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515 > Nervous System > Flashcards

Nervous System Flashcards

1
Q

Two major control systems

A

Nervous system and endocrine system

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2
Q

What is the endocrine system based on

A

Hormonal communication

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3
Q

3 important functions of the nervous system

A

Sensory
Integrative
Motor

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4
Q

Sensory

A

Identifies change occurring inside and outside of body by using sensory receptors

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5
Q

Integrative

A

Processes; analyses and interprets changes and makes decisions

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6
Q

Motor

A

Effects a response by activating muscles or glands

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7
Q

What is the nervous system divided into?

A

Central nervous system and peripheral nervous system

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8
Q

CNS consists of

A

Brain and spinal cord

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9
Q

What does the peripheral nervous system consist of?

A

Somatic NS
autonomic NS
sympathetic
Parasympathetic

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10
Q

What is the somatic NS mostly involved with?

A

Sensory and motor processes ( touch and moving of a hand)

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11
Q

What is the autonomic NS misty involved in?

A

Monitoring and regulation of automatic processes (heart rate, digestion)

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12
Q

What are nerves ?

A

Collections of individual nerve processes

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13
Q

What are nerve bundles called in the CNS?

A

Tracts

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14
Q

What are nerve bundles called in the PNS

A

Fibres

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15
Q

What so afferent fibres do?

A

Convey info to the CNS from the peripheral senses

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16
Q

What do efferent fibres do?

A

Conduct nerve signals from the CNS to the peripheral muscles

17
Q

Two main cell types

A

Neurons

Glial cells

18
Q

Neurons

A

A specialised type of cell. Receives and transmit info

19
Q

Glial cells

A

Support functions of neurons (remove waste material )

20
Q

3 mains parts to a neuron

A

Cell body
Axon
Dendrite

21
Q

Cell bodies of neurons grouped together in the PNS

A

Ganglia

22
Q

Cell bodies of neurons grouped together in the CNS

A

Nuclei

23
Q

Axon bundles in the PNS

A

Fibres

24
Q

Axon bundles in the CNS

A

Tracts

515 (15 decks)

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