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Unit 4 (Eye Parts (Lens, Pupil, Iris, Cornea, Retina, Fovea, Bind Spot,…
Unit 4
Eye Parts
Lens
Pupil
Iris
Cornea
Retina
Fovea
Bind Spot
Optic Nerve
Senses
ESP
Not very accepted
little evidence
Sixth sense
Olfactory
Sense of smell
Receptors in nose take molecules and send information to brain which translates to smell
Kinesthesia
sense of where the body is
Vestibular
Controls sense of balance
Gustation
Sense of Taste
Based in the tongue
Chemical sense
Touch
feeling involving pressure, heat and pain
Pain
regulatory sense to promote health and protecting the body
Sensory Processing
1
Accessory structure modifies energy
2
Receptor transduces energy into a neural response
3
Sensory nerve transfers the coded activity to the central nervous system
4
Thalamus processes and relays the neural response
5
Cerebral cortex receives input and produces the sensation and perception
Ear parts
Outer Ear
The cartilage ear visible from the outside
Middle Ear
Ear Drum
Focuses auditory sound waves
Stirrup
Works to transfer auditory information to the cochlea
Hammer
Works to transfer auditory information to the cochlea
Anvil
Works to transfer auditory information to the cochlea
Inner ear
Cochlea
Transfers auditory information into neural information
Auditory Nerve
Transfers information toward visual cortex in the brain
Eye to Visual Cortex
Optic Nerve
Thalamus
Visual Cortex
Wavelengths
Frequency controls pitch
Amplitude controls volume