shivering. involuntary shaking of the body, as with cold. It is caused by contraction or twitching of the muscles, and is a physiologic method of heat production in humans and other mammals. As a form of aerobic skeletal muscle activity, vigorous shivering uses about as much energy as riding a bicycle or shoveling snow.
Pittosporum ( / p Éª Ë t É s p Éµ r Ém / or / Ë p Éª t Éµ Ë s p ÉÉr Ém /) [1] is a genus of about 200 species of flowering plants in the family Pittosporaceae. The genus is probably Gondwanan in origin; its present range extends from Australasia, Oceania, eastern Asia and some parts of Africa.
sputum. mucous secretion from the lungs, bronchi, and trachea that is ejected through the mouth, in contrast to saliva, which is the secretion of the salivary glands.Called also expectoration.putum. mucous secretion from the lungs, bronchi and trachea which is ejected through the mouth by humans but not so in animals and it is assumed that it is swallowed.