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Anatomy And Physiology > Chapter 13: Peripheral Nervous System > Flashcards

Chapter 13: Peripheral Nervous System Flashcards

1
Q

Olafactory nerve number and function?

A

1 and smell

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2
Q

Optic nerve number and function?

A

2 and seeing

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3
Q

Vestibulocochlear number and function?

A

8 and transmits information from inner ear to brain

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4
Q

Oculomotor nerve number and function?

A

3 and moving, opening eyeball and constricting pupil

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5
Q

Trochlear nerve number and function?

A

4 and involved in eye

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6
Q

Abducens nerve number and function?

A

6 and lateral rectal muscles in eye

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7
Q

Accessory nerve number and function?

A

11 and innervates certain muscles of speech

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8
Q

Hypoglossal nerve number and function?

A

12 and innervates muscles of tongue

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9
Q

Trigmenial nerve number and function?

A

5 and involved in swallowing

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10
Q

Facial nerve number and function?

A

7 and helps in tasting

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11
Q

Glossopharyngeal nerve number and function?

A

9 and helps in swallowing

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12
Q

Vagus nerve number and function?

A

Ten and gastrointestinal stuff

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13
Q

How do spinal nerves form?

A

Anterior and posterior roots fuse

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14
Q

Which plexus works on the upper limb?

A

Brachial

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15
Q

What plexus are in the lower limb?

A

Lumbar and sacral plexus

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16
Q

What is the longest nerve in the body?

A

Sciatic nerve

17
Q

Where does sensory transduction occur?

A

In PNS sensory neurons

18
Q

What are receptors for pain called?

A

Nocireceptors

19
Q

What nervous system interprets sensory neurons?

A

CNS

20
Q

What is needed for reflex arc to start?

A

Detection by receptor and delivery of stimulus

21
Q

Afferent vs efferent

A

Afferent is information coming in while efferent is information going out

22
Q

What is sympathetic vs parasympathetic?

A

Fight or flight and rest or digest

23
Q

What does the PNS link the CNS to?

A

The body and external environment

24
Q

How many pairs of cervical nerves are there?

A

8

25
Q

How many pairs of spinal nerves are there?

A

31

26
Q

How many pairs of thoracic nerves are there?

A

12

27
Q

How many pairs of lumbar nerves are there?

A

5

28
Q

How many pairs of sacral nerves are there?

A

5

29
Q

How many pairs of coccygeal nerves are there?

A

1

30
Q

Is the posterior root only sensory or motor?

A

Sensory

31
Q

What is the plexus?

A

Where a bunch of nerves come together

32
Q

What is hurts when you hit your funny bone?

A

Ulnar nerve

33
Q

What is the femoral nerve?

A

Anterior thigh muscle

34
Q

What can reflexes be divided into?

A

Type of organ and number of synapses

Anatomy And Physiology (22 decks)

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