Nervous system

Question 1

role of neural of glial cell

Answer 1

glue that stick all system together

Question 2

role of neutron

Answer 2

fonction unit of system

Question 3

role of sensory neurone

Answer 3

detect change

Question 4

role of motor neurone

Answer 4

transport info

Question 5

3 mains function of nervous system

Answer 5

sensory info
intégrative function
motor function

Question 6

sensory function carry info to via

Answer 6

carry to brain via sensory (afferent) neurone

Question 7

what are the 2 type of change detect in sensory function + exemple

Answer 7

internal stimuli: change in blood glucose + vitamin level
external stimuli: change in
Temp or someone hit you

Question 8

where does integrative info occurs

Answer 8

brain and spinal cord

Question 9

role of integrative function

Answer 9

Processing of sensory information
• Analyzing and making decisions regarding appropriate
responses

Question 10

name of neurons that do the integrative function

Answer 10

interneurons

Question 11

role of motor function

Answer 11

Responding to integration decision,

Carry information out of the brain and spinal cord

Question 12

neurone that do motor function are _

Answer 12

motor efferent neurons

Question 13

explain the ans

Answer 13

regulate internal environment. carries info from cns to organ blood vessel glands

Question 14

the ANS divides into what

Answer 14

sympathetic and parasympathetic

Question 15

explain sympathetic

Answer 15

arouses the body, activate during high stress situation

Question 16

explain parasympathetic

Answer 16

calms after arousal, during sleeping

Question 17

explain somatic nervous system

Answer 17

carries info to cns from sens and from cns to skeletal muscle only

Question 18

which division of the PNS is only responsible for the skeletal muscle only

Answer 18

somatic

Question 19

role of CNS

Answer 19

Processing and integrating of sensory information
• Planning and coordinating responses to stimuli
• Providing short term control over activities of other systems

Question 20

what is the control center for the entire NS

Answer 20

cns

Question 21

the cns is where

Answer 21

brain and spinal cord

Question 22

what is the neural tissue outside of cns

Answer 22

pas

Question 23

what links CNS with sens organs and other system

Answer 23

PNS

Question 24

cranial nerve in pns emerge from where

Answer 24

brain

Question 25

spinal nerve in pns emerge from where

Answer 25

spinal cord

Question 26

most of nerve in pns contains 2 type of what

Answer 26

sensory: going toward motor: going back out Nerves have an afferent and efferent division

Question 27

role of pns

Answer 27

Links CNS with sense organs and other systems

Question 28

what are the 2 divisions of the efferent portion of pns

Answer 28

SNS and ANS

Question 29

where does sensory neurone in SNS covey info

Answer 29

Sensory neurons convey information from cutaneous and special sense receptors primarily in the head, body wall and extremities

Question 30

what are the 2 type of skeletal muscle contraction in sos

Answer 30

voluntary and involuntary

Question 31

pathway of sns

Answer 31

only one sequence of motor neuron

Question 32

role of ans

Answer 32

control visceral functions | Regulate smooth muscle, cardiac muscle, and glandular activity

Question 33

what type of muscle contraction is the ANS

Answer 33

involuntary

Question 34

pathway of ans

Answer 34

2 sequences of neurons 1st MN quit and than synapse in a ganglion outside , than a 2nd motor neuron go to the effector the parasympathetic preglanglion is always myelinise and the postglanglionic neurone is always unmyletinated

Question 35

where does sensory neurons bring info in ans

Answer 35

Sensory nrs convey homeostatic information from receptors primarily in the viscera to the CNS

Question 36

where does motors neurons conduct impulse in ans

Answer 36

Motor nrs conduct impulses to smooth muscle, cardiac muscle and glands

Question 37

what are the 2 main type of cell in the nervous system + explain

Answer 37

neurons (nerve impulse conduction) and neuroglia (support and protect NS)

Question 38

what are the type of neuroglia (glia cells) in cns

Answer 38

Astrocytes Oligodendrocytes • Microglia • Ependymal cells

Question 39

explain astrocyte

Answer 39

provide a barrier by wrapping around artery that supply the brain so it only allows the nutrient from blood to get through. Block all toxine and waste

Question 40

explain microglia

Answer 40

remove cell tissue damage, clean area around nervous tissue

Question 41

explain ependymal cells

Answer 41

found around ventricle. Produce CSF, help protect ventricle from getting toxic substance

Question 42

which neuroglia isfound around ventricle. Produce CSF, help protect ventricle from getting toxic substance

Answer 42

ependymal cells

Question 43

role of oligodendrocytes

Answer 43

form myelin

Question 44

which neurogliaremove cell tissue damage, clean area around nervous tissue

Answer 44

microglia

Question 45

which neurogliaprovide a barrier by wrapping around artery that supply the brain so it only allows the nutrient from blood to get through. Block all toxine and waste

Answer 45

astrocyte

Question 46

which neuroglia form myelin

Answer 46

oligodendrocyte

Question 47

what are the neuroglia found in PNS

Answer 47

satellite cells and Schwann cells

Question 48

function of satellite cells

Answer 48

found around cell body (soma), protect nourish cell body of pns

Question 49

which type of neuroglia is found around cell body (soma)

Answer 49

satellite cells

Question 50

which system is engage as soon as we think of food

Answer 50

enteric nervous system (ens)