| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |

THE NERVOUS SYSTEM [ WORKING TOGETHER/SEEING THE BALL ( WHAT IS PLEASURE? ) ]

THE NERVOUS SYSTEM [ WORKING TOGETHER/SEEING THE BALL ( WHAT IS PLEASURE? )] WORKING TOGETHER How do all of these systems central and peripheral, somatic and autonomic and receptors work together in the symphony of the brain? From simple actions to complex ones, these systems must work in concert. Consider the “simple” act of catching…

| | | | | | | | | | | | | | | | | | | | |

DEGREES OF PAIN [ THE NERVOUS SYSTEM ]

DEGREES OF PAIN [ THE NERVOUS SYSTEM ] Similar pains don’t always register with the same intensity. Although nearly all humans-besides the very few who lack the ability to feel pain recognize extreme heat or a deep cut as painful, they can react differently. Some tolerate pain more easily, whereas others feel it more intensely….

| | | | | | | | | | | | | | | | | | | |

PATHWAYS / GRAY MATTER [ MESSENGERS ( NERVOUS SYSTEM ) ]

PATHWAYS / GRAY MATTER [ MESSENGERS ( THE NERVOUS SYSTEM ) ] PATHWAYS Pain signals take rwo tracks on their way to the brain. The express line, like a nonstop train between cities, sends signals through the spinal cord and connects directly to the thalamus. While some pain signals are diverted along the way, those that…