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Description
Mind Map by Kathryn Boyde, updated more than 1 year ago
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Created by Kathryn Boyde
over 8 years ago
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Chapter 4 map
- Vision
- The Eye
- Retina
- Absorbs light, processes images and sends information to the brain
- Absorbs light, processes images and sends information to the brain
- Optic disk
- Blind spot
- Point of entry for optic nerve
- Blind spot
- Receptor cells
- Rods
- Night and peripheral vision
- Night and peripheral vision
- Cones
- Daylight and colour vision
- Daylight and colour vision
- Rods
- Pupil
- The opening in the iris that controls how much light is let into the eye.
- The opening in the iris that controls how much light is let into the eye.
- Lens
- Focuses light rays
- Focuses light rays
- Iris
- Coloured ring of muscle that expands and contracts
- Coloured ring of muscle that expands and contracts
- Fovea
- A tiny spot at the centre of the retina that is only cones
- A tiny spot at the centre of the retina that is only cones
- Retina
- Adaption
- Dark Adaption
- Light Adaption
- Dark Adaption
- Saccades
- The eye is always in motion
- The eye is always in motion
- Optic Chiasm
- Where the Optic nerves from each eye cross over on the brian
- Where the Optic nerves from each eye cross over on the brian
- Feature Detectors
- Nerve cells in the Brain that respond to specific features of stimuli like movement, shape or angle
- Nerve cells in the Brain that respond to specific features of stimuli like movement, shape or angle
- Depth perception
- Our ability to see the world on 3D, it relies on both eyes together and indiviually
- Our ability to see the world on 3D, it relies on both eyes together and indiviually
- The Eye
- Audition
- The Ear
- Outer Ear
- Collects and amplifies sound
- Collects and amplifies sound
- Middle Ear
- Air filled and transforms sounds into vibrations
- Ossicles
- Hammer
- Anvil
- Stirrup
- Hammer
- Air filled and transforms sounds into vibrations
- Inner Ear
- Fluid filled and transduces sound vibrations into natural signals
- Cochlea
- A coiled tunnel that hold the auditory recptor
- Basilar membrane
- Hair Cells
- Auditory Receptors
- Auditory Receptors
- Hair Cells
- A coiled tunnel that hold the auditory recptor
- Fluid filled and transduces sound vibrations into natural signals
- Outer Ear
- Place theory
- Pitch perception depends on where along the Basilar membrane the vibration occurs
- Pitch perception depends on where along the Basilar membrane the vibration occurs
- Frequency Theory
- Pitch corresponds to the frequency and rate that the basilar membrane vibrates
- Pitch corresponds to the frequency and rate that the basilar membrane vibrates
- The Ear
- Gustation
- Transduction happens in the taste cells
- They are located all over the mouth but are mostly on the tongue
- They are located all over the mouth but are mostly on the tongue
- Taste cells are locates in in clusters called taste buds
- 5 main Flavors can be tasted
- Sweet
- Bitter
- Salty
- Sour
- umami
- Sweet
- Transduction happens in the taste cells
- Olfaction
- Most closely tied to memory of the senses
- Allows humans to sense and interpret Pheromone signals
- Nasal Cavity
- Olfactory Receptors
- Olfactory Receptors
- Most closely tied to memory of the senses
- Somatosensation
- Receptor cells are in 3 catogories
- Mechanoreceptors
- Presure and texture
- Presure and texture
- Theromoreceptors
- Tempature
- Tempature
- Nociceptors
- Pain
- Pain
- Mechanoreceptors
- Receptor cells are in 3 catogories
- Other key points
- Psychophysics
- The relationship between outside stimuli and mental processes
- The relationship between outside stimuli and mental processes
- Threshold
- The change in stimulus that is discernibly differently 50% of the time
- Absolute Threshold
- The smallest level of stimuli that is detectable to human senses
- The smallest level of stimuli that is detectable to human senses
- Just noticeable difference (JND)
- The smallest change in the amount of stimulation a sense can detect
- Weber's law
- The smallest change in the amount of stimulation a sense can detect
- The change in stimulus that is discernibly differently 50% of the time
- Sensory Adaption
- A gradual decline in sensitivity over time
- A gradual decline in sensitivity over time
- Receptive Field
- Transduction
- The conversion of stimuli from one form to another
- The conversion of stimuli from one form to another
- Psychophysics
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