What is a mole anatomy?
mole, in dermatology, pigmented, flat or fleshy skin lesion, composed for the most part of an aggregation of melanocytes, the cells of the skin that synthesize the pigment melanin. In thicker moles, nerve elements and connective tissue are also present.
What is the difference between a mole and a nevus?
Nevus (plural: nevi) is the medical term for a mole. Nevi are very common. Most people have between 10 and 40. Common nevi are harmless collections of colored cells.
What is mole health?
(mole) A benign (not cancer) growth on the skin that is formed by a cluster of melanocytes (cells that make a substance called melanin, which gives color to skin and eyes). A mole is usually dark and may be raised from the skin. Also called nevus.
How would a dermatologist define the term mole?
In dermatology a mole is a pigmented spot on the skin. The medical term for mole is melanocytic nevus (a nevus composed of melanocytes). 2. In gynecology, a mass within the uterus formed of partly developed products of conception.
What is mole Chem?
The mole is the amount of substance of a system which contains as many elementary entities as there are atoms in 0.012 kilogram of carbon 12; its symbol is “mol”. Notice that the definition of the mole is an amount of substance. We will often refer to the number of moles of substance as the amount of the substance.
What are 4 types of moles?
There are 4 common types of moles: congenital moles, dysplastic nevi, acquired nevi, and spitz nevi.
Why do people get moles?
Moles are caused when cells in the skin (melanocytes) grow in clusters or clumps. Melanocytes are distributed throughout your skin and produce melanin, the natural pigment that gives your skin its color.
What do dermatologists look for in moles?
Dermatologists recommend that you examine your skin every month. Most moles are benign (non-cancerous). If you notice changes in a mole’s color or appearance, have your mole evaluated by a dermatologist. You also should have moles checked if they bleed, ooze, itch, appear scaly, or become tender or painful.
Why do chemists use moles?
Atoms are the building blocks of matter, and atoms can be connected to make molecules. Because atoms, molecules, and other particles are all extremely small, you need a lot to even weigh them, so that’s why chemists use the word “mole.” Keep in mind that not everything weighs the same if you have a mole of it.
What is the abbreviation for mole?
mol
A mole (abbreviation: mol) is an amount of substance that contains as many objects (molecules, particles, ions, cells etc.)
What is the medical term meaning mole?
The medical term for a mole is a NEVUS (mole is Latin for “spot.”). Nevi are the plural of nevus. Congenital nevi are moles present at birth; acquired nevi develop anytime later.
What do you mean by the term mole?
Mole, also spelled mol, in chemistry, a standard scientific unit for measuring large quantities of very small entities such as atoms, molecules, or other specified particles.
What causes moles on skin?
Skin moles are usually caused by the melanocyte cells in a person’s skigivee melanocyte’s cells produce melanin and gives color to the hair, skin and eyes. When melanocyte cells are unevenly spread throughout the skin and develop in constricted groups, moles start appearing.
What is the meaning of the term mole?
Definition of mole. (Entry 1 of 6) : a pigmented spot, mark, or small permanent protuberance on the human body especially : nevus. mole. noun (2) Definition of mole (Entry 2 of 6) 1 : any of numerous burrowing insectivores (especially family Talpidae ) with tiny eyes, concealed ears, and soft fur. 2 : one who works in the dark.