There are multiple definitions:
filtration fraction(English)
- the proportion of blood plasma that gets filtered by the kidneys' glomeruli, calculated as the Glomerular Filtration Rate (GFR) divided by the Renal Plasma Flow (RPF)
- GFR, RPF, WRF
- Nephrology, Ratio-based metric
- https://doi.org…1897-014-0218-4
- https://www.osm…ration-fraction
force feedback(English)
- controls the maximum amount of torque the wheel base will deliver during gameplay. This technology is used in gaming steering wheels, joysticks, and controllers to recreate physical resistance, vibrations, and surface textures from a virtual environment. Also denoted as FFB
- VR
- Biophysics, Regulation / control
- https://www.fan…cs-tuning-menu/
fragility fracture(English)
fresh frozen [sample](English)
- required for genome-wide methods to detect DNA-methylation in healthy and diseased tissue
- DNA, FFPE, MSP, SNP
- Genomics, Epigenetics, Biochemistry
- https://doi.org…binvest.2015.53
fusiform face [area](English)
- area in the fusiform gyrus that is significantly more active when subjects view faces than when they viewed assorted common objects; aka FFA
- FFA, fMRI
- Brain (dys)function
- https://doi.org…7-11-04302.1997
Fitbit Flex(English)
- an activity tracking device
- MVPA, PA, SED
- Exercise & Training
- https://doi.org…/ijerph18052716
food fussiness(English)
fundus firm(English)
force fluid(English)
friend-foe(English)
- refers to discrimination task. Acute caffeine intake before and after fatiguing exercise improves performance
- ET, RVIP, VIG
- Aviation medicine, Exercise & Training, Fatigue
- https://pubmed.…h.gov/15497366/
follicular fluid(English)
- granulocyte colony stimulating factor (G-CSF) immunoassay
- ELISA, G-CSF, SET
- Endocrinology, Gynecology, Embryology /reproduction
- https://doi.org…90.2019.1631283
fluticasone furoate(English)
- a corticosteroid used for asthma
- MASK, OHA, CET, DL, COPD, MF, RS, SLS, SITT, UMEC, VI
- Allergy, ENT, Asthma
- https://doi.org…601-020-00342-x
- https://doi.org…147/POR.S144157
- https://doi.org…47/COPD.S370577
forme fruste(French)
- in general an atypical and usually incomplete manifestation of a disease. Here, one of three etiologic types of primary mitral regurgitation
- BD, FED, GLS, HF, MR, MV
- Cardiology
- https://doi.org…cmg.2019.03.024
fenofibrate(English)
- exerts protein-anabolic effects on the liver and catabolic effects on muscles
- HFFD, LFFD, BCAA, BCKA
- Myocyte / muscle, Liver disease
- https://doi.org….1111/iep.12368
formula-fed(English)
- breast-fed infants are at a 6-10-fold lower necrotising enterocolitis risk than formula-fed infants
- DF, DSLNT, HMO, GOS, NEC
- Nutrition, Neonatology, Gastroenterology
- https://doi.org…007114516002038
fiber-rich feed(English)
fundamental frequency(English)
- refers to an approach to get better endocardial border delineation
- EBD, EBDI, LV, SH, SHI
- Medical imaging, Cardiology
- https://doi.org…9149(98)00826-1
form factor(English)
- serves as a morphological indicator of arterial pulse waveform and concerns the formula to calculate aortic FF = 100*(MAP-DAP)/PP, where aortic PP=(SAP−DAP). FF is expressed as % and decreases with age and is lower in subjects with central hypertension
- DAP, MAP, PP, PPA, SAP
- Hemodynamics, Signal analysis, Model(ing), Ratio-based metric, Aging, Hypertension
- https://doi.org…JAHA.124.037064
filling fraction (1)(English)
- 1/3 determined from the time-activity curve is used to evaluate LV diastolic function
- CABG, EVCPP, LITA, LVA, PFR, sLVA
- Cardiology, Physiology, Ratio-based metric
- https://doi.org…1748-004-0053-8
filling fraction (2)(English)
- a novel, dimensionless preload metric that sets a physiologic upperbound on ejection fraction
- EF, EDV, ESV, PMW, PRSW
- Cardiology, Medical imaging, Biophysics, Ratio-based metric
- https://doi.org…239-025-00809-7
formoterol fumarate(English)
- a long-acting β₂-adrenergic receptor agonist, which has been implicated in metabolic regulation
- PDFF
- Pharmacology / pharmaceutics, Metabolism, Regulation / control
- https://doi.org…vph.2026.107691