HUMAN FACTORS Flashcards
5 senses of humans
- sight (eyes)
- hearing (ears)
- smelling
- touch
- taste
Clear part of the eyes
cornea
colored part of the eyes
iris
dark area in the center of the iris
pupil
rear wall of the eyeball
retina
behind the iris and pupil
lens
Vision impairments causes:
Substances taken into our body
Medical/physical factor
Environmental influences
Changing visual tasks wherein it deals with controlling the incidence of light
Adaptation
Changing visual tasks wherein it deals with focusing of the eye
Accomodation
Changing visual tasks wherein it deals with locating of direction
Fixation
3 Diivision of Hearing
inner ear
Middle ear
Outer ear
highest volume of intensity
150 decibels
Information Processing
(Sensory receptor)
Attention
Perception
Decision Making
detecting the information
Attention
interpretation of data
Perception
ability to act or learn new things
Memory
Three process of memory:
1.Registration
2.Storage
3.Retrieval
Forms of memory:
Ultra short term memory
Short term memory
Long term memory
takes up to 2 seconds only
Ultra short term memory
has enough time to store the information
Short term memory
information to be stored for a long period of time
Long term memory
Types of Memory
Semantic memory
Episodic memory
based on the factual knowledge (stock knowldge) based on scientific ideas
Semantic memory
important events, persons, objects in your life
Episodic memory
irrational fear of something
Phobia
Category of Phobias:
Claustrophobia
Acrophobia
Social phobia
fear of enclosed space
Claustrophobia
fear of heights
Acrophobia
fear of interacting with people
Social phobia
symptoms of phobias
Dizziness
Anxiety attack
Nausea
Trembling or shaking
Palpitations
Causes of phobias:
According to the study, unknown but: Traumatic events
Influenced by other people
Treatments for phobias:
Beta blockers (for anxiety attacks)
Antidepressant
Sedatives
Cognitive behavior therapy
Factors affecting the Human Performance:
Physical Factors
Psychological Factors
Physiological Factors
Psycho social Factors
Hardware Factors
Task Factors
Environmental Factors
height, weight motors skills, etc…
Physical Factors
mental state, behavior, personality
Psychological Factors
general health, medical conditions
Physiological Factors
emotional state, relationship with other people
Psycho social Factors
equipment, machine
Hardware Factors
workload or work intensity
Task Factors
nature, weather, motion and vibration
Environmental Factors
3 Changing visual tasks
Adaptation
Accommodation
Fixation
As per ICAO, it is all about people in their environment in relation to equipment, procedures and processes.
Human Factors
Human Factors Discipline that deals with the study of how people learn.
Educational Psychology
DAVID KOLB, Kolb’s Learning Style: feel and do
Accommodating
DAVID KOLB, Kolb’s Learning Style: feel and watch
Diverging
DAVID KOLB, Kolb’s Learning Style: think and watch
Assimilating
DAVID KOLB, Kolb’s Learning Style: think and do
Converging
Accommodating and Converging
Active Experimentation (doings)
Accommodating and Diverging
concrete experience (feelings)
Diverging and Assimilating
reflective observation (watching)
Converging and Assimilating
abstract conceptualization (thinking)
deals with human at work in relation to machine or equipment
Industrial Engineering
deals with human psychological composure. (assess the personality or characteristics)
Clinical Psychology
usually conducted in laboratories to compare differences and similarities between groups
Experimental Psychology
study of factors such as size, strength and other dimension
Anthropometry
study of graphical interface in relation to humans at work
Computer Science
study of how humans think
Cognitive Science
deals with safety humans at work
Safety Engineering
deals with vision, hearing, smelling, etc. (5 senses of human)
Medical Science
deals with how humans interact within groups/organisations
Organisational Psychology
What did Leonardo Da Vinci (1452-1519) made showing how strong humans are with 4 legs and 4 arms on 1940
Vitruvian Man
On ___, Aircraft Compatibility by ____ first inventor of aircraft compatible to humans.
1900, Sigmund Freud & Kurt Lewin
- workplace ergonomics (protocols in the workspace)
- Developed Motion Study
Frank Gilbreth
- The psychology of Management
- Worker at the Center of Operations
Lilian Gilbreth
__% of accidents are because of Human Errors
90
Give the 2 accidents caused by human
Aloha Airlines B737, Hawaii, 1988
Valu Jet DC9 Florida, 1995 (cargo)
Valu Jet DC9 Florida, 1995 reasons of accident
Insufficient training of mechanics and of cargo handlers
Failure to follow procedures
Failure to secure and label hazardous cargo
Insufficient regulatory oversight
