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Skin fold
 
 
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Skin folds are areas of skin
Skin

The skin is the outer covering of the body, also known as the epidermis. It is the largest organ of the integumentary system made up of multiple layers of epithelial biological tissue, and guards the underlying muscles, bones, ligaments and organ s....
 where it folds. Many skin folds are distinct, heritable anatomical features, and may be used for identification of animal species
Species

In biology, a species is one of the basic units of biological classification and a taxonomic rank. A species is often defined as a group of organisms capable of interbreeding and producing fertile offspring....
, while others are non-specific and may be produced either by individual development of an organism or by arbitrary application of force to skin, either by the actions of the muscle
MUSCLE

MUSCLE is public domain, multiple sequence alignment software for protein and nucleotide sequences.MUSCLE is integrated into UGENE bioinformatics tool as a plugin....
s of the body or by external force, e.g., gravity.

Skin folds are of interest for cosmetology
Cosmetology

File:Cosmetology1946.jpgCosmetology is the study and application of beauty treatment. Branches of specialty including hairstyle, skin care, cosmetics, manicures/pedicures, and electrology....
, since often they are undesirable features, and for medicine
Medicine

Medicine is the art and science of healing. It encompasses a range of health care practices evolved to maintain and restore health by the prevention and treatment of illness....
, because many of them are susceptible to infection
Infection

An infection is the detrimental colonization of a host organism by a foreign species. In an infection, the infecting organism seeks to utilize the host resources to multiply ....
.







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Encyclopedia


Skin folds are areas of skin
Skin

The skin is the outer covering of the body, also known as the epidermis. It is the largest organ of the integumentary system made up of multiple layers of epithelial biological tissue, and guards the underlying muscles, bones, ligaments and organ s....
 where it folds. Many skin folds are distinct, heritable anatomical features, and may be used for identification of animal species
Species

In biology, a species is one of the basic units of biological classification and a taxonomic rank. A species is often defined as a group of organisms capable of interbreeding and producing fertile offspring....
, while others are non-specific and may be produced either by individual development of an organism or by arbitrary application of force to skin, either by the actions of the muscle
MUSCLE

MUSCLE is public domain, multiple sequence alignment software for protein and nucleotide sequences.MUSCLE is integrated into UGENE bioinformatics tool as a plugin....
s of the body or by external force, e.g., gravity.

Skin folds are of interest for cosmetology
Cosmetology

File:Cosmetology1946.jpgCosmetology is the study and application of beauty treatment. Branches of specialty including hairstyle, skin care, cosmetics, manicures/pedicures, and electrology....
, since often they are undesirable features, and for medicine
Medicine

Medicine is the art and science of healing. It encompasses a range of health care practices evolved to maintain and restore health by the prevention and treatment of illness....
, because many of them are susceptible to infection
Infection

An infection is the detrimental colonization of a host organism by a foreign species. In an infection, the infecting organism seeks to utilize the host resources to multiply ....
.

Human skin folds


The following distinct skin fold types are among the roughly 100 identified in human anatomy
Human anatomy

Human anatomy, which, with physiology and biochemistry, is a complementary basic medical science is primarily the scientific study of the morphology of the adult human body....
:

  • Nasolabial fold
    Nasolabial fold

    The nasolabial folds are facial features, the two skin folds that run from each side of the nose to the corners of the mouth . They separate the cheeks from the upper lip....
  • Epicanthal fold
    Epicanthal fold

    An epicanthic fold, epicanthal fold, or epicanthus is a skin fold of the upper eyelid covering the inner corner of the eye. The trait arises because the eyelid muscles are weaker or lower compared with people who do not have this epicanthic fold, resulting in a lower fold in the eyelid, when the eyes are open....
  • Inframammary fold
    Inframammary fold

    Inframammary fold , inframammary crease or inframammary line is the feature of human anatomy which is a natural boundary of a breast from below, the place where the breast and the chest meet....
  • Webbed neck
    Webbed neck

    A webbed neck, or pterygium colli deformity, is a congenital skin fold that runs along the sides of the neck down to the shoulders.There are many variants....
  • Vocal folds
    Vocal folds

    The vocal folds, also known commonly as vocal cords, are composed of twin infoldings of mucous membrane stretched horizontally across the larynx....
    • False vocal folds


See also

  • Wrinkle
    Wrinkle

    File:Old Bangladeshi drinking tea cropped.jpgA wrinkle is a fold, ridge or crease in the skin. Skin wrinkles typically appear as a result of aging processes such as glycation or, temporarily, as the result of prolonged immersion in water....
  • Skin line
    Skin line

    Skin line may refer to one of the following*Langer's lines*Skin tension line / Relaxed skin tension line ...
  • Pannus
    Pannus

    Pannus is a medical term for a hanging flap of Tissue . When involving the abdomen, it is called a panniculus and consists of skin, fat, and sometimes contents of the internal abdomen as part of a hernia....
  • Dimple
    Dimple

    Dimples are visible indentations of the skin, caused by underlying flesh, which form on some people's cheeks when they smile.Dimples are genetically inherited and are a dominant trait....