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Neural Control of Exercising Muscle > Peripheral Nervous System > Flashcards

Peripheral Nervous System Flashcards

1
Q

Peripheral Nervous System

A

connects to brain and spinal cord via 43 pairs of nerves

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2
Q

12 pairs of cranial nerves

A

originate from brain

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3
Q

31 pairs of spinal nerves

A

originate from spinal cord

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4
Q

Both types of nerves

A

directly supply skeletal muscles

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5
Q

One Major Division

A

Sensory (Afferent) division

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6
Q

Another Major

A

Motor (efferent division)

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7
Q

Sensory (Afferent) divison

A

transmits information from periphery to brain

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8
Q

Major families of sensory receptors

A

Mechanoreceptors, Thermoreceptors: Nocipetors, Photoreceptors, Chemoreceptors

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9
Q

Mechanoreceptors

A

pressure, touch, vibrations, stretch

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10
Q

Thermoreceptors

A

temperature

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11
Q

Nociceptors

A

pain

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12
Q

Photoreceptors

A

light (allows for vision)

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13
Q

Chemoreceptors

A

odors, O2, CO2, glucose, electrolytes

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14
Q

Sensory Divison

A

Special Nerve Endings of Muscles and Joints

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15
Q

Joint Kinesthetic receptors are located

A

in joint capsules

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16
Q

Joint Kinesthetic receipts are sensitive to

A

joint angles and rate of angle change

17
Q

Joint Kinesthetic Receptors can sense

A

joint position and movement

18
Q

Muscle Spindles are sensitive to

A

muscle length, rate of length change (i.e., sense muscle stretch)

19
Q

Golgi tendon organs are sensitive to

A

tension applied by muscle to its tendon

20
Q

Golgi tendon organs provides

A

information about strength of contraction

21
Q

Motor (Efferent) Divison

A

transmits information from brain to periphery

22
Q

Divisions of Efferent Divison

A

autonomic and somatic

23
Q

Autonomic Divison

A

regulates visceral activity

24
Q

Somatic Divison

A

stimulates skeletal muscle activity

25
Q

Motor (Efferent) Divison

A

Autonomic Nervous System

26
Q

Autonomic Nervous System

A

controls involuntary internal functions

27
Q

Exercise-related autonomic regulation

A

heart rate, blood pressure, lung function

28
Q
A

Neural Control of Exercising Muscle (4 decks)

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