Medical Dictionary Definitions A-Z List
Medical Dictionary Definitions A - Z - «F»:
Frigidity: Failure of a female to respond to sexual stimulus; aversion on the part of a woman to sexual intercourse; failure of a female to achieve an orgasm (anorgasmia) during sexual intercourse.
This disorder can stem from psychological or emotional problems such as stress, anxiety, depression, ...
Frontal: In anatomy, pertaining to the forehead. As, for example, the frontal bone, frontal sinus, and frontal nerve. From the Latin "frons" meaning the forehead or brow....
Frontal bone: The large bone that makes up the forehead and supplies the upper edge and roof of the orbit (eye socket).
The frontal bone articulates (comes together) with a number of other bones including the parietal, nasal, ethmoid, maxillary, and zygomatic bones....
Frontal lobe: The part of each hemisphere of the brain located behind the forehead that serves to regulate and mediate the higher intellectual functions. The frontal lobes have intricate connections to other areas of the brain. In the frontal lobes, we meld emotions, cognition, error detection, voli...
Frostbite: Damage to tissues from freezing due to the formation of ice crystals within cells, rupturing the cells and leading to cell death.
Frostbite goes through several stages:
First degree injury: When only the surface skin is frozen, the injury is called frostnip. Frostnip begins with itching ...
Frotteurism: Frotteurism is
a problem where the focus of the person's sexual urges is related to touching or rubbing his genitals against the body of
a non-consenting, unfamiliar person. In most cases of frotteurism, a male rubs
his genital area against a female, often in a crowded public locatio...
Frozen shoulder: Constant severe limitation of the range
of motion of the shoulder due to scarring around the shoulder joint
(adhesive capsulitis). Frozen shoulder is an unwanted consequence of rotator cuff disease: damage to the rotator cuff, the set of four tendons that stabilize the shoulder j...
Fructose: A sugar that occurs naturally in fruits and honey. Fructose has 4 calories per gram....
Fruit fly: Scientifically known as Drosophila melanogaster. A favorite organism in genetics and biology research since 1910 when Thomas Hunt Morgan at Columbia University chose it as the animal with which he and his students (and their many intellectual offspring) would work and come to understand m...
Fruitfly genome: See: Drosophila genome....
ft.: Abbreviation for foot, a measure of length. For
example, 6 ft. is 1.83 meters....
FTA-ABS test: FTA-ABS stands for fluorescent treponemal antibody absorbed, a blood serum screening test for syphilis designed to demonstrate the presence or absence of specific antibodies directed against the organism (Treponema pallidum) responsible for syphilis.
FTA-ABS detects the majority but ...
FTT: Failure to thrive. Refers
to a child whose physical growth is significantly less than
that of peers. There is no official consensus on what
constitutes FTT. It usually refers to a child whose growth
is below the 3rd or 5th percentiles for their age or whose
growth has fallen off precipit...
Fuchs endothelial corneal dystrophy
Fuchs endothelial corneal dystrophy: See: Corneal dystrophy, Fuchs endothelial....
Fugue state: An altered state of consciousness in which a person may move about purposely and even speak but is not fully aware. A fugue state is usually a type of complex partial seizure. See: Seizure, complex partial....