Nervous System Flashcards

1
Q

helps to maintain homeostasis

A

Nervous System

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2
Q

responsible for behavior, memories, movements

A

Nervous System

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3
Q

Process of Nervous System

A

1.Detect Stimuli
2. Process the Information
3. Respond

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4
Q

Cells in Nervous Tissue

A

Neurons, Neuroglia

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5
Q

conduct nerve impulses/ electric signals

A

Neurons

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6
Q

analyse information, store memories, direct responses

A

Neurons

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7
Q

support, nurture, protect neurons

A

Neuroglia

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8
Q

form insulating cover around many neurons

A

Neuroglia

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9
Q

insulating cover around many neurons

A

Myelin Sheath

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10
Q

functional unit of the nervous system

A

Neurons

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11
Q

Neuron Structure

A

Dendrites, Cell Body, Axon, Axon Terminal

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12
Q

detects changes — carry electric signals toward cell body

A

Dendrites

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13
Q

integrates incoming signals and initiates nerve impulses

A

Cell body

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14
Q

conducts nerve impulse away from the cell body

A

Axon

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15
Q

insulate section of axon

A

Myelin sheath

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16
Q

speed up conduction of nerve impulses

A

Myelin sheath

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17
Q

release neurotransmitters which allows the electrical impulse to jump to another neuron,muscle,gland

A

Axon Terminal

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18
Q

3 Types of Neurons

A

Sensory, Motor, Interneurons

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19
Q

receptors to CNS

A

Sensory Neurons

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20
Q

process/integrate info (only found in CNS)

A

Interneurons

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21
Q

CNS to muscles or glands

A

Motor Neurons

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22
Q

gaps/separation of nerve cells

A

Synapses

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23
Q

secrete neurotransmitters at the axon terminal

A

Synapses

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24
Q

Division of Nervous System

A

Central and Peripheral

25
Q

consists brain and spinal chord

A

Central Nervous System

26
Q

consist of cranial nerves (12pairs) and Spinal Nerves (31 pairs)

A

Peripheral Nervous System

27
Q

Division of Peripheral Nervous System

A

Somatic and Autonomic

28
Q

From receptors of limbs/body/head to CNS then CNS to skeletal muscles

A

Somatic Nervous System

29
Q

sensory impulse from visceral organs to CNS then CNS to cardiac,smooth muscles and glands

A

Autonomic Nervous System

30
Q

Division of Autonomic Nervous System

A

Sympathetic and Parasympathetic

31
Q

prepare the body for “E” situations (emergency,exercise, energy expenditure)

A

Sympathetic Nervous System

32
Q

fight/flight

A

sympathetic nervous system

33
Q

prepare the body for res recovery and healing

A

parasympathetic nervous system

34
Q

rest and digest

A

parasympathetic nervous system

35
Q

detect stimulus (generate nerve impulse)

36
Q

receptors to CNS

A

Afferent ( Sensory Neurons)

37
Q

process sensory information and decide on motor Response

38
Q

CNS to Effectors

A

Efferent (Motor Neurons)

39
Q

muscle/glands that alter their activity

40
Q

rapid, predictable sequence of involuntary actions that is a response to particular stimulus

41
Q

is the nervous system pathway followed by nerve impulse to produce a response

A

reflex arc

42
Q

Region of the brain

A

Cerebrum, Cerebellum , Brain stem

43
Q

has many convolutions which effectively triple its surface area

44
Q

80 % of brain mass

45
Q

initiate voluntary motor activity

46
Q

analyze information for thinking and learning

47
Q

part of the brain that store memories

48
Q

highly folded surface

A

Cerebellum

49
Q

provide smooth, coordinated skeletal muscle movements

A

Cerebellum

50
Q

regulates posture and maintains balance subconsciously

A

Cerebellum

52
Q

part of the brain that connects to the spinal chord

53
Q

has center for controls of basic functions for survival (cardiac and respiratory)

54
Q

Lobes of the Cerebrum

A

Parietal, Frontal, Occipital, Temporal

55
Q

lobe that contains primary

56
Q

lobe that control conscious awareness of sensation

A

Parietal Lobe