measuring electrical activity of the brain over time is done using __________. -General Knowledge

measuring electrical activity of the brain over time is done using __________. -General Knowledge
by

1 Answer

Answer :

Measuring electrical activity of the brain over time is done using EEG or Electroencephalography.
by

Related questions

What person is asleep the brain produces no electrical activity?

Description : What person is asleep the brain produces no electrical activity?

Last Answer : Need answer

Is it true when a person is asleep the brain produces no electrical activity?

Description : Is it true when a person is asleep the brain produces no electrical activity?

Last Answer : Need answer

A thermostat is a device for (a) switching off an electrical appliance (b) measuring temperature (c) regulating temperature (d) producing heat

Description : A thermostat is a device for (a) switching off an electrical appliance (b) measuring temperature (c) regulating temperature (d) producing heat

Last Answer : Ans:(c)

What are the operating principles of electrical measuring instruments?

Description : What are the operating principles of electrical measuring instruments?

Last Answer : a. Magnetic effect. b. Electro dynamic effect. c. Electro magnetic effect. d. Thermal effect. e. Chemical effect. f. Electro static effect.

What are the classifications of electrical measuring instruments?

Description : What are the classifications of electrical measuring instruments?

Last Answer : a. Absolute instruments. These instruments give the value of the quantity to be measure in terms of the constant of the instrument and their deflection only. There is no any calibrated scale. b. ... to be measured with the deflection of needle or pointer of that meter over a calibrated scale.

From the following, which one is a type of vibration measuring instrument? A Mechanical B Electrical C Magnetic D All of the above

Description : From the following, which one is a type of vibration measuring instrument? A Mechanical B Electrical C Magnetic D All of the above

Last Answer : D All of the above

From the following, which one is a type of vibration measuring instrument?(A) Mechanical (B) Electrical (C) Magnetic (D) All of the above

Description : From the following, which one is a type of vibration measuring instrument?(A) Mechanical (B) Electrical (C) Magnetic (D) All of the above

Last Answer : (D) All of the above

An approximate estimation of total dissolved solids of a given water sample is often made by measuring (a) Electrical conductivity of the water sample (b) Electro-magnetic conductivity of the water sample (c) Sound conductivity of the water sample (d) Thermal conductivity of the water sample

Description : An approximate estimation of total dissolved solids of a given water sample is often made by measuring (a) Electrical conductivity of the water sample (b) Electro-magnetic conductivity of the water sample (c) Sound conductivity of the water sample (d) Thermal conductivity of the water sample

Last Answer : (a) Electrical conductivity of the water sample

Protective relays are devices that detect abnormal conditions in electrical circuits by measuring (a) current during abnormal condition (b) voltage during abnormal condition (c) constantly the electrical quantities which differ during normal and abnormal conditions (d) none of the above

Description : Protective relays are devices that detect abnormal conditions in electrical circuits by measuring (a) current during abnormal condition (b) voltage during abnormal condition (c) constantly the electrical quantities which differ during normal and abnormal conditions (d) none of the above

Last Answer : (c) constantly the electrical quantities which differ during normal and abnormal conditions

What are the test and measuring instrument required in an Electrical depots?

Description : What are the test and measuring instrument required in an Electrical depots?

Last Answer : Ans. Following are the test and measuring instruments required in an Electrical depots. a. Test lamp b. Line Tester c. Continuity tester d. Volt meter e. Ammeter f. Earth megger g. Megger h. Lux meter i. Power analyzer j. Infrared thermometer

Give the names of different electrical temperature measuring devices.

Description : Give the names of different electrical temperature measuring devices.

Last Answer : Electrical temperature measuring devices: RTD, thermocouple, thermistor

Electrical Measuring Instruments

Description : Electrical Measuring Instruments

Last Answer : Electrical Measuring Instruments

State the function of controlling torque in electrical measuring instrument.

Description : State the function of controlling torque in electrical measuring instrument.

Last Answer : Function of controlling torque  1. The function is to opposes the deflection force and increases with the increase in the deflection of the moving system, to limit its movement. 2. and brought ... set a position where the two opposing forces i.e. deflection and controlling forces are equal. 

Define: (i) Resolution, (ii) Calibration, with reference to electrical measuring systems.

Description : Define: (i) Resolution, (ii) Calibration, with reference to electrical measuring systems.

Last Answer : Resolution The smallest increment in input (the quantity being measured) which can be detected with certainty by an instrument is called its resolution or discrimination.  OR It is ... the measuring instrument with standard instrument to find out the error in the instrument under test.

For measuring an unknown electrical quantity, select the meter with

Last Answer : For measuring an unknown electrical quantity, select the meter with Highest range and work down.

Protective relays are devices that detect abnormal conditions in electrical circuits by measuring?

Last Answer : Protective relays are devices that detect abnormal conditions in electrical circuits by measuring constantly the electrical quantities which differ during normal and abnormal conditions.

Measuring Biochemical Oxygen Demand (BOD) is a method used for (a) estimating the amount of organic matter in sewage water (b) working out the efficiency of oil driven automobile engines (c) measuring the activity of Saccharomyces cerevisiae in producing curd on a commercial scale (d) working out the efficiency of RBCs about their capacity to carry oxygen.

Description : Measuring Biochemical Oxygen Demand (BOD) is  a method used for  (a) estimating the amount of organic matter in  sewage water (b) working out the efficiency of oil driven  automobile engines ... commercial  scale (d) working out the efficiency of RBCs about their  capacity to carry oxygen.

Last Answer : (a) estimating the amount of organic matter in  sewage water

Measuring Biochemical Oxygen Demand (BOD) is a method used for (a) estimating the amount of organic matter in sewage water (b) working out the efficiency of oil driven automobile engines (c) measuring the activity of Saccharomyces cerevisiae in producing curd on a commercial scale (d) working out the efficiency of RBCs about their capacity to carry oxygen.

Description : Measuring Biochemical Oxygen Demand (BOD) is a method used for (a) estimating the amount of organic matter in sewage water (b) working out the efficiency of oil driven automobile engines (c) ... a commercial scale (d) working out the efficiency of RBCs about their capacity to carry oxygen.

Last Answer : (a) estimating the amount of organic matter in sewage water

Quantitative measurement of bacterial growth can be carried out by measuring A-.cell count B- .cell mass C- .cell activity D- .all of these

Description : Quantitative measurement of bacterial growth can be carried out by measuring A-.cell count B- .cell mass C- .cell activity D- .all of these

Last Answer : .all of these

72. Measuring Biochemical Oxygen Demand (BOD) is a method used for (1) Working out the efficiency of R.B.Cs. about their capacity to carry oxygen (2) Estimating the amount of organic matter is sewage water (3) Working out the efficiency of oil driven automobile engines (4) Measuring the activity of Sacccharomyces cerevisae in producing curd on a commercial scale

Description : 72. Measuring Biochemical Oxygen Demand (BOD) is a method used for (1) Working out the efficiency of R.B.Cs. about their capacity to carry oxygen (2) Estimating the amount of ... driven automobile engines (4) Measuring the activity of Sacccharomyces cerevisae in producing curd on a commercial scale

Last Answer : Estimating the amount of organic matter is sewage water

An error of 1% in measuring head over the crest of the notch (H) will produce an error of __________ in discharge over a triangular notch, (A) 1 % (B) 1.5 % (C) 2 % (D) 2.5 %

Description : An error of 1% in measuring head over the crest of the notch (H) will produce an error of __________ in discharge over a triangular notch, (A) 1 % (B) 1.5 % (C) 2 % (D) 2.5 %

Last Answer : Answer: Option D

In the time-cost optimisation, using CPM method for network analysis, the crashing of the activities along the critical path is done starting with the activity having (A) Longest duration (B) Highest cost slope (C) Least cost slope (D) Shortest duration

Description : In the time-cost optimisation, using CPM method for network analysis, the crashing of the activities along the critical path is done starting with the activity having (A) Longest duration (B) Highest cost slope (C) Least cost slope (D) Shortest duration

Last Answer : (C) Least cost slope

e primary mechanism by which general anaesthetics produce their action is: A. Affecting receptor operated ion channels in cerebral neurones B. Blocking voltage sensitive Na+ channels in neuronal membrane C. Depressing metabolic activity of cerebral neurones D. Blocking production of high energy phosphates in the brain

Description : e primary mechanism by which general anaesthetics produce their action is: A. Affecting receptor operated ion channels in cerebral neurones B. Blocking voltage sensitive Na+ channels in neuronal ... activity of cerebral neurones D. Blocking production of high energy phosphates in the brain

Last Answer : A. Affecting receptor operated ion channels in cerebral neurones

When measuring strain, ballast circuit use a capacitor to act as a high pass filter. This is done when:

Description : When measuring strain, ballast circuit use a capacitor to act as a high pass filter. This is done when:  a) Static strain are being measured b) Dynamic strain are being measured c) Both Static and dynamic strain are being measured d) None of the above

Last Answer : When measuring strain, ballast circuit use a capacitor to act as a high pass filter. This is done when: Dynamic strain are being measured

If we were to get rid of the hormones within us and electrical nerve impulses of the brain, we would pretty much achieve zombie state, am I right?

Description : If we were to get rid of the hormones within us and electrical nerve impulses of the brain, we would pretty much achieve zombie state, am I right?

Last Answer : Aren’t Zombies dead humans? We’d have to die first, no? Anyway, if we achieved zombie status, we wouldn’t know we’re in paradise so I vote no.

Can aluminium foil really block electrical signals from entering your brain?

Description : Can aluminium foil really block electrical signals from entering your brain?

Last Answer : I don’t think that works.

(4) Fundamental unit of nervous system Explanation: A neuron is a cell that carries electrical impulses. Neurons are the basic units of the nervous system and its most important part is the brain. Every neuron is made of a cell body (also called a soma), dendrites and an axon.

Description : (4) Fundamental unit of nervous system Explanation: A neuron is a cell that carries electrical impulses. Neurons are the basic units of the nervous system and its most important part is the brain. Every neuron is made of a cell body (also called a soma), dendrites and an axon.

Last Answer : Water cycle refers to - (1) an integrated attempt to recycle water in relatively arid regions (2) constant movement of water from ocean to land and back to ocean once again (3) ... management of water in areas excessively plagued with water-logging (4) water distribution in relatively dry area

A young drug addict used to show synptoms of depressed brain activity, feeling of calmnes , relaxation and drowsiness. Possibly he was taking:

Description : A young drug addict used to show synptoms of depressed brain activity, feeling of calmnes , relaxation and drowsiness. Possibly he was taking:

Last Answer : A young drug addict used to show synptoms of depressed brain activity, feeling of calmnes , ... Amphetamine B. Marijuana C. Pethadine D. Valium

What drug decreases brain activity?

Description : What drug decreases brain activity?

Last Answer : Need answer

EEG is a technique to record the activity of – (1) heart (2) lungs (3) brain (4) muscles

Description : EEG is a technique to record the activity of – (1) heart (2) lungs (3) brain (4) muscles

Last Answer : (3) brain Explanation: Electroencephalography (EEG) is the recording of electrical activity along the scalp. EEG measures voltage fluctuations resulting from ionic current flows within the neurons of the brain.

EEG records the activity of - (1) heart (2) lungs (3) brain (4) muscles

Description : EEG records the activity of - (1) heart (2) lungs (3) brain (4) muscles

Last Answer : (3) brain. Explanation: Electroencephalography (EEG) is the recording of electrical activity along the scalp. EEG measures voltage fluctuations resulting from ionic current flows within the neurons of the ... of time, usually 20-40 minutes, as recorded from multiple electrodes placed on the scalp.

EEG records the activity of-----? A. Heart B. Lungs C. Brain (Answer)

Description : EEG records the activity of-----? A. Heart B. Lungs C. Brain (Answer)

Last Answer : C. Brain (Answer)

Which one of the following depresses brain activity and produces feelings of calmness, relaxation and drowsiness? (a) Morphine (b) Valium (c) Amphetamines (d) Hashish

Description : Which one of the following depresses brain activity and produces feelings of calmness, relaxation and drowsiness? (a) Morphine (b) Valium (c) Amphetamines (d) Hashish

Last Answer : (b) Valium

The following is not true of morphine: A. Its 2-glucuronide metabolite is an active analgesic B. Its active metabolite penetrates blood-brain barrier better than morphine C. Its oral: parenteral activity ratio is 1:4 D. It undergoes enterohepatic cycling

Description : The following is not true of morphine: A. Its 2-glucuronide metabolite is an active analgesic B. Its active metabolite penetrates blood-brain barrier better than morphine C. Its oral: parenteral activity ratio is 1:4 D. It undergoes enterohepatic cycling

Last Answer : B. Its active metabolite penetrates blood-brain barrier better than morphine

EEG is a technique to record the activity of (1) heart (2) lungs (3) brain (4) muscles

Description : EEG is a technique to record the activity of (1) heart (2) lungs (3) brain (4) muscles

Last Answer : brain

EEG records the activity of (1) heart (2) lungs (3) brain (4) muscles

Description : EEG records the activity of (1) heart (2) lungs (3) brain (4) muscles

Last Answer : brain

a. SAN generates as action potential which stimulates atrial systole. b. ECG is an electrical representation of the graphical activity of the heart du

Description : a. SAN generates as action potential which stimulates atrial systole. b. ECG is an electrical representation of the graphical activity of the heart du

Last Answer : a. SAN generates as action potential which stimulates atrial systole. b. ECG is an electrical ... one of the main symptoms of this disease.

a. SAN generates as action potential which stimulates atrial systole. b. ECG is an electrical representation of the graphical activity of the heart du

Description : a. SAN generates as action potential which stimulates atrial systole. b. ECG is an electrical representation of the graphical activity of the heart du

Last Answer : a. SAN generates as action potential which stimulates atrial systole. b. ECG is an electrical ... one of the main symptoms of this disease.

What is the key term that means the process of recording the electrical activity of the muscle?

Description : What is the key term that means the process of recording the electrical activity of the muscle?

Last Answer : What is the answer ?

Which of the following terms refer to a method of recording, in graphic form, the electrical activity of the muscle? a) Electromyogram Electromyogram is a method of recording, in graphic form, the electrical activity of the muscle.

Description : Which of the following terms refer to a method of recording, in graphic form, the electrical activity of the muscle? a) Electromyogram Electromyogram is a method of ... . d) Electrogastrography Electrogastrography is an electrophysiologic study performed to assess gastric motility disturbances.

Last Answer : a) Electromyogram Electromyogram is a method of recording, in graphic form, the electrical activity of the muscle.

Chromium molybdenum steel cannot be welded using __________ welding. (A) Thermit (B) Electrical resistance (C) Oxy-acetylene (D) Any of these

Description : Chromium molybdenum steel cannot be welded using __________ welding. (A) Thermit (B) Electrical resistance (C) Oxy-acetylene (D) Any of these

Last Answer : Option B

You have installed a Zener diode in parallel with a load. While measuring the voltage across the Zener diode it is found that it does not change as the current through the load increases. This means that the Zener diode __________. A. is working as it should B. is shorted C. is open D. does not regulate as it should

Description : You have installed a Zener diode in parallel with a load. While measuring the voltage across the Zener diode it is found that it does not change as the current through the load increases. This means that the ... is working as it should B. is shorted C. is open D. does not regulate as it should

Last Answer : Answer: A

__________ is used for measuring the static pressure exerted on the wall by a fluid flowing parallel to the wall in a pipeline. (A) Venturimeter (B) Pressure gauge(C) Pitot tube(D) Orificemeter

Description : __________ is used for measuring the static pressure exerted on the wall by a fluid flowing parallel to the wall in a pipeline. (A) Venturimeter (B) Pressure gauge (C) Pitot tube (D) Orificemeter

Last Answer : (C) Pitot tube

In a/an __________, the flow rate of fluids is obtained by measuring the difference between the impact and the static pressure. (A) Rotameter (B) Pitot tube (C) Venturimeter (D) Flow nozzle

Description : In a/an __________, the flow rate of fluids is obtained by measuring the difference between the impact and the static pressure. (A) Rotameter (B) Pitot tube (C) Venturimeter (D) Flow nozzle

Last Answer : (B) Pitot tube

Dryness fraction of wet steam is defined as the ratio of mass of vapour in the mixture to the mass of mixture __________ calorimeter is not used for measuring the dryness fraction of steam. (A) Bomb (B) Separating (C) Bucket (D) Throttling

Description : Dryness fraction of wet steam is defined as the ratio of mass of vapour in the mixture to the mass of mixture __________ calorimeter is not used for measuring the dryness fraction of steam. (A) Bomb (B) Separating (C) Bucket (D) Throttling

Last Answer : A) Bomb

__________ calorimeter is normally used for measuring the dryness fraction of steam, when it is very low. (A) Bucket (B) Throttling (C) Separating (D) A combination of separating & throttling

Description : __________ calorimeter is normally used for measuring the dryness fraction of steam, when it is very low. (A) Bucket (B) Throttling (C) Separating (D) A combination of separating & throttling

Last Answer : (D) A combination of separating & throttling

A thin, flat & square plate measuring 2 m × 2 m is freely hanging in ambient air at 25°C. It is exposed to the solar radiation falling on one side of the plate at the rate of 500 W/m2. The plate temperature will remain constant at 30°C, if the convective heat transfer co-efficient is __________ W/m2 °C. (A) 50 (B) 100 (C) 150 (D) 200

Description : A thin, flat & square plate measuring 2 m 2 m is freely hanging in ambient air at 25°C. It is exposed to the solar radiation falling on one side of the plate at the rate of 500 W/m2. The plate temperature will ... heat transfer co-efficient is __________ W/m2 °C. (A) 50 (B) 100 (C) 150 (D) 200

Last Answer : (B) 100

__________ glass is used in the mercury in glass thermometer meant for measuring a temperature of 500°C. (A) Borosilicate (B) High silica (C) Supermax (D) Lead

Description : __________ glass is used in the mercury in glass thermometer meant for measuring a temperature of 500°C. (A) Borosilicate (B) High silica (C) Supermax (D) Lead

Last Answer : (C) Supermax

Thermistors are used in __________ devices. (A) Voltage measuring (B) Temperature measuring(C) Temperature compensating (D) Both (B) & (C)

Description : Thermistors are used in __________ devices. (A) Voltage measuring (B) Temperature measuring Temperature compensating (D) Both (B) & (C)

Last Answer : Temperature compensating

__________ is a way of measuring, understanding, reporting and ultimately improving an organization’s social and ethical performance. A. Financial audit B. Social audit C. Ethical audit D. Corporate governance

Description : __________ is a way of measuring, understanding, reporting and ultimately improving an organization’s social and ethical performance. A. Financial audit B. Social audit C. Ethical audit D. Corporate governance

Last Answer : B. Social audit