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Yr 12 VET Health > 21 AT 5 - nervous system > Flashcards

21 AT 5 - nervous system Flashcards

1
Q

What is the function of the nucleus of a neuron?

A

To provide DNA of cell

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2
Q

What part of the neuron provides the DNA for the cell?

A

Nucleus

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3
Q

What part of a neuron RECEIVES information FROM other neurons and carry information TOWARDS the cell body

A

Dendrite

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4
Q

What is the function of a dendrite?

A

To RECEIVE information FROM other neurons and carry information TOWARDS the cell body

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5
Q

What part of a neuron carries information FROM the cell body TO the axon terminal?

A

Axon

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6
Q

What is the function of the axon?

A

To carry information FROM the cell body TO the axon terminal

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7
Q

What is the function of an axon terminal?

A

To stores and secretes neurotransmitters which carry chemical messages to other neurons/cells

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8
Q

What part of a neuron stores and secretes neurotransmitters which carry chemical messages to other neurons/cells

A

Axon terminal

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9
Q

What is the function of the myelin sheath?

A

To insulate axon which increases the rate at which nerve impulses are conducted along the axon

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10
Q

What part of a neuron insulates the axon which increases the rate at which nerve impulses are conducted along the axon

A

Myelin sheath

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11
Q

What is the function of the nodes of ranvier?

A

Gaps in the myelin sheath that allow for depolarization of nerve impulse

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12
Q

What part of the neuron are the gaps in the myelin sheath that allow for depolarization of nerve impulse

A

Nodes of Ranvier

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13
Q

What is A?

A

Dendrite

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14
Q

What is B?

A

Axon Terminal

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15
Q

This is the gap between myelin sheath

What is C?

A

Node of Ranvier

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16
Q

What is D?

A

Myelin sheath

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17
Q

What is E?

A

Axon

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18
Q

What is F?

A

Nucleus

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19
Q

Cerebell

A

Cerebellum

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20
Q

Cerebr

A

Cerebrum

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21
Q

Medull

A

Medulla oblongata

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22
Q

Myel

A

Spinal cord

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23
Q

Neur

A

Nerve

24
Q

baroreceptors

A

Bp, HR and Q

25
Q

osmoreceptors

A

fluid levels. kidneys (renin), adrenal gland (aldosterone), pituitary gland (ADH), brain (thirst sensation)

26
Q

chemoreceptors

A

RR and Ph, lungs (respiration rate for pH regulation)

27
Q

Thermoreceptors

A

temperature, hair, skin, sweat glands, skeletal muscle, blood vessels

28
Q

CNS

A

Central nervous system (brain and spinal cord)

29
Q

PNS

A

peripheral nervous system

30
Q

afferent

A

to brain (sensory)

31
Q

efferent

A

from brain to body

32
Q

What does the root term aesth refer to?

A

sensation

33
Q

What does the root term phas refer to?

A

to speak

34
Q

Axon

A

The long fiber that carries the nerve impulses.

35
Q

Nerve

A

A bundle of axons.

36
Q

synapse

A

The connection between adjacent neurons.

37
Q

neurotransmitter

A

The chemical secreted into the gap between neurons at a synapse.

38
Q

Reflex

A

A rapid automatic response to a stimulus.

39
Q

Myelin sheath

A

The covering of fatty material that speeds up the passage of nerve impulses.

40
Q

Axon terminal

A

The structure at the end of an axon that produces neurotransmitters to transmit the nerve impulse across the synapse.

41
Q

Nerve impulse

A

The high speed signals that pass along the axons of nerve cells.

42
Q

Dendrite

A

The branching filaments that conduct nerve impulses towards the cell.

43
Q

Sense receptor

A

The sense organ or cells that receive stimuli from within and outside the body.

44
Q

response

A

The reaction to a stimulus by a muscle or gland.

45
Q

cell body

A

The part of the nerve cell containing the nucleus.

46
Q

mening

A

meninges

47
Q

CSF

A

Cerebrospinal fluid

48
Q

TBI

A

traumatic brain injury

49
Q

Autonomic nervous system

A

involuntary responses

50
Q

somatic nervous system

A

voluntary responses

51
Q

motor

A

movement

52
Q

sympathetic nervous system

A

fight or flight

53
Q

parasympathetic nervous system

A

rest and digest/ calm after stress

54
Q

What is G?

A

Cell Body

55
Q

enteric nervous system

A

Determines activity of GI tract/ direct link between gut and CNS

Yr 12 VET Health (37 decks)

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