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In his clinical practice, Gysi observed that the removal of fluid from the cavity floor of his patients' teeth produced the sharp, short pain of dentine hypersensitivity. He subsequently concluded that drying the cavity fluid caused an interruption in the fluid flow movement within the dentinal tubules. [ 20 ]
Humans inhabit hot climates, both dry and humid, and have done so for millions of years. Selective use of clothing and technological inventions such as air conditioning allows humans to live in hot climates. One example is the Chaamba, who live in the Sahara Desert. They wear clothing that traps air in between skin and the clothes, preventing ...
Human teeth function to mechanically break down items of food by cutting and crushing them in preparation for swallowing and digesting. As such, they are considered part of the human digestive system. [1] Humans have four types of teeth: incisors, canines, premolars, and molars, which each have a specific function. The incisors cut the food ...
Dysesthesia can include sensations in any bodily tissue, including most often the mouth, scalp, skin, or legs. [1] It is sometimes described as feeling like acid under the skin. Burning dysesthesia might accurately reflect an acidotic state in the synapses and perineural space.
Increased sensitivity to stimuli, specifically hot and cold, is a common symptom of pulpitis. A prolonged throbbing pain may be associated with the disease. [2] However, pulpitis can also occur without any pain. [3] Reversible pulpitis is characterised by intermittent, brief discomfort initiated by a hot, cold or sweet stimulus.
From dry skin to bug bites to hives, here's why you can't stop scratching—and how to find relief. Dermatologists explain why you have unbearably itchy legs. From dry skin to bug bites to hives ...
Numerous studies have shown that short people live longer. Over time, researchers have identified some of the reasons as better resistance to diseases, a lower likelihood of suffering a variety of ...
The inside of the fourth upper pre-molar closely passes by the outer surface of the first lower molar, thus allowing the sharp cusps of the carnassial teeth to slice through meat. The length and size of the carnassial teeth vary between species, taking into account factors such as: [19] the size of the carnivorous animal