49012

Answer: 2) The primary neurotransmitter involved in the sympathetic nervous system's response at the neuromuscular junction is norepinephrine, which acts on alpha and beta-adrenergic receptors.

72544

Aggressive periodontitis typically involves rapid, vertical bone loss, resulting in deep, "longer" or more vertical bone defects compared to the typically horizontal bone loss seen in chronic periodontitis. These vertical defects can be quite severe and are a key diagnostic feature of the aggressive form of the disease.

64490

The reddish patch of median rhomboid glossitis lacks filiform papillae, which are the most numerous papillae covering the anterior two-thirds of the tongue's dorsal surface. These papillae are highly keratinized and are responsible for the tongue's normal white-pink appearance. The absence of these keratinized papillae makes the affected area appear redder and smoother, standing out distinctly from the surrounding normal tongue tissue.

25004

Serum glutamic oxaloacetic transaminase (SGOT/AST) is increased in myocardial infarction. AST is released from damaged myocardial cells and peaks 24-48 hours after MI. While not specific to heart, it was historically used for MI diagnosis before troponins became available.

31397

Oral lesions on the tongue are commonly caused by a deficiency of Niacin (Vitamin B3).

57943

Probing depth + gingival recession together indicate clinical attachment loss, which is the key measurement in periodontal diagnosis.

39699

Caldwell-Luc Operation

98354

The Modified Widman flap is designed for access to the root surface for debridement without significantly altering the pocket depth or increasing the width of keratinized gingiva. Other techniques, such as apically displaced flaps, aim to modify the gingival architecture.

17173

Lysyl oxidase is a copper-dependent enzyme that cross-links collagen and elastin fibers.

25836

The wavelength of X-ray photons depends on the kilo voltage applied.