Biomedical Sensors -Introduction

What do electrochemical sensors measure?

• Concentration of ions and molecules

• Changes in light intensity

• Pressure and force

• Temperature of the body

What is the principle of optical sensors?

• Detect changes in electrical current

• Utilize the interaction of light with samples

• Generate electrical charge in response to pressure

• Measure temperature changes

What do piezoelectric sensors measure?

• Blood pressure and heart rate

• Light absorption and emission

• Temperature of the body

• Concentration of ions

What do temperature sensors monitor?

• Blood glucose levels

• Body temperature

• Electrical conductivity

• Light intensity

What is the role of nanotechnology in biosensors?

• Enhance signal amplification

• Measure pressure changes

• Detect light interference patterns

• Monitor body temperature

What do wearable sensors track?

• Heart rate and activity

• Light absorption

• Electrical current

• Temperature changes

What is a future trend in biomedical sensors?

• More personalized and non-invasive sensors

• Less integration into daily life

• Decreased sensitivity

• Increased size and complexity

What type of data do gas sensors typically detect?

• Magnetic field strength

• Electrical resistance

• Changes in humidity levels

• Concentration of gases in the air

What is a common application of biosensors in healthcare?

• Monitoring blood glucose levels

• Measuring atmospheric pressure

• Assessing light exposure

• Detecting sound waves

How do capacitive sensors operate?

• Using piezoelectric effects

• By monitoring temperature variations

• Through the detection of light intensity

• By measuring changes in capacitance