Nervous System

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Transcript Nervous System

Nervous System
Test Review
70 points total
20 anatomy lab practical (some
sheep eye so be prepared!)
25 M/C on Scantron—bring #2
25 pts short answer
Multiple choice
25 pts on scantron sheet
Be able to name the parts of a neuron
and the functions of those parts
 Parts
of the
 Functions of
those parts
Parts of the Brain
Divisions of Nervous System
 Central
– What it consists of
– Functions of the
Peripheral Nervous
– What it consists of
– Two Divisions
 Somatic
 Autonomic
– Sympathetic
Nervous System
– Parasympathetic
Nervous System
 Eye
– Parts of the Eye
– Functions of those parts
 Ear
– Parts of the Ear
– Functions of those parts
 Smell
and Taste
Nervous System Disorders
 What
they are and what causes
them—to the extent that we looked
at them in class. (they are in the mult
choice part, so it’s not too detailed!
Short Answer
25 pts—lots of choice!
Lots of choice for
students. That means
you have to circle the #
of the question you are
Questions include:
During a lumbar puncture (spinal tap), a
hollow needle is inserted into the subarachnoid
space between L3 and L4 (the 3rd and 4th
lumbar vertebrae). Why is there no danger of
injuring the spinal cord with the needle during
this procedure?
Why does exposure to toxins have more
devastating effects during early pregnancy
than in late pregnancy?
Questions include:
When a light is shone into one eye, the pupils
constrict. Why is this an important protective
Dr. Nakvarati used an instrument to press on
Mr. Cruz’s eye during his annual physical
examination on his sixtieth birthday. The eye
deformed very little, indicating the intraocular
pressure was too high. What was Mr. Cruz’s
probable condition?
Questions include:
Why is Babinski’s sign NORMAL in a
newborn but indicative of nerve damage
in anyone else?
Explain the difference between
sensorineural deafness and conductive
Questions include:
Why do you have a blind spot?
Why do you have to blow your nose after
Questions include:
An elderly gentleman has just suffered a
stroke. He is able to understand verbal and
written language, but when he tries to
respond, his words are garbled. What cortical
region has been damaged by the stroke?
A young man has just received serious burns,
resulting from standing with his back too close
to a bonfire. He is muttering that he never felt
the pain. Otherwise, he would have
smothered the flames by rolling on the ground.
What part of his CNS might be malfunctional?
Questions include:
What might cause a sty? (Inflammation
is NOT enough, think about the possible
causes of the inflammation around the
How did looking through the
transparency films to sort the floss affect
your perception of color?
Questions include:
A group of nine toddlers attending the
same day care center developed red,
inflamed eyes and eyelids. The day care
sent home a note indicating that they
have pink eye, or conjunctivitis. What
does the conjunctiva of the eye do?
How does tinnitus affect balance?
Questions include:
We saw clips of two people with
traumatic brain injury. Describe the
difference between Bud’s TBI and
Jennifer’s TBI.
Why might an upper respiratory infection
affect your sense of smell?
CD of case studies/lecture
Short Answers you
MUST answer…
There are three questions all of
you will respond to.
Mandatory Questions
Describe the steps involved in the generation
of an action potential. Make sure to explain
the operation/significance of the
sodium/potassium pumps.
Myelination of peripheral neurons occurs
rapidly throughout the first year of life. How
can this process explain the increased abilities
of infants during their first year?
Describe the three types of neurons (Afferent,
Efferent and Interneurons)