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Follicle
Follicle The tiny shaft in the skin through which a hair grows, and sebum is excreted from sebaceous glands to the surface of the skin.
RELATED TERMS--------------------------------------
Skin
Skin is an organ of the integumentary system; which is composed of a layer of tissues that protect underlying muscles and organs. Skin is used for insulation, vitamin D production, sensation, and excretion (through sweat).
Sebum
The oily substance produced by sebaceous glands.
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Follicle stimulating hormone
A hormone produced by the pituitary gland that stimulates the growth of eggs in the ovaries.
Follicle-Stimulating Hormone (FSH)
The hormone released from the pituitary. FSH stimulates estrogen production in females, and sperm production in males. FSH uses cyclic AMP as its second messenger.
Follicles
Each month several of these small egg-containing cavities develop on the ovary of an ovulating woman. Each cavity contains a single immature egg; ovulation occurs when a follicle (or sometimes more than one) ruptures and releases an egg.
Follicular cyst of the ovary
A fluid-filled sac in the ovary, the most common type of ovarian cyst. It results from the growth of a follicle. A follicle is the fluid-filled cyst that contains an egg. In some cycles, this follicle grows larger that normal and does not rupture to release the egg. Normally it resolves with simple observation over the course of days to months.
Folliculitis
Inflammation of the hair follicles.
Follistim
Follistim is a prescription or over-the-counter drug which is (or once was) approved in the United States and possibly in other countries. Active ingredient(s): follitropin alfa-beta.
Follistim aq
Follistim aq is a prescription or over-the-counter drug which is (or once was) approved in the United States and possibly in other countries. Active ingredient(s): follitropin alfa-beta.
Follutein
Follutein is a prescription or over-the-counter drug which is (or once was) approved in the United States and possibly in other countries. Active ingredient(s): gonadotropin, chorionic.
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Fibrositis
Inflammation of fibrous connective tissues in muscles. It often affects the muscles of the trunk and back. It may be a symptom of another disease, such as Sciatica, but in most cases the cause is unknown. Pain and stiffness.
Fifth disease
Slapped cheek disease (erythema infectiosum) is also known as fifth disease because it was the last of five "red rash" childhood diseases to be defined after scarlet fever, measles, rubella, and roseola. It is characterised by fever and red cheeks.
Foot and Mouth disease
Foot-and-mouth disease is a severe, highly communicable viral disease of cattle and swine. It also affects sheep, goats, deer and other cloven-hooved ruminants. The disease is characterized by fever and blister-like lesions followed by erosions on the tongue and lips, in the mouth, on the teats and between the hooves. Many affected animals recover, but the disease leaves them debilitated. It causes severe losses in the production of meat and milk. The disease is caused by a virus. There are at least seven separate types and many subtypes of the FMD virus.
Fetal Alcohol Syndrome (FAS)
A pattern of retarded growth and development, both mental and physical, with cranial, facial, 1imb, and cardiovascular defects, found in some children of mothers whose alcohol consumption during pregnancy can be classed as hazardous. The commonest abnormalities are: prenatal and postnatal growth deficiency, microcephaly, developmental delay or mental retardation, short palpebral fissures, a short upturned nose with sunken nasal bridge and a thin upper lip, abnormal palmar creases, and cardiac (especially septal) defects. Many other more subtle abnormalities have also been attributed to the effects of alcohol on the fetus.
Fragile X Syndrome
Fragile X Syndrome is the most common inherited cause of mental impairment, and the most common known cause of autism. Fragile X syndrome is a genetic disorder caused by a mutation of the FMR1 gene on the X chromosome, a mutation found in 1 out of every 2000 males and 1 out of every 4000 females. Typically the FMR1 gene contains between 6 and 53 repeats of the CGG codon. In people with the disorder, the FMR1 allele has over 230 repeats.
Follicle
Festination
Walking with a series of quick, small, shuffling steps as if hurrying forward to keep balance.
Flexor muscle
Any muscle that causes the bending of a limb or other body part.
Facing
Tooth colored overlay on the visible portion of a crown; may be acrylic, composite or porcelain.
FAGD
Fellowship Academy of General Dentistry.
Filling
Restoration of lost tooth structure with metal, porcelain or resin materials.
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