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pt 1 and 2 of nervous system

Total questions: 85

Worksheet time: 3585secs

Name
Class
Date
1.

Select difference between the nervous and endocrine system

a)

Nervous System uses electrical and chemical signals; Endocrine system uses chemical signal

b)

Endocrine is slowly responsive; nervous system is fastly responsive

c)

Nervous system's effects are short-lived; endocrine system's effects are long lasting

d)

The nervous system uses only neuron as cells; endocrine does not

2.

The Endocrine System uses only chemical signal called (a)   .

3.

What electrical signals does the nervous system use?

a)

Action potential

b)

Graded potential

c)

Hormones

d)

Neurotransmitters

4.

The chemical signals that the nervous system uses is (a)   .

5.

What are the functions of the nervous systems

a)

Sensory Input

b)

Integration

c)

Motor Output

d)

Sensory Output

6.

Integration occurs in the _________ and ____________

a)

Brain

b)

Spinal Cord

c)

Organs

7.

Select what is a part of the central nervous system

a)

Brain

b)

Spinal Cord

c)

Thoracic Cavity

8.

True or false? Are the cranial and spinal nerves apart of PNS or CNS?

a)

PNS

b)

CNS

9.

What are the divisions of the PNS?

a)

Sensory Afferent Division

b)

Motor Efferent

c)

Sensory Efferent

10.

Sensory Afferent bring information into the ____

a)

CNS

b)

PNS

11.

Sensory afferent division is _____ of the spinal because cells carry information.

a)

dorsal

b)

ventral

12.

Motor Efferent Division comes from the ____ side of the spinal cord

a)

Ventral

b)

Dorsal

13.

Does the sensory afferent have any divisions?

a)

Yes

b)

No

14.

Select the divisions of the motor efferent division

a)

Somatic Nervous System

b)

Autonomic Nervous System

c)

Sensory Afferent

d)

Nonautomatic nervous system

15.

The somatic nervous system controls which muscles?

a)

Skeletal

b)

Cardiac

c)

Smooth

16.

The autonomic nervous system control which muscles?

a)

Skeletal

b)

Cardiac

c)

Smooth

17.

True or false? The somatic nervous system is involuntary

a)

True

b)

False

18.

Select the divisions of the Autonomic Division

a)

Parasympathetic division

b)

sympathetic divison

c)

Sensory Afferent

d)

Motor Efferent

19.

The symphathetic division is also known as the

a)

fight or flight

b)

rest and digest

20.

Select the cells of the nervous system

a)

Glial cells

b)

Neurons

c)

Osteocytes

d)

Chondrocytes

21.

Select the functions of neurons

a)

Sensory input

b)

Integration

c)

Motor Output

d)

Sensory Output

22.

Which are more numerous: Glial or neurons?

a)

Glial

b)

Neurons

23.

How many central nervous system glial cells are there?

a)

3

b)

2

c)

4

24.

Select the type of CNS Glial Cells

a)

Astrocytes

b)

Microglial

c)

Oligodendrocyte

d)

Ependymal

e)

Schwann Cells

25.

_____________ are glial cells that maintain tissue around neurons and form the blood-brain barrier

a)

astrocytes

b)

microglial

c)

ependymal

d)

oligodenrocytes

26.

Microglia perform (a)   , which engulf foreign substance with its arms

27.

A _________ ________ is the electrical difference between the inside and outside of a cell

(a)  

28.

Oligodendrocyte form an insulation around neurons, which is called the _____ _____

(a)  

29.

The ________ cells line the brain's ventricles and central canal of the spinal cord

a)

Ependymal

b)

Microglial

c)

Oligodendrocyte

d)

astrocyte

30.

What is the liquid right here?

(a)  

31.

What fluid does the central canal, brain's ventricles, and subarachnoid have?

a)

Cerebrospinal fluid

b)

Water

c)

Calcitonin

32.

A collection of somata in the CNS is a (a)   .

33.

A collection of somata in the PNS is a (a)  

34.

Ependymal cells have (a)   to move CSF

35.

How many PNS Glial Cells are there?

a)

2

b)

3

c)

4

36.

Select the 2 PNS Glial Cells

a)

Schwann Cells

b)

Satellite Cells

c)

Astrocytes

d)

Ependymal

37.

True or false? Schwann cells are in the CNS

a)

True

b)

False (only PNS)

38.

True or false? The role of the satellite cells is to maintain the PNS interstitial fluid.

a)

True

b)

False

39.

Select what soma's components

a)

Nucleus

b)

Nissi body

c)

Neurofibrils

d)

Smooth ER

40.

Most somata is in the ___

a)

CNS

b)

PNS

41.

__________ occurs in the cell body

a)

Integration

b)

Motor Output

42.

Select the processes of a neuron

a)

Dendrites

b)

Axon

c)

Soma

d)

Astrocytes

43.

Select the dendrites electrical signal

a)

Graded Potential

b)

Action Potential

c)

They have no electrical signal

44.

Select the axon's electrical signal

a)

Action potential

b)

Graded Potential

45.

Axon's terminals release (a)   onto onto neuron or an effector cell

46.

Select the parts of the axon

a)

axon hillock

b)

schwann cell

c)

node of ranvier

d)

telodendria

e)

axon terminals

47.

Gaps between the schwann cells are the...

a)

axon hillock

b)

schwann cell

c)

nodes of ranvier

d)

telodendria

48.

A junction between two neurons or between a neuron and an effector cell is a...

(a)  

49.

The axon terminals have synaptic (a)  

50.

The synaptic vesicles of the presynaptic neuron perform (a)   , which bind onto the synaptic neuron.

51.

The space between the postsynaptic and presynaptic neurons are the _______ _____

(a)  

52.

Select the Structural Classification of neurons

a)

multipolar

b)

bipolar

c)

unipolar

d)

receptor

53.

where are bipolar neuron found?

a)

retina of eyes

b)

nose

c)

tongue

d)

heart

54.

the most common neuron is...

a)

multipolar

b)

bipolar

c)

unipolar

55.

All sensory neurons are

a)

unipolar

b)

multipolar

c)

bipolar

56.

select the function classification of neurons

a)

receptor

b)

sensory neurons

c)

integration

d)

motor neurons

e)

effector

57.

True or false? Intergral neurons are the least common.

a)

true

b)

false (most common)

58.

Do synapses correlate w/ memory?

a)

Yes

b)

No

59.

The electrical difference between the inside and outside of a cell is the ________ ________

(a)  

60.

What is used to measure the membrane potential

a)

EEG

b)

EKG

c)

voltmeter

d)

telegraph

61.

The membrane potential is about _____ of a resting neuron

a)

-70mV

b)

-55mV

c)

-90mV

62.

In the sodium-potassium pump, there are ____ sodium ions and 2 potassium ions

a)

three Na+; two K+

b)

2 Na+; 2 K+

c)

3 Na+; 3 K+

63.

The sodium-potassium pump uses what type of energy?

(a)  

64.

In the _______ _______ channel, integral proteins leak potassium

(a)  

65.

True or false? In a potassium leakage channel, potassium ions will go a low concentration of potassium ions

a)

True

b)

False

66.

In ________ _________ channel, sodium ions go to a lower concentration of sodium ions

(a)  

67.

The electrical difference is (a)  

68.

Where do electrical signals first occur in the neuron?

a)

Axon Hillock

b)

Dendrites

c)

Nodes of Ranvier

d)

Axon Terminals

69.

______________ is when the membrane potential becomes more positive

a)

depolarization

b)

hyperpolarization

c)

repolarization

70.

Select an example of depolarization

a)

sodium ion influx in membrane

b)

Blood calcium influx

c)

potassium ions reflux in membrane

d)

Chloride ingress

71.

In repolarization, the neuron does not return to its resting membrane potential

a)

true

b)

false

72.

Select an example of repolarization

a)

Potassium ions reflux in membrane

b)

Sodium ions influx in membrane

c)

Blood calcium ions influx in membrane

73.

Hyperpolarization is when the membrane potential is ______ that -70mV

a)

less

b)

more

74.

What does EPSP stand for

(a)  

75.

EPSP is associated with

a)

Depolarization

b)

hyperpolarization

76.

Neurotransmitters open ______ ion gated channels

a)

sodium

b)

potassium

c)

chloride

77.

Neurotransmitters are released from the _____ ________ of pre-synaptic neurons

(a)  

78.

In hyperpolarization, do neurotransmitters bind to the same receptor proteins as neurotransmitters in depolarization?

a)

Yes

b)

No

79.

Chloride gated ion channels are opened by (a)   .

80.

IPSP stands for...

(a)  

81.

The threshold potential is

a)

-55mV

b)

-70mV

c)

-90mV

82.

Which one allows the membrane potentiak to be near the threshold potential, if the membrane potential is at its resting state?

a)

Hyperpolarization

b)

Depolarization

c)

EPSP

d)

IPSP

83.

Waves of change in the membrane potential in the dendrites and soma is the _____ _______



(a)  

84.

Waves get ________ in graded potential

a)

smaller

b)

bigger

85.

If the membrane potential is -65mV, is that hyperpolarization or depolarization?

a)

hyperpolarization

b)

Depolarization