PSYCH 111 Lecture Notes - Lecture 3: Nicotine, Melatonin, Basal Ganglia
Document Summary
Central nervous system (cns) and peripheral nervous system (pns) Made up of the brain and the spinal cord. Functions: receiving, processing, storing incoming information; sends out messages to muscles, glands and internal organs. The central command system which controls thought and movement. Nervous system outside the brain and spinal cord, which handles input and output of the. Connects the brain and spinal cord to the other areas of the body (organs and muscles) Neurons - individual cells which receive, integrate, and transmit information. Motor or efferent neurons - carry the brain"s _________ Sensory or afferent neurons - carry information to the brain __________ Interneurons - neurons that connect sensory neurons, motor neurons, or other interneurons. Neurons are the nerve cells which communicate to, from or inside the cns. Glial cells - hold the neurons in place, nourish and insulate neurons. Non-neuron cells which provide a supportive function for the nervous system.
