What id the difference between sensation and perception?
Sensation brings information to the brain that arises in the reality outside our bodies, like a beautiful sunset, or originates from within, like an upset stomach. Perception - The process of interpreting sensory information.
What is sensory adaptation?
Sensory adaptation - is the tendency to pay less attention to a nonchanging source of stimulation.
What is transduction?
Transduction - The translation of incoming sensory information into neural signals.
What is the difference between top-down and bottom-up processing?
Top-down processing - Perception based on building simple input into more complex perceptions. Bottom-up processing - A perceptional processes in which memory and other cognitive processes are required for interpreting incoming sensory information.
What distinguishes an absolute threshold from a difference threshold?
An absolute threshold is the smallest amount of stimulus that can be detected. Difference threshold is the smallest detectable difference between two stimuli.
What are these parts of the eye: pupil, iris, retina, cornea, lens, rods, and cons?
those parts of the eye are all part of the anatomy of the Human eye.
Where are rods and cons found? How do the differ?
The rods and cons are found near the Optic nerve. The rods and cons are different by what they do. Rods - A photoreceptor specialized to detect dim light. Cons - A photoreceptor in the retina that processes color and fine detail.
Chapter 5 The perceiving Mind (Sensation and Perception)