In addition to blood, the circulatory system moves lymph, which is a clear fluid that helps rid the body of unwanted material. The heart, blood, and blood vessels make up the cardiovascular component of the circulatory system.n addition to blood, the circulatory system moves lymph, which is a clear fluid that helps rid the body of unwanted material. The heart, blood, and blood vessels make up the cardiovascular component of the circulatory system.
Definition of intolerant. 1  1 : unable or unwilling to endure. 2  2a : unwilling to grant equal freedom of expression especially in religious mattersb : unwilling to grant or share social, political, or professional rights : bigoted. 3  3 : exhibiting physiological intolerance lactose intolerant.
Food intolerance. Food intolerance is a detrimental reaction, often delayed, to a food, beverage, food additive, or compound found in foods that produces symptoms in one or more body organs and systems, but generally refers to reactions other than food allergy. Food hypersensitivity is used to refer broadly to both food intolerances and food allergies. Food allergies are immune reactions, typically an IgE reaction caused by the release of histamine but also encompassing non-IgE immune responses. This mechanism ca