Diastolic pressure is the lowest arterial pressure in the arteries during ventricular relaxation when no blood is being ejected from the left ventricle.

TLS Online TPP Program

#Id: 4506

#Unit 13. Methods in Biology

EEG electrodes placed along the scalp (non-invasive) called scalp EEG.

TLS Online TPP Program

#Id: 4507

#Unit 13. Methods in Biology

Electrocorticography, involving surgical placement of electrodes, is sometimes called "intracranial EEG". 

TLS Online TPP Program

#Id: 4508

#Unit 13. Methods in Biology

EEG waves are not action potentials.

The EEG waves originate from alternating excitatory and inhibitory synaptic potentials that produce sufficient extracellular current flow across the cortex.

TLS Online TPP Program

#Id: 4509

#Unit 13. Methods in Biology

International 10–20 system

Internationally recognized method to describe and apply the location of scalp electrodes in EEG.

TLS Online TPP Program

#Id: 4510

#Unit 13. Methods in Biology

TLS Online TPP Program

#Id: 4511

#Unit 13. Methods in Biology

CSIR-PYQ Concept

Each electrode placement site has a letter to identify the lobe, or area of the brain: 

pre-frontal (Fp), frontal (F), temporal (T), parietal (P), occipital (O), and central (C).