Exam #2 Flashcards
Rods
Detect black, white, and gray
Cones
Clustered near center of retina, detecting fine detail, and colors
Perceptual Adaption
Adjusting our perception even when vision is changed, senses can adapt (backwards bike)
Audition
Physical, hearing
How are sound waves transformed into nerve impulses
physical energy to neural impulses
What sounds can humans hear best?
Human voices
What are the four basic and distinct skin senses?
Pressure, warmth, cold, and pain
Cochlea
Inner ear, looks like a snail
Auditory nerve
Transmits to the auditory cortex in temporal lobe
Endorphins
Natural pain killers, morphine stimulates endorphins
Gustation
Taste
Olfaction
Smell, Chemical. Less acute than seeing and hearing
Kinesthesia
Awareness of body position and movement
Vestibular sense
Monitors your head position and movement (car sickness)
What are the 5 taste sensations?
Sweet, sour, salty, bitter, unmami
What is pain for?
To show us that something is wrong
What are the 7 sensory systems, their source, their receptors, and their key brain areas?
Auditory, touch, pain, gustation, olfaction, kinesthesia, and vestibular senses.
Sensorimotor
Piaget’s stages object permanence
Preoperational
Symbolic thinking: Things can represent other things
Conservation
Can’t perform mental operations, transforming things in your mind