4. Neural Communication

7. Neural Communication

8. Neural Communication Serotonin Pathways Dopamine pathways

9. Neural Communication

11. Neural Communication Neurotransmitter molecule Receiving cell membrane Receptor site on receiving neuron Agonist mimics neurotransmitter Antagonist blocks neurotransmitter

13. The Nervous System Central (brain and spinal cord) Nervous system Autonomic (controls self-regulated action of internal organs and glands) Skeletal (controls voluntary movements of skeletal muscles) Sympathetic (arousing) Parasympathetic (calming) Peripheral

17. The Nervous System

18. The Nervous System

22. The Brain

27. PET Scan

28. MRI Scan

31. The Limbic System

35. The Cerebral Cortex

37. The Cerebral Cortex

39. Visual and Auditory Cortex

42. Specialization and Integration

44. Brain Structures and their Functions

49. Split Brain “ Look at the dot.” Two words separated by a dot are momentarily projected. “ What word did you see?” or “ Point with your left hand to the word you saw.”