line, hold the floss in a C shape and gently rub where the gum and the bottom of the tooth meet.
Periodontitis is caused when the bacteria in plaque spreads and proliferates below the gum line. The bacteria stimulate a chronic inflammatory response in which the body--via its defense mechanisms--essentially turns on itself.
The 376 women in the active treatment group received thorough periodontal treatment, in which trained dental hygienists removed stains, plaque, and calculus above and below the gum line, leaving the root surfaces smooth and clean.
* Position the head of the toothbrush against your teeth, with the tips of the bristles angled against the gum line at a 45-degree angle.
It's designed to access the hard-to-reach places between teeth, at the gum line and the back surfaces of the teeth.
You could have pockets of infection deep under the gum line that are causing problems.