Hierarchical View

Display Hierarchical | Alphabetical | KWOC | KWIC

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Persons and personal characteristics (M)
    Age groups (Mb)
        Infants (Mbb)
             Use For: Toddlers
        Children (Mbc)
             Use For: Child
             Related Term (Associative): ; Child restraint systems (Qpqry)
            Preschool children (Mbcc)
        School children (Mbe)
        Adolescents (Mbf)
             Use For: Teenagers; Youths
             Related Term (Associative): Teenage drivers (Mtghdfcw)
        Adults (Mbp)
            Young adults (Mbpc)
            Aged (Mbpe)
                 Use For: Elderly persons; Old people; Older people; Senior citizens
    Gender (Md)
        Females (Mdf)
             Use For: Women
            Pregnant women (Mdfp)
                 Use For: Pregnancy
                 Related Term (Associative): Fetus (Jdrf)
        Males (Mdm)
             Use For: Men
    Persons by educational level (Me)
        Students (Mes)
            Elementary school students (Mesa)
                 Use For: Primary school students
            High school students (Mesb)
                 Use For: Secondary school students
            College students (Mesc)
            Graduate students (Mesg)
            School dropouts (Mesx)
        Graduates (Met)
            High school graduates (Meta)
            College graduates (Metb)
        Illiterates (Mew)
    Families (Mf)
        Marital status (Mfm)
        Parents (Mfp)
    Households (Mg)
    Persons by race and ethnicity (Mh)
        Ethnic groups (Mha)
        Race (Mhb)
             Use For: Racial factors
        Blacks (Mhc)
            African Americans (Mhcb)
        Asians (Mhd)
        Whites (Mhe)
             Use For: Caucasians
        Inuit (Mhf)
             Use For: Eskimos
        Hispanics (Mhh)
        Native Americans (Mhm)
             Use For: American Indians; Indians of North America
             Related Term (Associative): Indian reservations (Kabqipj)
        Indigenous peoples (Mhv)
             Use For: Native peoples
        Minorities (Mhx)
    Persons by language backgrounds (Mj)
    Persons by socioeconomic levels (Mk)
        Upper income groups (Mkb)
        Middle income groups (Mkc)
        Low income groups (Mkd)
             Use For: Low income families; Poor people; Poverty
            Welfare recipients (Mkdw)
        Persons by employment status (Mke)
            Employed (Mkee)
            Unemployed (Mkeu)
            Working class (Mkew)
        Persons by housing characteristics (Mkh)
             Related Term (Associative): Housing (Kjf)
            Landowners (Mkhb)
            Tenants (Mkhd)
            Transients (Mkhe)
            Squatters (Mkhf)
            Homeless persons (Mkhh)
            Landlords (Mkhk)
            Residents (Mkhr)
    Crowds (Ml)
         Use For: Crowding; Overcrowding
         Related Term (Associative): ; Special events (Kht)
    Persons with disabilities (Mm)
         Use For: Disabled persons; Handicapped drivers; Handicapped persons; Mentally handicapped persons; Mentally retarded persons; People with disabilities; People with mental disabilities; Physically handicapped persons
         Related Term (Associative): ; Barrier free design (Esuh); Physical disabilities (Mxc); Low floor vehicles (Qbddkl)
        Visually impaired persons (Mmb)
             Use For: People with visual disabilities
             Related Term (Associative): Detectable warning surfaces (Dcmthrbd)
            Blind persons (Mmbd)
                 Use For: Blind
            Color blind persons (Mmbk)
        Hearing impaired persons (Mmd)
            Deaf persons (Mmda)
        Amputees (Mmg)
        Diabetics (Mmk)
    Immigrants (Mq)
    Personnel (Ms)
         Use For: Officials and employees
        Administrative and managerial personnel (Msa)
            Administrative personnel (Msaa)
            Managerial personnel (Msab)
                 Use For: Businessmen
                Traffic managers (Msabt)
                     Related Term (Associative): Physical distribution (Cmp)
            Executives (Msae)
            Entrepreneurs (Msaf)
            Supervisors (Msas)
            Employers (Msau)
        Employees (Msb)
            Part time employees (Msbb)
            Government employees (Msbg)
            Laborers (Msbk)
            Operators (Persons) (Msbp)
        Cargo handling personnel (Msc)
            Longshoremen (Mscb)
                 Use For: Stevedores
            Lumpers (Mscj)
        Communications and control personnel (Msd)
            Air traffic controllers (Msdc)
            Dispatchers (Msdd)
            Radar operators (Msdr)
        Construction and maintenance personnel (Mse)
            Ground crews (Msec)
            Inspectors (Msei)
            Maintenance personnel (Msek)
                 Use For: Maintenance workers
                Road crews (Msekr)
                    Road construction workers (Msekra)
                    Flaggers (Msekrf)
            Mechanics (Persons) (Msem)
            Shipyard personnel (Mses)
            Divers (Msew)
        Education and training personnel (Msf)
            Teachers (Msfb)
                 Use For: Educators
            Instructors (Msfd)
                Driving instructors (Msfdd)
                     Related Term (Associative): ; 
            Driver examiners (Msfe)
        Engineering personnel (Msg)
            Engineers (Msgb)
                Civil engineers (Msgbb)
                    Transportation engineers (Msgbbe)
                    Highway engineers (Msgbbh)
                    Railroad engineers (Msgbbr)
                         Related Term (Associative): Railroad engineering (Ttkfwr)
                    Traffic engineers (Msgbbt)
                Mechanical engineers (Msgbm)
                    Automobile engineers (Msgbma)
        Firefighters (Msk)
        Medical personnel (Msm)
            Physicians (Msmd)
            Allied health personnel (Msmp)
                Ambulance personnel (Msmpa)
                Medical technicians (Msmpm)
                    Emergency medical technicians (Msmpme)
                Paramedics (Msmpp)
            Patients (Msmw)
        Military personnel (Msn)
             Use For: Military drivers; Officer personnel; Officers
            Air Force personnel (Msnf)
            Army personnel (Msng)
            Navy personnel (Msnn)
        Professional personnel (Msp)
             Related Term (Associative): Transportation careers (Kabknt)
        Novices (Msq)
        Scientific personnel (Mss)
            Researchers (Mssr)
            Scientists (Msss)
            Technicians (Msst)
        Specialists (Mst)
        Volunteers (Msv)
             Use For: Test volunteers
             Related Term (Associative): Adopt-a-highway programs (Kwh)
        Offenders and victims (Msw)
             Related Term (Associative): Loss and damage (Hw)
            Offenders (Mswa)
                Repeat offenders (Mswab)
                Recidivists (Mswac)
            Trespassers (Mswr)
            Traffic violators (Mswt)
                 Use For: Habitual traffic violators; Traffic law violators
            Victims (Mswv)
                Crash victims (Mswva)
                     Use For: Accident victims
                    Aircraft crash victims (Mswvab)
                         Use For: Aircraft accident victims
                         Related Term (Associative): Air transportation crashes (Hbba)
                    Traffic crash victims (Mswvat)
                         Use For: Traffic accident victims
                         Related Term (Associative): Traffic crashes (Hbbgt); Roadside memorials (Pmrcprm)
                Crime victims (Mswvc)
                     Use For: Victims of crime
                     Related Term (Associative): Crimes (Hu)
        Law enforcement and criminal justice personnel (Msx)
             Related Term (Associative): Criminal justice (Csijb)
            Judges (Msxj)
            Attorneys (Msxt)
            Law enforcement personnel (Msxu)
                Police (Msxum)
                Sky marshals (Msxus)
                     Use For: Sky marshalls
                     Related Term (Associative): Skyjacking (Huthf); Flight personnel (Mtb)
            Interrogators (Msxv)
            Witnesses (Msxw)
        Groups (Msy)
            Advisory groups (Msya)
            Advocacy groups (Msyb)
            Focus groups (Msyf)
            Interest groups (Msyj)
            Committees (Msyk)
            Teams (Msyl)
                 Related Term (Associative): Cooperation (Cxf)
                Design teams (Msyld)
                Multidisciplinary teams (Msylm)
            Market segmented groups (Msym)
                Consumers (Msymc)
                Customers (Msymd)
                Clients (Msymj)
                Shoppers (Msyms)
            Peer groups (Msyp)
            Special user groups (Msys)
            Coalitions (Msyt)
            Stakeholders (Msyv)
            Group dynamics (Msyx)
    Vehicle personnel (Mt)
         Related Term (Associative): Vehicle operations (Br)
        Flight personnel (Mtb)
             Use For: Aviators
             Related Term (Associative): Sky marshals (Msxus)
            Air pilots (Mtbb)
                 Use For: Aircraft pilots; Airplane pilots; Pilots
                 Related Term (Associative): Aircraft pilotage (Dcnbscb)
                Airline pilots (Mtbbd)
                General aviation pilots (Mtbbg)
                    Business aviation pilots (Mtbbgb)
                    Helicopter pilots (Mtbbgh)
            Air navigators (Mtbd)
                 Use For: Navigators (Aircraft)
            Flight crews (Mtbf)
                 Related Term (Associative): Crew resource management (Brcd)
            Flight attendants (Mtbg)
        Ground vehicle operators (Mtg)
            Highway vehicle operators (Mtgh)
                Drivers (Mtghd)
                     Use For: Motor vehicle operators
                     Related Term (Associative): 
                    Automobile drivers (Mtghdb)
                    Commercial drivers (Mtghdc)
                        Bus drivers (Mtghdcb)
                             Use For: Bus operators
                             Related Term (Associative): Transit operators (Mtua)
                            Extraboards (Mtghdcbe)
                            School bus drivers (Mtghdcbs)
                        Chauffeurs (Mtghdcc)
                        Professional drivers (Mtghdcp)
                        Taxicab drivers (Mtghdcr)
                        Truck drivers (Mtghdct)
                        Test drivers (Mtghdcu)
                    Ambulance drivers (Mtghdd)
                    Driver categories (Mtghdf)
                        Recently qualified drivers (Mtghdfa)
                        Low risk drivers (Mtghdfb)
                            Defensive drivers (Mtghdfba)
                                 Related Term (Associative): 
                        High risk drivers (Mtghdfc)
                             Use For: Accident prone drivers; Accident proneness; Unsafe drivers
                             Related Term (Associative): ; Risk (Hk)
                            Problem drivers (Mtghdfcp)
                            Reckless drivers (Mtghdfcs)
                            Impaired drivers (Mtghdfct)
                                Drunk drivers (Mtghdfctd)
                                     Use For: Drinking drivers
                                Drugged drivers (Mtghdfctr)
                                     Use For: Drugged driving
                            Aged drivers (Mtghdfcu)
                                 Use For: Elderly drivers; Older drivers
                                 Related Term (Associative): Driving cessation (Dcnbstz)
                            Teenage drivers (Mtghdfcw)
                                 Use For: Juvenile automobile drivers
                                 Related Term (Associative): Graduated licensing (Crhdg); Adolescents (Mbf)
                            Designated drivers (Mtghdfcy)
                    Driver records (Mtghdr)
                         Use For: Driving records
                Motorcyclists (Mtghm)
                     Use For: Motorcycle operators; Motorcycle riders
                     Related Term (Associative): 
                Moped drivers (Mtghs)
                     Use For: Moped riders
                Cyclists (Mtghv)
                     Use For: Bicycle riders; Bicyclists
            Train crews (Mtgr)
                 Related Term (Associative): Train operation (Dct)
                Locomotive engineers (Mtgra)
                     Use For: Enginemen
                Brakemen (Mtgrb)
                     Use For: Brakers
                Firemen (Locomotives) (Mtgrf)
                Conductors (Trains) (Mtgrh)
                Trainmen (Mtgrt)
        Shipboard personnel (Mtj)
             Use For: Ship personnel
            Ship crews (Mtjc)
            Ship officers (Mtjd)
            Ship pilots (Mtjg)
                 Related Term (Associative): Ship pilotage (Dcnbscs)
            Ship navigators (Mtjh)
                 Use For: Navigators (Shipboard personnel)
            Marine engineers (Mtjm)
            Merchant seamen (Mtjs)
                 Use For: Sailors; Seamen
        Transit personnel (Mtu)
            Transit operators (Mtua)
                 Related Term (Associative): Bus drivers (Mtghdcb)
    Vulnerable road users (Mv)
         Related Term (Associative): 
    Travelers (Mw)
         Use For: Highway users; Travellers
        Passengers (Mwa)
            Transit riders (Mwat)
                Captive riders (Mwatc)
                Transportation disadvantaged persons (Mwate)
            School bus passengers (Mwau)
            Stowaways (Mwax)
        Commuters (Mwc)
        Vehicle occupants (Mwg)
             Use For: Occupants
            Front seat occupants (Mwgf)
            Rear seat occupants (Mwgr)
        Tourists (Mwu)
             Related Term (Associative): 
        Pedestrians (Mwx)
             Related Term (Associative): Nonmotorized transportation (Aex); Walking (Aexw)
    Human characteristics (Mx)
         Related Term (Associative): 
        Human factors (Mxa)
             Related Term (Associative): Positive guidance (Dcmthcp); Human factors engineering (Esdh)
            Human error (Mxah)
        Physical condition (Mxb)
             Use For: Physical factors
             Related Term (Associative): Aging (Biology) (Jdb)
            Physical fitness (Mxba)
                 Related Term (Associative): Nonmotorized transportation (Aex)
            Physiological aspects (Mxbb)
                 Use For: Physiological effects
            Health (Mxbc)
                Breath (Mxbcb)
                Blood pressure (Mxbcc)
                Heart rate (Mxbcd)
                Metabolism (Mxbcm)
            Bodily fluids (Mxbd)
                Blood (Mxbdb)
                Saliva (Mxbds)
                Urine (Mxbdu)
            Comfort (Mxbe)
                 Use For: Human comfort
            Fatigue (Physiological condition) (Mxbf)
                 Use For: Fatigue (Biology)
                Drowsiness (Mxbfd)
            Circadian rhythms (Mxbg)
                Jet lag (Mxbgj)
            Anthropometry (Mxbh)
                 Use For: Human body
                 Related Term (Associative): Anatomical models (Myx)
                Human body mass (Mxbhm)
                Human body size (Mxbhs)
                     Related Term (Associative): Obesity (Hmdgo)
            Posture (Mxbp)
            Sleep (Mxbr)
                 Related Term (Associative): Sleep deprivation (Hbchs)
                Sleep disorders (Mxbrd)
                     Related Term (Associative): Apnea (Hmdbc)
            Stress (Physiology) (Mxbs)
            Tolerance (Physiology) (Mxbt)
            Vision (Mxbv)
                Color vision (Mxbvc)
                Field of vision (Mxbvf)
                     Related Term (Associative): 
                Dark adaptation (Mxbvh)
                Night vision (Mxbvn)
                     Related Term (Associative): Night vision devices (Qtbpt)
                Peripheral vision (Mxbvp)
                Eye location (Mxbvq)
                Eye fixations (Mxbvr)
                Eye movements (Mxbvs)
                Vision tests (Mxbvt)
            Speech (Mxbw)
                 Related Term (Associative): Voice communication (Dsbsv)
                Language (Mxbwl)
                    Bilingualism (Mxbwlb)
            Age (Mxbx)
        Physical disabilities (Mxc)
             Use For: Disability; Physical handicaps
             Related Term (Associative): Diseases and medical conditions (Hmd); Persons with disabilities (Mm)
            Vision disorders (Mxcr)
                 Use For: Visual degradation
                Blindness (Mxcrb)
                Color blindness (Mxcrc)
            Hearing loss (Mxct)
                Deafness (Mxctd)
        Mental condition (Mxk)
             Related Term (Associative): Psychology (Tgv)
            Conflict (Psychology) (Mxkc)
                 Related Term (Associative): Disputes (Crud)
            Psychological aspects (Mxkp)
                 Use For: Psychological effects; Psychosocial aspects
                Psychological tests (Mxkpt)
            Stress (Psychology) (Mxks)
                 Use For: Mental stress; Stress (Human)
            Tolerance (Psychology) (Mxkt)
            Adaptation (Psychology) (Mxku)
        Mental disorders (Mxm)
             Related Term (Associative): Persons with disabilities (Mm)
            Cognitive impairment (Mxmb)
                 Use For: Cognition disorders
                Attention deficit hyperactivity disorder (Mxmbb)
                     Use For: ADHD
                     Related Term (Associative): Distraction (Mxw)
                Dementia (Mxmbd)
                     Related Term (Associative): 
                    Alzheimer's disease (Mxmbdb)
            Depression (Mental condition) (Mxmc)
            Dissociation (Mxmd)
            Intellectual disabilities (Mxmi)
                 Use For: Mental retardation
            Mental illness (Mxmu)
            Posttraumatic stress disorder (Mxmw)
                 Use For: Post-traumatic stress disorder; PTSD (Psychiatry)
        Personality (Mxp)
            Behavior (Mxpb)
                 Use For: Behaviour; Human behavior
                Risk taking (Mxpbr)
            Attitudes (Mxpd)
                 Use For: Mental attitudes
                Acceptance (Mxpda)
                Adjustment (Psychology) (Mxpdd)
                Trust (Psychology) (Mxpdt)
        Emotions (Mxq)
            Aggression (Mxqa)
                 Use For: Aggressiveness (Psychology)
                Road rage (Mxqar)
            Annoyance (Mxqb)
            Anger (Mxqc)
            Distress (Mxqd)
            Fear (Mxqf)
                Fear of flying (Mxqff)
            Anxiety (Mxqx)
        Abilities (Mxr)
            Ability tests (Mxra)
            Aptitude (Mxrb)
                Aptitude tests (Mxrbt)
            Alertness (Mxrc)
                 Use For: Situation awareness; Situational awareness
                Attention (Mxrcg)
                Attention lapses (Mxrcm)
                Vigilance (Mxrcv)
            Cognition (Mxrd)
                Awareness (Mxrdb)
                Comprehension (Mxrdc)
                     Related Term (Associative): 
                Human information processing (Mxrdh)
                     Related Term (Associative): ; Perception (Mxt)
                Knowledge (Mxrdk)
                Understanding (Mxrdu)
                    Reading (Mxrdul)
                        Map reading (Mxrdulm)
            Fitness to drive (Mxrf)
            Learning (Mxrg)
            Intelligence (Mxri)
                Intelligence quotient (Mxria)
            Judgment (Human characteristics) (Mxrj)
            Motor skills (Mxrm)
            Driver performance (Mxrp)
                 Related Term (Associative): 
            Motor reactions (Mxrr)
                Reaction time (Mxrra)
                     Related Term (Associative): Dilemma zone (Pmrcpjfrd)
            Memory (Mxrs)
                Memory devices (Mxrsd)
        Motivation (Mxs)
            Incentives (Mxsi)
                 Related Term (Associative): ; Contract administration (Cu)
        Perception (Mxt)
             Related Term (Associative): ; Human information processing (Mxrdh)
            Auditory perception (Mxta)
                 Use For: Hearing
            Olfactory perception (Mxtb)
                 Use For: Smell
            Depth perception (Mxtd)
            Motion perception (Mxtm)
            Distance perception (Mxts)
            Velocity perception (Mxtu)
            Visual perception (Mxtv)
            Wayfinding (Mxtw)
                 Use For: Orienteering
            Tactile perception (Mxtx)
                 Use For: Haptic; Touch
        Distraction (Mxw)
             Use For: Driver distraction
             Related Term (Associative): ; Attention deficit hyperactivity disorder (Mxmbb)
        Human subject testing (Mxy)
             Related Term (Associative): 
            Controlled trials (Mxyc)
                 Related Term (Associative): Studies (Xkd)
    Anatomy (My)
        Skin and hair system (Myb)
            Skin (Mybd)
        Nervous system (Myc)
            Brain (Myce)
            Nerves (Mycn)
            Spinal cord (Mycs)
        Head (Myd)
            Head motion range (Myda)
            Face (Mydb)
                Eye (Mydbe)
                Ear (Mydbh)
                Nose (Mydbn)
            Skull (Mydd)
        Neck (Mye)
            Neck motion range (Myea)
        Shoulder (Myf)
        Thorax (Myh)
             Use For: Chest
            Heart (Myhh)
            Lungs (Myhm)
            Ribs (Myhr)
        Back (Myi)
        Spinal column (Myj)
             Use For: Cervical spine; Spine
            Vertebrae (Myjg)
                 Use For: Cervical vertebrae
        Abdomen (Myk)
             Related Term (Associative): 
            Stomach (Mykb)
            Liver (Mykm)
            Internal organs (Mykv)
                 Use For: Viscera
        Pelvis (Myn)
        Extremities (Myp)
            Upper extremities (Mypb)
                Arm (Mypbh)
                    Hand (Mypbha)
            Lower extremities (Mypd)
                Hip (Mypde)
                Leg (Mypdg)
                    Femur (Mypdgf)
                    Knee (Mypdgk)
                    Ankle (Mypdgq)
                         Related Term (Associative): 
                    Foot (Mypdgr)
                        Toes (Mypdgrt)
        Skeletal system (Mys)
            Bones (Mysb)
            Joints (Anatomy) (Mysj)
        Muscular system (Myt)
            Muscles (Mytm)
            Tendons (Mytt)
            Muscular forces (Myty)
        Musculoskeletal system (Myu)
        Cardiovascular system (Myv)
             Use For: Circulation (Anatomy); Circulatory system
            Arteries (Myva)
            Veins (Myvg)
            Capillaries (Myvk)
            Respiratory system (Myvr)
                 Use For: Respiration
                 Related Term (Associative): Apnea (Hmdbc)
        Anatomical models (Myx)
             Related Term (Associative): Dummies (Hjrsb); Anthropometry (Mxbh)

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