Nervous SystemNervous SystemTest ReviewTest Review

65 points total

20 anatomy lab practical (some sheep eye so be prepared!)

20 M/C on Scantron—bring #2 pencil!

25 pts short answer

Multiple Multiple choicechoice

20 pts on scantron sheet20 pts on scantron sheet

NeuronsNeurons

Be able to name the parts of a Be able to name the parts of a neuron and the functions of those neuron and the functions of those partsparts

BrainBrain Parts of Parts of

the Brainthe Brain Functions Functions

of those of those partsparts

Parts of the Brain

Divisions of Nervous SystemDivisions of Nervous System

Central Nervous SystemCentral Nervous System– What it consists of What it consists of – Functions of the partsFunctions of the parts

Peripheral Nervous SystemPeripheral Nervous System– What it consists ofWhat it consists of– Two DivisionsTwo Divisions

SomaticSomatic AutonomicAutonomic

– Sympathetic Nervous SystemSympathetic Nervous System– Parasympathetic Nervous SystemParasympathetic Nervous System

SensesSenses

EyeEye– Parts of the EyeParts of the Eye– Functions of those partsFunctions of those parts

EarEar– Parts of the EarParts of the Ear– Functions of those partsFunctions of those parts

Smell and TasteSmell and Taste

Nervous System DisordersNervous System Disorders

What they are and what causes them—to What they are and what causes them—to the extent that we looked at them in class. the extent that we looked at them in class.

Short AnswerShort Answer

25 pts—lots of choice! (I will 25 pts—lots of choice! (I will not be giving you all of the not be giving you all of the

questions)questions)

Entire rewrite of test to Entire rewrite of test to include lots of choice for include lots of choice for students. That means students. That means

you you have to circle the # have to circle the # of the question you are of the question you are

answering!answering!

Questions include:Questions include:

During a lumbar puncture (spinal tap), a During a lumbar puncture (spinal tap), a hollow needle is inserted into the hollow needle is inserted into the subarachnoid space between L3 and L4 subarachnoid space between L3 and L4 (the 3rd and 4th lumbar vertebrae). Why (the 3rd and 4th lumbar vertebrae). Why is there no danger of injuring the spinal is there no danger of injuring the spinal cord with the needle during this cord with the needle during this procedure?procedure?

Why does exposure to toxins have more Why does exposure to toxins have more devastating effects during early devastating effects during early pregnancy than in late pregnancy?pregnancy than in late pregnancy?

BookworkBookwork

Questions include:Questions include:

Describe four basic components of Describe four basic components of the reflex arc.the reflex arc.

Explain how nerve impulses are Explain how nerve impulses are initiated and transmitted and why initiated and transmitted and why one-way conduction at synapses one-way conduction at synapses always happens.always happens.

Labs and bookworkLabs and bookwork

Questions include:Questions include:

Why is Babinski’s sign NORMAL in a Why is Babinski’s sign NORMAL in a newborn but indicative of nerve newborn but indicative of nerve damage in anyone else?damage in anyone else?

Explain the difference between Explain the difference between sensorineural deafness and sensorineural deafness and conductive deafness. conductive deafness.

LabsLabs

Questions include:Questions include: An elderly gentleman has just suffered a An elderly gentleman has just suffered a

stroke. He is able to understand verbal stroke. He is able to understand verbal and written language, but when he tries and written language, but when he tries to respond, his words are garbled. What to respond, his words are garbled. What cortical region has been damaged by the cortical region has been damaged by the stroke?stroke?

A young man has just received serious A young man has just received serious burns, resulting from standing with his burns, resulting from standing with his back too close to a bonfire. He is back too close to a bonfire. He is muttering that he never felt the pain. muttering that he never felt the pain. Otherwise, he would have smothered the Otherwise, he would have smothered the flames by rolling on the ground. What flames by rolling on the ground. What part of his CNS might be malfunctional?part of his CNS might be malfunctional?

WSWS

Questions include:Questions include: A group of nine toddlers attending the A group of nine toddlers attending the

same day care center developed red, same day care center developed red, inflamed eyes and eyelids. The day care inflamed eyes and eyelids. The day care sent home a note indicating that they sent home a note indicating that they have pink eye, or conjunctivitis. What have pink eye, or conjunctivitis. What does the conjunctiva of the eye do?does the conjunctiva of the eye do?

The elasticity of your lens decreases The elasticity of your lens decreases dramatically with age, resulting in dramatically with age, resulting in difficulty focusing for near vision. What is difficulty focusing for near vision. What is this condition called? What test did we this condition called? What test did we use in the lab to measure the elasticity of use in the lab to measure the elasticity of your lens?your lens?

LabsLabs

Short Answers you Short Answers you MUST answer…MUST answer…

There are three questions all There are three questions all of you will respond to.of you will respond to.

Mandatory QuestionsMandatory Questions Describe the steps involved in the Describe the steps involved in the

generation of an action potential. Make generation of an action potential. Make sure to explain the operation/significance sure to explain the operation/significance of the sodium/potassium pumps.of the sodium/potassium pumps.

Myelination of peripheral neurons occurs Myelination of peripheral neurons occurs rapidly throughout the first year of life. rapidly throughout the first year of life. How can this process explain the How can this process explain the increased abilities of infants during their increased abilities of infants during their first year? first year?

As evidenced with the case studies we As evidenced with the case studies we saw in class, differentiate between early saw in class, differentiate between early and late Alzheimer’s patients in terms of and late Alzheimer’s patients in terms of memory ability, personality and affect. memory ability, personality and affect.