Appendix B: Types of Physiological Measurements

Electrooculography and Eye Movement
Electrodermal Activity
Evoked Response
Respiratory Activity
Non-invasive Cardiac Output
Metabolic Activity

Name and Acronym


Electrocardiography (ECG)
High Frequency QRS (HFQRS)
Heart Rate Variability (HRV)
Ventricular Late Potentials (VLP)
Respiratory Sinus Arrhythmia (RSA)
Heart Rate (HR)
Beats per Minute (BPM)
Interbeat Interval (IBI)
Baroreflex Sensitivity (BRS)
High Resolution Electrocardiography (HRECG)
Heart Rate Recovery (HRR)


Impedance Plethysmography (IPG)
Penile Plethysmography (PnPG)
Photo Plethysmography (PPG)
Digital Volume Pulse (DVP)
Blood Volume Pulse (BVP)
Pulse Wave Velocity (PWV)
Pulse Transit Time (PTT)
Pulse Wave Amplitude (PWA)
Vaginal Plethysmography (VPG)
Strain Gauge Plethysmography (SPG)
Pulse Volume Recording (PVR)
Pneumo Plethysmography (PnuPG)


Polysomnography (PSG)
Restless Leg Syndrome (RLS)
Apnea Index (AI)
Rapid Eye Movement (REM)
Non-rapid Eye Movement (NREM)
Slow Wave Sleep (SWS)


Electromyography (EMG)
Surface Electromyography (sEMG)
Single-Fiber Electromyography (SFEMG)
Action Potential (AP)
Motor Unit Action Potential (MUAP)
Muscle Fiber Action Potential (MFAP)
Compound Muscle Action Potential (CMAP)
Compound Motor Unit Action Potential (CMUAP)
Surface Motor Unit Action Potential (SMUAP)
Sensory Nerve Action Potential (SNAP)
Stimulus-evoked Electromyography (stEMG)

Electrooculography and Eye Movement

Electrooculography (EOG)
Electronystagmography (ENG)
Vestibulo-ocular Reflex (VOR)
Slow Phase Eye Velocity (SPEV)
Fast Phase Eye Velocity (FPEV)
Slow Component Velocity (SCV)
Saccadic Eye Movement Related Potential (SEMRP)
Eye-Fixation Related Potential (EFRP)
Lambda Response (LR)
Saccadic Eye Movement (SEM)
Infrared Reflection Oculography (IROG)
Video-based Oculography (VOG)
Spontaneous Nystagmus (SPN)
Smooth Pursuit Eye Movements (SPEM)


Electrogastrography (EGG)
Gastric Myoelectrical Activity (GMA)
Electrical Control Activity (ECA)
Electrical Response Activity (ERA)

Electrodermal Activity

Electrodermal Activity (EDA)
Electrodermal Level (EDL)
Electrodermal Response (EDR)
Skin Conductance Response (SCR)
Skin Conductance Level (SCL)
Skin Resistance Response (SSR)
Skin Resistance Level (SRL)
Skin Potential Level (SPL)
Skin Potential Response (SPR)
Galvanic Skin Response (GSR) – obsolete


Electroencephalography (EEG)
Full-band EEG (FbEEG)
Event Related Potential (ERP)
Electrocorticography (ECoG)
Intracranial Electroencephalography (iEEG)
surface Electroencephalography (sEEG)
Bereitschaftspotential (BP)
Movement-Related Cortical Potential (MRCP)
Slow Cortical Potential (SCP)
Visual Evoked Response (VER)
Visual Evoked Potential (VEP)
Auditory Evoked Response (AER)
Auditory Evoked Potential (AEP)
Somatosensory Evoked Response (SSER)
Sensory Evoked Potential (SEP)
Sensorimotor Rhythm (SMR)
Long-Term Potentiation (LTP)
Post-Reinforcement Synchronization (PRS)
Infra Slow Oscillations (ISO)
Local Field Potential (LFP)
Post-Synaptic Potential (PSP)
Inhibitory Post-Synaptic Potential (IPSP)
Excitatory Post-Synaptic Potential (EPSP)
Voice-Related Cortical Potential (VRCP)
Olfactory Event Related Potential (OERP)
Auditory Steady State Response (ASSR)
Steady State Visual Evoked Potential (SSVEP)
Steady State Visual Evoked Response (SSVER)
Slow Cortical Auditory Evoked Potential (SCAEP)
Contingent Negative Variation (CNV)
Post Imperative Negative Variation (PINV)
Readiness Potential (RP)
Lateralized Readiness Potential (LRP)
Error Related Negativity (ERN)
Brain Computer Interface (BCI)
Electrocorticography (ECoG)
Intracranial EEG (iEEG)
Quantitative EEG (qEEG)
ERP [N/P] Tests (P50, N100, P200, N200, P300, N300, N400, P600)
Mismatch Negativity (MMN)
Mismatch Field (MMF)
Orienting Response (OR)

Evoked Response

Stimulus-Response (S-R)
Electroneurogram (ENG)
Nerve Conduction Study (NCS)
Steady State Response (SSR)
Nerve Conduction Velocity (NCV)
Stimulus Rate Locked Response (SRLR)
Auditory Brainstem Response (ABR)
Brainstem Evoked Potential (BEP)
Brainstem Evoked Response (BER)
Brainstem Auditory Evoked Potential (BAEP)
Brainstem Auditory Evoked Response (BAER)
Brainstem Evoked Response Audiometry (BERA)
Brainstem Evoked Response (BSER)
Dermatosensory Evoked Potential (DSEP)
Visual Evoked Response (VER)
Visual Evoked Cortical Potential (VECP)
Visual Evoked Potential (VEP)
Flash Visual Evoked Potential (FVEP)
Patterned Visual Evoked Potential (PVEP)
Auditory Evoked Response (AER)
Auditory Evoked Potential (AEP)
Auditory Middle Latency Response (MLR)
Middle Latency Auditory Evoked Potential (MAEP)
Somatosensory Evoked Response (SSER)
Somatosensory Evoked Potential (SEP)
Olfactory Event Related Potential (OERP)
Motor Evoked Potential (MEP)
Transcranial Motor Evoked Potential (TcMEP)
Brain Computer Interface (BCI)
Electroretinography (ERG)
Early Receptor Potential (ERP)
Oscillatory Potential (OP)
Auditory Steady State Response (ASSR)
Steady State Evoked Potential (SSEP)
Steady State Visual Evoked Potential (SSVEP)
Steady State Visual Evoked Response (SSVER)
Slow Cortical Auditory Evoked Potential (SCAEP)
Laser Evoked Potential (LEP)
Evoked Muscle Action Potential (EMAP)
Evoked Sensory Nerve Action Potential (ESAP)
Short Latency Auditory Evoked Potential (SAEP)


Electrical Muscle Stimulation (EMS)
Transcranial Magnetic Stimulation (TMS)
Transcutaneous Electrical Nerve Stimulation (TENS)
Transcranial Direct Current Stimulation (tDCS)
High Definition Transcranial Direct Current Stimulation (HD-tDCS)
Transcranial Slow Oscillation Stimulation (tSOS)
Peripheral Nerve Stimulation (PNS)
Functional Electrical Stimulation (FES)
Neuromuscular Electrical Stimulation (NMES)
Vagus Nerve Stimulation (VNS)


Blood Pressure (BP)
Arterial Blood Pressure (ABP)
Systolic Blood Pressure (SBP or PSys)
Diastolic Blood Pressure (DBP or PDias)
Peak to Peak Blood Pressure (PPBP)
Mean Arterial Pressure (MAP or Pmean)
Beats per Minute (BPM)
Central Aortic Pressure (CAP)
Central Venous Pressure (CVP)
Pulmonary Artery Systolic Pressure (PAS)
Pulmonary Artery Diastolic Pressure (PAD)
Pulmonary Artery Mean Pressure (PAM)
Pulmonary Artery Systolic Pressure (PAS)
Left Ventricular Pressure (LVP)
Right Ventricular Pressure (RVP)
Left Atrial Pressure (LAP)
Right Atrial Pressure (RAP)
Pulmonary Vascular Resistance (PVR)
Left Ventricular End Diastolic Pressure (LVEDP)
Right Ventricular End Diastolic Pressure (RVEDP)
Non-invasive Blood Pressure (NIBP)
Continuous Non-invasive Arterial Pressure (CNAP)
Systemic Vascular Resistance (SVR)
Total Peripheral Resistance (TPR)
Total Peripheral Capacitance (TPC)
Pressure-Volume Loop (PV)
Laser Doppler Flow (LDF)


Skin Temperature (SKT)
Surface Skin Temperature (SST)
Basal Body Temperature (BBT)
Mean Body Temperature (MBT)
Core Body Temperature (CBT)

Respiratory Activity

Respiration (RSP)
Respiratory Rate (RR)
Forced Expiratory Volume (FEV)
Forced Vital Capacity (FVC)
Functional Residual Capacity (FRC)
Expiratory Reserve Volume (ERV)
Inspiratory Reserve Volume (IRV)
Total Lung Capacity (TLC)
Vital Capacity (VC)
Residual Volume (RV)
Forced Expiratory Vital Capacity (FVC)
Peak Expiratory Flow (PEF)
Positive Expiratory Pressure (PEP)
Positive Airway Pressure (PAP)
Peak Inspiratory Flow (PIF)
Peak Inspiratory Pressure (PIP)
Thoracic Gas Volume (TGV)
Functional Residual Capacity (FRC)
Positive End Expiratory Pressure (PEEP)
Pressure-Volume Loop (PV)
Pulmonary Function Testing (PFT)

Non-invasive Cardiac Output

Non-Invasive Cardiac Output (NICO)
Impedance Cardiography (ICG)
Thoracic Impedance Cardiography (TIC)
Cardiac Output (CO)
Cardiac Index (CI)
Stroke Volume (SV)
Stroke Index (SI)
Velocity Index (VI)
Acceleration Index (AI)
Ejection Fraction (EF)
Preejection Period (PEP)
Left Ventricular Ejection Time (LVET)
Left Cardiac Work (LCW)
Total Peripheral Resistance (TPR)
Ventricular Contractility (VC)


Electrical Bioimpedance (EBI)
Body Fat (BF)
Total Body Water (TBW)
Fat Free Mass (FFM)
Body Cell Mass (BCM)
Extracellular Water (ECW)
Thoracic Electrical Bioimpedance (TEB)
Bioimpedance Analysis (BIA)
Multi-frequency Bioimpedance Analysis (MFBIA)
Electroglottalgraphy (EGG or EGLG)

Blood Gases

Blood Oxygen Saturation determined by Pulse Oximetry (SpO2)
Oxygen Saturation in Arterial Blood (SaO2)
Arterial Blood Gas (ABG)
Partial Pressure CO2 (pCO2)
Partial Pressure O2 (pO2)

Metabolic Activity

End Tidal CO2 (ETCO2)
Volume of Oxygen Consumed (VO2)
Volume of Carbon Dioxide Consumed (VCO2)
Respiratory Exchange Ratio (RER)
Respiratory Quotient (RQ)
Basal Metabolic Rate (BMR)
Resting Metabolic Rate (RMR)
Atmospheric Temperature and Pressure, Saturated (APTS)
Body Temperature and Pressure, Saturated (BPTS)
Standard Temperature and Pressure, Dry (SPTD)
Fractional Carbon Dioxide content of Expired Air (FECO2)
Fractional Oxygen content of Expired Air (FEO2)
Fractional Carbon Dioxide content of Inspired Air (FICO2)
Fractional Oxygen content of Inspired Air (FIO2)
Evaporated Water Loss (EVL)
Cardiopulmonary Exercise Testing (CPX)


Range of Motion (ROM)
Goniometry (GON)
Vibromyography (VMG)
Mechanomyography (MMG)
Phonomyography (PMG)
Tri-axial Accelerometry (TA)


Nuclear Magnetic Resonance (NMR)
Magnetic Resonance Imaging (MRI)
Functional Magnetic Resonance Imaging (fMRI)
Blood Oxygen Level Dependent (BOLD)
Arterial Spin Labeling (ASL)
Computed Tomography (CT)
Computed Axial Tomography (CAT)
Positron Emission Tomography (PET)
Diffusion Magnetic Resonance Imaging (dMRI)
Diffusion Tensor Imaging (DTI)
Diffusion Weighted Imaging (DWI)
Echo Planar Imaging (EPI)
Fast Spin Echo (FSE)
Spin Echo (SE)
Gradient Echo (GE)
Inversion Recovery (IR)
functional Near-infrared Spectroscopy (fNIRS)
Magnetoencephalography (MEG)