EEG STUDY GUIDE FOR REGISTRY (ASET REVIEW QUESTIONS) WITH CORRECT ANSWERS

The basic unit for measuring current flow is? CORRECT ANSWER Ampere The basic unit of resistance? CORRECT ANSWER Ohm Which of the following is not a valid expression of Ohm's law? A. R=EI or R=VI B. E=IR or V=IR C. I=E/R or I=V/R D. R=E/I or R=V/I CORRECT ANSWER A. R=EI or R=VI Which of the following is not a unit for measuring alternating frequencies? A. Cycles per sec B. Volts C. Hertz D. Kilocycles CORRECT ANSWER B. Volts Which of the following describes the action of a capacitor? A. opposes changes in current flow B. converts alternating current to direct current C. creates direct current resistance D. stores energy CORRECT ANSWER D. stores energy What is a filter? CORRECT ANSWER A circuit that allows some frequencies to pass through it, while others are blocked What is an amplifier? CORRECT ANSWER A combination of electronic components designed to increase the power, voltage or current of a signal. A small fluctuating output recorded by the EEG instrument even when there is no input signal is called: a. output voltage b. linear distortion c. 60Hz interference d. noise CORRECT ANSWER D. noise The EEG amplifier is designed so that when input 1 is more negative then input 2, the deflection will be? CORRECT ANSWER Upward