Biology Chapter 2

Question 1

IN 1924, AUSTRIAN PSYCHIATRIST HANS BERGER INVENTED THE
___________________, A MACHINE THAT RECORDS THE ELECTRICAL ACTIVITY OCCURRING IN THE BRAIN.

Answer 1

ELECTROENCEPHALOGRAPH

Question 2

THE ___ IS ABLE TO DETECT ELECTRICAL ACTIVITY IN DIFFERENT AREAS OF THE BRAIN, IT CANNOT REVEAL WHAT IS HAPPENING IN INDIVIDUAL NEURONS

Answer 2

EGG

Question 3

A ______________ IS A WIRE SO SMALL THAT IT CAN BE INSERTED NEAR OR INTO A SINGLE NEURON WITHOUT DAMAGING IT

Answer 3

MICROELECTRODE

Question 4

THESE ________ ARE SPECIALIZED CELLS THAT CONDUCT IMPULSES THROUGH THE NERVOUS SYSTEM (SEND AND RECEIVE MESSAGES)
AND THEY ARE BORN WITH ABOUT 100 BILLION

Answer 4

NEURONS

Question 5

SPECIALIZED CHEMICALS THAT FACILITATE OR INHIBIT
THE TRANSMISSION OF NEUTRONS ARE ____________________

Answer 5

NEUROTRANSMITTERS