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What is the difference between anatomy and physiology? Anatomy focuses on the structure of the body. Physiology looks at how the body parts function together. How does the nervous system integrate and control the other body systems? The nervous system receives and processes information and sends out signals to the muscles and glands to elicit an appropriate response How are the parts of the CNS protected? The brain is protected by the skull and the spinal cord is protected by the vertebrae Collections of cell bodies inside the CNS are called _____. Nuclei the collection of nerve axons in the CNS are called _____. Tracts What is included in the PNS? cranial nerves and the spinal nerves. Collections of cell bodies inside the PNS are called _____. Ganglia the collection of nerve axons in the PNS are called _____. nerves What are the 2 divisions of the PNS? Efferent and Afferent Describe the movement of nerve impulses in the PNS. The PNS receives impulses from the sensory organs through the afferent division and then relays signals or impulses from the CNS to muscles and glands via the motor or efferent division. What are the 2 divisions of the e
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