BIO 210 Chapter 11 Exam Questions and Answers All Correct

BIO 210 Chapter 11 Exam Questions and Answers All Correct The nervous system is? - Answer-The master controlling and communicating system of the body The three functions of the nervous system are? - Answer-1. Sensory input 2. Integration 3. Motor output The sensory input - Answer-gathers information by the internal and external sensory receptors The integration function - Answer-processes and interprets the sensory input The motor output function - Answer-activates the effector organs (muscles and glads) and produces the appropriate response The central nervous system is composed of? - Answer-The brain and spinal cord of the dorsal body cavity The peripheral nervous system is composed of? - Answer-Spinal and cranial nerves The peripheral nervous system has two functional divisions known as? - AnswerSensory and motor divisions Sensory is also known as - Answer-Afferent Division Motor is also known as - Answer-Efferent division The somatic nervous system - Answer-conducts impulses from the Central Nervous System to Skeletal muscle Autonomic Nervous System - Answer-consists of visceral motor nerve fibers, and regulates smooth and cardiac muscles, and glands In the autonomic nervous system there are two functional subdivisions. What are they? - Answer-Sympathetic and Parasympathetic subdivisions Neuroglia cells - Answer-small cells that surround and wrap delicate neurons Neurons or nerve cells are - Answer-excitable cells that transmit electrical signals