BIOL 252 Exam 1 Shemer Vocab Correct 100%

CNS - ANSWER consists of the brain and spinal cord; processes information and determines if and how the body should respond by issuing commands to muscle and gland cells PNS - ANSWER a subdivision of the nervous system that is composed of all nerves and ganglia; divided into sensory and motor divisions Sensory (afferent) - ANSWER specialized neurons that detect stimulus (light, heat, pressure, and chemicals) and transmit information about them to the CNS motor (efferent) - ANSWER neurons that send signals mainly to effectors in muscles and glands; move away from the CNS somatic - ANSWER the division of the peripheral nervous system that controls the body's skeletal muscles autonomic - ANSWER a subdivision of the peripheral nervous system; controls involuntary activity of visceral muscles and internal organs and