Aperson who has red-rimmed eyes and a runny nose but does not suffer from allergies or have a cold shows a warning sign of drug abuse.

Which biofeedback measurement is correct? ekg assesses electrical activity conducted by our muscles an emg is a test that assesses electrical activity conducted by the heart an eeg is a test that assesses electrical activity conducted by the adrenal glands a gsr is a test that assesses electrical activity conducted by the skin