Psych 101 Chapter 4 1 What’s that smell? Do you hear that noise? Taste this! Look at me! Feel this, isn’t it soft? • We use these phrases because of our senses. Without us even knowing, our sense organs (nose, eyes, ears, tongue, and skin) are taking in information and sending it to the brain for processing. • Both people and animals get all of their knowledge from their senses, and that is why our senses are so important.
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Psych 101 Chapter 41 What’s that smell? Do you hear that noise? Taste this! Look at me! Feel this, isn’t it soft? We use these phrases because of our.
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Psych 101 Chapter 4 1
What’s that smell? Do you hear that noise? Taste this! Look at me! Feel this, isn’t it soft?
• We use these phrases because of our senses. Without us even knowing, our sense organs (nose, eyes, ears, tongue, and skin) are taking in information and sending it to the brain for processing.
• Both people and animals get all of their knowledge from their senses, and that is why our senses are so important.
Psych 101 Chapter 4 2
Prologue to Senses
• Human life would be very different without the ability to sense and perceive external stimuli
• Imagine your world without the ability to see, hear, smell, touch, and feel
• Psychologists are interested in sensation and perception as inputs to and outputs from the brain
Psych 101 Chapter 4 3
Sensation: Receiving messages about
the world
• There are five types of senses:
Sense Organs Sensory Receptors Neural Impulses
Occipital Gustatory
OlfactoryAuditory Tactile
Psych 101 Chapter 4 4
Sensation: Receiving messages
• Stimuli: What messages can be received?
–Anything capable of exciting a sensory receptor cell can be defined as a “stimulus”