NAME___________ NERVOUS SYSTEM STUDY GUIDE 1. 3 FUNCTIONS OF NERVOUS SYSTEM 2. 2 MAJOR NERVOUS SYSTEMS 3. AFFERENT VS. EFFERENT NERVES. What does each do? 4. SOMATIC VS AUTONOMIC NERVOUS SYSTEM What does each do? Which is involuntary? 5. SYMPATHETIC VS PARASYMPATHETIC What are some things that happen when you get scared? When you have just had a big meal? 6. Draw the Graphic Organizer for the nervous system NAME___________ 7. ANATOMY OF A NEURON with a MYELIN SHEATH Nerve Part SOMA (cell body) Function / Description DENDRITE AXON SCHWANN CELLS MYELIN SHEATH NODES OF RANVIER AXON TERMINALS 8. SYNAPSE and SYNAPTIC CLEFT Where are they and how do they work? 9. Define NEUROGLIA and tell what it does NAME___________ 10. GRAY MATTER VS WHITE MATTER Which one is myelinated and be able to label it on a spinal cord diagram 11. TYPES OF NEURONS (3) LOCATION OF INTERNEURONS Where are the cell bodies found and where do the axons travel to? FUNCTION LOCATION OF CELL BODY AND AXON AFFERENT EFFERENT INTERNEURON 12. 13. DEFINITION AND LOCATION OF GANGLION 4 types of SENSORY RECEPTORS and what they sense. SENSE NAKED NERVE ENDINGS NAME___________ MEISSNER CORPUSCLES PACINIAN CORPUSCLES PROPRIOCEPTORS 14. 3 SHAPES OF NEURONS Which shape are motor, sensory and interneurons? DESCRIPTION EXAMPLES MULTIPOLAR UNIPOLAR BI POLAR DRAW THE 3 NEURONS ABOVE 15. TRACE A SIMPLE REFLEX ARC- LABEL IT 17. What is a REFLEX? What is a REFLEX ARC? NAME___________ 18 List the 5 items found in all REFLEX ARCS 19. Name the two types of reflexes. 20. What is a TWO NEURON REFLEX ARC? Give examples 21. What is a THREE NEURON REFLEX ARC? Give examples 22. What is a CROSS FIBER REFLEX ARC? Give examples 23. SIZE OF SPINAL CORD- CAUDA EQUINA- # OF SPINAL NERVES 24. 3 LAYERS OF THE MENINGES and SUBARACHNOID SPACE- WHAT DOES EACH DO? NAME___________ DESCRIPTION / FUNCTION DURAMATER ARACHNOID MATER SUBARACHNOID SPACE PIA MATER 25. CEREBROSPINAL FLUID- WHAT IS IT LIKE ? What are some functions? 26 KNOW WHAT CRANIAL NERVES I-V AND X DO. CRANIAL NERVE I CRANIAL NERVE II CRANIAL NERVE III CRANIAL NERVE IV CRANIAL NERVE V CRANIAL NERVE X 27. NAME___________ Know what CEREBROSPINAL FLUID does and where it is made 28 Know the location of the 4 Ventricles Location Left ventricle Right Ventricle 3rd Ventricle 4th Ventricle 29. TRACE the pathway of cerebrospinal fluid and tell where it is reabsorbed. 30. What is the BLOOD BRAIN BARRIER? What can pass through it and what is prevented from passing? 31. Know the structure of a NEURON DESCRIPTION AXON ENDONEURIUM FASCICLE PERINEURIUM NERVE EXONEURIUM NAME___________ 32. 33. Know how many SPINAL NERVES there are and what the definition of a RAMI KNOW THE 4 PLEXUS AND THE MAJOR NERVES OF EACH 34 Know the following brain and spinal injuries CAUSE AND CONCUSSION CONTUSION CEREBRAL EDEMA INTERCRANIAL HEMORRHAGE STROKE NAME___________ 35. Know DIFFERENCES between the SOMATIC and AUTONOMIC NERVOUS SYSTEMS- # of neurons and GANGLIONS SOMATIC MOTOR PATHWAY- AUTONOMIC MOTOR PATHWAY- 36. Know the definition of PREGANGLIONIC NEURON and POST GANGLIONIC NEURON 37 Know the location of the PREGANGLIONIC NEURONS and POST GANGLIONIC NEURONS for the PARASYMPATHETIC NERVOUS SYSTEM 38. Know the location of the PREGANGLIONIC NEURONS and POST GANGLIONIC NEURONS for the SYMPATHETIC NERVOUS SYSTEM NAME___________ 39. Know the Actions of the SYMPATHETIC AND PARASYMPATHETIC NERVOUS SYSTEMS ON THE FOLLOWING ORGANS ORGAN PARASYMPATHETIC SYMPATHETIC EYES SALIVARY GLANDS HEART LUNGS STOMACH PANCREAS LIVER- GALL BLADDER GENITALS ADRENAL GLANDS 40. DEFINE THE FOLLOWING TERMS CONDUCTIVITY IRRITABILITY THRESHOLD STIMULUS NERVE IMPULSE DEPOLARIZATION REPOLARIZATION 41. BE ABLE TO DESCRIBE HOW A NEURON BECOMES DEPOLARIZED AND REPOLARIZED.