Midterm prep

What part of the body does EOG record from?

• Brain

• Eye

• Muscle

• Nerves

How do you increase the linearity of a photodiode's response to light?

• Forward Bias

• No Bias

• Reverse Bias

• operate in photovoltaic mode

What instrument is used to visualize an AC signal?

• Function Generator

• Op-Amps

• DMM

• Oscilloscope

Tags

NGSS.HS-PS4-1

NGSS.HS-PS4-3

What is the input impedance of a DMM?

• 0 Ohms

• 100 Ohms

• 1000 Ohms

• >1000 Ohms

If you want to remove a singular frequency from a recording, what filter type would you use?

• Lowpass

• Bandpass

• Notch

• Highpass

The axis of depolarization is 90 degrees from the electrode axis, what voltage would be recorded from a 100 mV signal?

• 100 mV

• 0 mV

• 50 mV

The axis of depolarization is 180 degrees from the electrode axis, what voltage would be recorded from a 100 mV signal?

• -100 mV

• 0 mV

• 50 mV

• 10 mV

What camera type is better for low intensity optical imaging?

• Color CCD camera

• monochrome CCD camera

Can you measure the signal from a quartz crystal (say 15 MHz) with an analog input with a sampling frequency of 200 kHz?

• No

• Yes

Tags

NGSS.HS-PS4-1

Which part of the EKG waveform has the highest frequency?

• P wave

• ST segment

• T wave

• QRS segment