How the Brain Works The Facts Visually Explained by DK (z-lib.org)

60 THE PHYSICAL BRAIN Nature and Nurture 61 Epigenetic changes Changes in the way genes are used (or expressed) that occur durin ...

US_062-063_Brain_functions_and_senses_Chapter_Opener.indd 62 20/09/2019 12:33 ...

BRAIN FUNCTIONS AND THE SENSES US_062-063_Brain_functions_and_senses_Chapter_Opener.indd 63 20/09/2019 12:33 ...

BRAIN FUNCTIONS AND THE SENSES Sensing the World Synesthesia is a condition where a stimulus may be interpreted by two or more s ...

BRAIN FUNCTIONS AND THE SENSES Sensing the World 64 65 Sense areas of the cortex Inputs from the sense receptors map to differen ...

BRAIN FUNCTIONS AND THE SENSES Seeing Seeing The eye provides us with probably the most important of our five senses. It gathers ...

BRAIN FUNCTIONS AND THE SENSES Seeing 66 6767 KEY The purple arrows show the direction of light rays. Black and blue arrows are ...

BRAIN FUNCTIONS AND THE SENSES The Visual Cortex The Visual Cortex Nerve signals from the eye have to travel all the way through ...

68 BRAIN FUNCTIONS AND THE SENSES The Visual Cortex 69 IN TE RI OR CO RT EX Animals such as primates have a large field of stere ...

BRAIN FUNCTIONS AND THE SENSES How We See How We See Seeing is both a conscious and an unconscious action. Each type follows its ...

BRAIN FUNCTIONS AND THE SENSES How We See 70 7171 Conscious vision The ventral route adds more information to the object, such a ...

BRAIN FUNCTIONS AND THE SENSES Perception Perception Given that visual processing happens in microseconds, it is not surprising ...

BRAIN FUNCTIONS AND THE SENSES Perception 72 73 Illusions An illusion occurs when what the eye sees is interpreted by the brain ...

BRAIN FUNCTIONS AND THE SENSES How We Hear How We Hear The world is full of noise. It travels as sound waves through the air unt ...

BRAIN FUNCTIONS AND THE SENSES How We Hear 74 75 CO THALAMUS CH LEA OR GAN OF CORTI T YM PA N IC C A N A L INNER EAR COCHL EA R ...

BRAIN FUNCTIONS AND THE SENSES Perceiving Sound Inside the auditory cortex Signals from the thalamus (see p.75) are sent to the ...

BRAIN FUNCTIONS AND THE SENSES Perceiving Sound 76 77 Music and the brain Music engages many areas of the brain. In addition to ...

BRAIN FUNCTIONS AND THE SENSES Smell Receptor cell nerve axons detect odor and send information to olfactory bulb Olfactory trac ...

BRAIN FUNCTIONS AND THE SENSES Smell 78 79 SmellIdentifying a smell out of the many odors in the world around us involves the ol ...

Taste Fueling the body requires the intake of nourishing foods and liquids. Choosing what is safe to eat is largely influenced b ...