How long can a human live without water How long can human live without food? A human can't live without food for 3 or 4 days (however your body type is,) and a human can't live without water for 2 or 3 days.
Cavities refer to tooth decay, which occurs when specific types of bacteria produce acid that destroys the toothâs enamel and its underlying layer, the dentin. Signs & Symptoms. Cavity symptoms include: 1  Toothache. 2  Sensitivity to sweet, hot or cold foods or drinks.
pulp cavity. the pulp-filled central chamber in a tooth; called also dental cavity. serous cavity. a celomic cavity, like that enclosed by the pericardium, peritoneum or pleura, not communicating with the outside of the body and lined with a serous membrane, i.e. one which secretes a serous fluid.ymÂ·panÂ·ic cavÂ·iÂ·ty. An air chamber in the temporal bone, medial to the tympanic membrane, between the external acoustic meatus and the inner ear containing the ossicles. Synonym(s): cavity of middle ear.