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

7. ANATOMY OF A NEURON with a MYELIN SHEATH

Nerve Part / Function / Description
SOMA (cell body)
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

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. DEFINITION AND LOCATION OF GANGLION

13. 4 types of SENSORY RECEPTORS and what they sense.

SENSE
NAKED NERVE ENDINGS
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?

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?

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. 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

32. Know how many SPINAL NERVES there are and what the definition of a RAMI

33. 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

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

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.