The basic building blocks of many lipids.
free fatty acids
frenulum
The elastic band of tissue under the head ot the penis that connects to the foreskin.
Friedreich's ataxia
An inherited disease that causes progressive damage to the nervous system.
fronto-temporal dementia
A rare form of dementia where memory is preserved, but personality and behaviour alter dramatically.
FSH
An abbreviation for follicle-stimulating hormone, a hormone produced by the pituitary gland.
fundus
The appearance of the retina when viewed through an opthalmoscope.
flank
The area of the body between the lowest rib and the hip.
femur
The thigh bone.