Lack
Lack
Lack (/læk/), from the Old English lac, meaning "deficiency" or "absence", is a term used in various fields of medicine to denote the absence or insufficiency of something necessary for health or normal functioning.
Definition
In medical terminology, a lack refers to the absence or insufficiency of a substance, quality, or quantity that is necessary for normal health or functioning. This can refer to a wide range of situations, from a lack of nutrients in a person's diet, to a lack of oxygen in the blood, to a lack of a particular hormone in the body.
Related Terms
- Deficiency: A lack of a nutrient that is essential for normal health and development.
- Insufficiency: A situation in which there is not enough of something, such as a hormone or enzyme, for normal functioning.
- Hypoxia: A condition in which there is a lack of oxygen in the body or a region of the body.
- Malnutrition: A condition that results from a lack of necessary nutrients in a person's diet.
Usage in Medicine
In medicine, the term "lack" is often used to describe a deficiency or absence of something necessary for health. For example, a doctor might say that a patient has a lack of iron in their blood, meaning that they have an iron deficiency. Similarly, a lack of oxygen in the tissues can lead to hypoxia, a potentially serious medical condition.
See Also
External links
- Medical encyclopedia article on Lack
- Wikipedia's article - Lack
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