1.
The smallest particle into which a substance can be divided and still retain its characteristics is the
A. 
B. 
C. 
D. 
2.
Coulomb's Law deals with
A. 
B. 
C. 
D. 
3.
The movement of electrons through a conducter is
A. 
B. 
C. 
D. 
4.
The ability to store charge is
A. 
B. 
C. 
D. 
5.
Which of the following is NOT related to Ohm's Law?
A. 
B. 
C. 
D. 
6.
Input impedance should
A. 
B. 
C. 
Equal the common mode rejection ratio
D. 
Affect the low frequency activity
7.
Gain is
A. 
The ratio of output signal to input signal
B. 
C. 
D. 
8.
In the mV/cm position, the sensivity of the amplifier is what fraction of the sensitivity on the uV/mm scale?
A. 
B. 
C. 
D. 
9.
The incoming signal of 50uV would give a deflection of 7.1mm at the standard EEG setting of 7uV/mm. If the range were set to 7mV/cm, what voltage would be needed to produce the same pen deflection of 7.1mm?
A. 
B. 
C. 
D. 
10.
Given a pen deflection of 8mm and an input voltage of 25uV, what would the sensitivity of that channel be?
A. 
B. 
C. 
D. 
11.
In a differential EEG amplifier, the common mode rejection ratio of the in phase signals (i.e. 60 hz) is at least
A. 
B. 
C. 
D. 
12.
The degree of overshoot, or "tail" allowed on a properly damped pen is what percentage of the total amount of deflection?
A. 
B. 
C. 
D. 
13.
The characteristic of a differential amplifier used to cancel common mode voltage is called
A. 
B. 
C. 
D. 
14.
The amount by which the differential amplifier increases the magnitude of the input signal is its
A. 
B. 
C. 
D. 
15.
In a differential amplifier, if input one(1) received a voltage of 65uV and input two(2) received a voltage of -30uV, the output voltage seen would be
A. 
B. 
C. 
D. 
16.
Excessive pen pressure has the same effect on the frequency characteristics similar to a pen that is
17.
At a paper speed of 30mm/second, 5 division of EEG paper equal one second in time. At a paper speed of 15mm/second, one division would equal
A. 
B. 
C. 
D. 
18.
Which of the following EEG patterns would be enhanced by a paper speed of 15 mm/second?
A. 
14 and 6/second positive spikes
B. 
C. 
D. 
19.
Which of the following is attenuated by a time constant of .03 seconds?
A. 
B. 
C. 
D. 
20.
Which of the following is MOST attenuated by a high frequency filter of 35 Hz?
A. 
B. 
C. 
D. 
21.
Which of the following is attenuated by a high pass filter of 5 Hz?
A. 
B. 
C. 
D. 
22.
Nasopharyngeal electrodes are used to record from the medial surface of the temporal lobe where as sphenoidal electrodes record from the
A. 
B. 
Anterior tip of the temporal lobe
C. 
D. 
Posterior portion of the frontal lobe
23.
Needle electrodes are composed of
A. 
B. 
C. 
D. 
24.
The best electrode for recording DC potentials is composed of
A. 
B. 
C. 
D. 
25.
Referential recording is better than bipolar recording for measuring
A. 
B. 
C. 
D.