Nervous system

Question 1

what is the function of the nervous system

Answer 1

collects sensory info for motor output

Question 2

what are the 2 parts of the nervous system

Answer 2

central and the peripheral

Question 3

what are the 2 parts of PNS

Answer 3

afferent and efferent

Question 4

describe the difference between afferent and efferent

Answer 4

afferent=sensory info to CNS
efferent=motor commands from CNS Autonomic and somatic nervous system

Question 5

the nervous system is made up of —and —-

Answer 5

neurons excitable cells and neuroglia supporting cells

Question 6

neuron’s structure

Answer 6

cell body, axon hillock(action starts), axon terminal (releases info), axon (sends electrical signals), dendrites (receive info)

Question 7

what are 3 different neurons

Answer 7

Biopolar (2 processes), Unipolar (single fused process)and multipolar (multiple processes)

Question 8

how can you classify neurons by function

Answer 8

sensory( info to CNS), Motor(info to CNS), interneuron sens and mot to CNS