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ANAT 100 > module 6 > Flashcards

module 6 Flashcards

1
Q

_________ carry signals to your muscles or glands to help you move and function

A

Motor impulses

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2
Q

_________ carry signals to your brain to help you touch, taste, smell and see

A

Sensory impulses

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3
Q

Send electrical signals between your brain, spinal cord and the rest of your body

A

Spinal nerves

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4
Q

Name the twelve cranial nerves

A

Olfactory nerve
Optic nerve
Oculomotor nerve
Trochlear nerve
Trigeminal nerve
Abducens nerve
Facial nerve
Vestibulocochlear nerve
Glossopharyngeal nerve
Vagus nerve
Accessory nerve
Hypoglossal nerve

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5
Q

Is composed of all the nerves outside of the brain and spinal cord

A

Peripheral nervous system (PNS)

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6
Q

Transmits sensory information from the periphery to the CNS

A

Sensory (Afferent)

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7
Q

Transmits motor commands from the CNS to the periphery

A

Motor (Efferent)

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8
Q

Voluntary motor control of skeletal muscles

A

Somatic

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9
Q

Involuntary motor control of smooth and cardiac muscle

A

Autonomic

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10
Q

Fight or flight response

A

Sympathetic

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11
Q

Rest and digest response

A

Parasympathetic

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12
Q

Nerve that transmits information about smell to the brain

A

Olfactory nerve

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13
Q

Nerve that transmits information to the brain about vision

A

Optic nerve

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14
Q

Nerve that helps control muscle movements of the eyes

A

Oculomotor nerve

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15
Q

The second nerve that helps control muscle movements of the eyes

A

Trochlear nerve

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16
Q

Helps a person to chew and clench the teeth. It also gives sensation to the forehead, eye, upper jaw and lower jaw

A

Trigeminal nerve

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17
Q

The third nerve that helps control muscle movements of the eyes

A

Abducens nerve

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17
Q

Nerve that transmits taste for anterior 2/3 of tongue and helps with movement in the muscles of facial expression

A

Facial nerve

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18
Q

The nerve that helps with a person’s hearing and balance

A

Vestibulocochlear nerve

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19
Q

Nerve that helps with movement in the trapezius and sternocleidomastoid muscles

A

Accessory nerve

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19
Q

Nerve that transmits taste from posterior 1/3 tongue and helps with movement in the pharynx muscles

A

Glossopharyngeal nerve

20
Q

The nerve that transmits sensory information to the the larynx and helps with movement in the pharynx and larynx

A

Vagus nerve

21
Q

The nerve that helps with the movement in the muscles of the tongue

A

Hypoglossal nerve

22
Q

Cranial nerve mnemonic

A

OOOTTAFVGVAH

Only Our Oscar Takes Two Apples For Very Good Vacations And Health

23
Q

________ of spinal nerves that carry information through the PNS

A

31 pairs

24
Q

Spinal nerves can be identified based __________

A

On a letter and a number

The letter refers to the region of the spinal cord, the number refers to the level

25
Q

Once the spinal nerves exit the vertebral column, fibres from the _______ come together and then redistribute into new networks of nerves

A

Anterior roots

26
Q

___________ has its cell body within the CNS

A

The preganglionic neuron

26
Q

Each ______ contains fibres from a combination of spinal nerves

A

Plexus

27
Q

___________ is where the preganglionic and postganglionic neurons meet and communicate

A

The autonomic ganglion

28
Q

_____________ is entirely in the PNS

A

The postganglionic neuron

29
Q

Orgin of the Sympathetic Nervous System

A

Spinal cord segment T1-L2

30
Q

Origin of the Parasympathetic Nervous System

A

Brainstem and spinal cord segment S2-S4

31
Q

This gland produces tears

A

Lacrimal Gland

32
Q

Control the opening and closing of the eye

A

Eyelid

33
Q

Allow you to move your eyes to increase your range of motion

A

Extrinsic Eye Muscles

34
Q

Composed of the anterior and posterior chambers, both of which are filled with aqueous humour

A

Anterior Cavity

35
Q

The _____ separates the anterior cavity of the eye from the posterior cavity

A

Lens

36
Q

Filled with vitreous humour

A

The posterior compartment

37
Q

Made up of photoreceptors

A

Neural Layer

38
Q

Area where smaller nerve cell axons converge. It is the location we can see when we look into the eye

A

The optic disc

39
Q

The _____ is the central area of the retina

A

macula

40
Q

The _______ contains the blood vessels that supply the eye with oxygen and nourishment

A

choroid

41
Q

The _______ produces aqueous humor

A

ciliary body

42
Q

Contains the sphincter and dilator muscles and the colour of our eye

A

Iris

43
Q

Represents the structure of the ear that you can touch

A

External ear

44
Q

Located within the temporal bone

A

Middle ear

45
Q

Small bones located in the middle ear

A

Ossicles

46
Q

Chamber in the temporal bone

A

Tympanic Cavity

47
Q

Areas at which the middle ear connects to the inner ear

A

Round and Oval Windows

48
Q

Connects the middle ear to the nasopharynx

A

Eustachian Tubes

49
Q

Contains the receptors for hearing. It looks like a seashell

A

Cochlea

ANAT 100 (11 decks)

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