20637

The primary cause of weakening in an endodontically treated tooth is the loss of sound tooth structure during the access cavity preparation and subsequent canal instrumentation. The extent of this preparation, particularly the removal of marginal ridges and cusps, significantly compromises the tooth's structural integrity.

10185

Terms:

95291

Standard deviation is a statistical measure that quantifies the amount of variation or dispersion in a set of values. It indicates how much individual data points differ from the mean.

70519

Intra-bony pockets suggest that the base of the pocket is below (apical to) the level of the alveolar bone crest, indicating significant periodontal involvement.

87619

According to the World Health Organization (WHO) and general dental guidelines, mouthwash rinsing is not recommended for children under the age of 6. This is due to the risk of children swallowing the mouthwash,

79851

Diphtheria serious bacterial infection that usually affects the mucous membranes of the nose and throat.

Diphtheria signs and symptoms usually begin 2 to 5 days after a person becomes infected. Signs and symptoms may include:

A thick, gray membrane covering the throat and tonsils
A sore throat and hoarseness
Swollen glands (enlarged lymph nodes) in the neck
Difficulty breathing or rapid breathing
Nasal discharge
Fever and chills
Tiredness

Skin (cutaneous) diphtheria
A second type of diphtheria can affect the skin, causing pain, redness and swelling similar to other bacterial skin infections. Ulcers covered by a gray membrane also may be a sign of skin diphtheria.

29577

It is difficult to obtain local infiltration anaesthesia in the presence of inflammation/infection because of a decreased pH.

40862

Ventilation/perfusion ratio is highest in the apex of lung

58789

Which of the following articulators is just a simple holding instrument: Grittman articulator.

10363

The symptoms of slight fever, loss of weight, sore throat, and swollen, stiff, and painful extremity joints in a 13-year-old boy are characteristic of juvenile rheumatoid arthritis (JRA), which is also known as juvenile idiopathic arthritis. Rheumatoid arthritis is a chronic inflammatory condition primarily affecting the joints.