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NEET MDS Shorts

96669
Microbiology

  1. Incubation period: This term is typically used for infectious diseases and refers to the time between exposure to the infectious agent and the onset of symptoms.

  2. Serial interval: This refers to the time between successive cases in a chain of transmission, specifically in infectious diseases.

  3. Latent period: This is the time from the initiation of the disease process (or exposure to a risk factor) until the disease is detectable or until symptoms appear. In non-infectious diseases, this period can be significant, as the disease may be developing without any noticeable symptoms.

  4. Lag time: This term can refer to various delays in processes but is not specifically defined in the context of disease initiation and detection.

56089
Oral Surgery

The alkayat and Bramley approach to the TMJ is a modification of the preauricular approach.

60367
Oral Pathology

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.

56193
Oral Surgery

Rongeur is commonly used to cut the bone.

16199
Oral Pathology

Hypothyroidism is characterized by abnormal resorption patterns in primary teeth and delayed eruption of permanent teeth.

53760
Radiology

In bone scintigraphy, all is guessed except none.

71472
Orthodontics

  • The primary purpose of Howe's Analysis is to assess the width of the dental arches and to identify any discrepancies between the maxillary (upper) and mandibular (lower) arches. This is particularly important in cases of malocclusion, where the alignment of the teeth and the relationship between the jaws may be compromised.

 

  • The analysis involves measuring specific distances on the dental casts, including:
    • Intercanine Width: The distance between the cusp tips of the canines.
    • Interpremolar Width: The distance between the cusp tips of the first premolars.
    • Intermolar Width: The distance between the cusp tips of the first molars.
  • These measurements are used to calculate the Percentage of Maxillary Buccal Arch Width (PMBAW%), which is a key indicator in the analysis.

 

  • The results of Howe's Analysis can indicate different treatment needs:
    • Normal Case: A PMBAW% within a certain range (typically around 50-60%).
    • Narrow Case: A PMBAW% below the normal range, indicating a need for arch expansion.
    • Wide Case: A PMBAW% above the normal range, which may suggest the need for extraction or other interventions.
    • Borderline Case: A PMBAW% around 44, indicating that the arch width is at a threshold where careful consideration is needed for treatment options.

70776
Dental Materials

The primary difference is the presence of resin in resin-modified glass ionomer, enhancing bonding and strength.

46469
INI CET

The bowstring test is used clinically to evaluate the attachment of the medial canthal tendon (MCT) to the bone by observing lateral displacement, indicating potential injury or avulsion.

71321
Oral Surgery

Which of the following is not a theory for local anaesthetic action: None of the above.

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