Test Flashcards

1
Q

The spinal cord extends to about what vertebral level?

A

L2 (conus medullaris)

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2
Q

What makes up white matter?

A

Anterior horn (Front door) Motor impulses

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3
Q

What makes up gray matter?

A

Posterior horn (Back door) Sensory Impulses

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4
Q

Impulses enter the body anteriorly or posteriorly?

A

Posteriorly

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5
Q

Impulses leave the body anteriorly or posteriorly?

A

Anteriorly

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6
Q

The anterior horn is composed of what type of impulses?

A

motor

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7
Q

The posterior horn is composed of what type of impulses?

A

sensory

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8
Q

A group of myelinated nerve fibers that run up and down are called?

A

Tracts

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9
Q

Tracts are sensory or motor (Never mixed)

True or False?

A

True

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10
Q

Describe upper motor neurons

A

CNS only (Brain and Spinal Cord)

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11
Q

Describe lower motor neurons

A

PNS only (Peripheral nerves)

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12
Q

Which nerves branch or divide forming a plexus?

A

Lumbar or cervical

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13
Q

In an individual who has lost the ability to oppose the thumb, what nerve is involved? What is this condition called?

A

Median nerve (ape hand)

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14
Q

In an individual who has lost the ability to pick up the toes (ankle dorsiflexion) what nerve is involved? What is this condition called?

A

Peroneal nerve (food drop)

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15
Q

Claw hand involves the loss of what muscle group? What nerve is involved?

A

Intrinsics and the nerve involved is the ulnar nerve

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16
Q

If a person had a spinal injury at L4, what type of motor neuron lesion would it be consider?

A

Lower MN

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17
Q

Cranial nerve I does what?

A

Olfactory (Smell)

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18
Q

Cranial nerve II does what?

A

Optic (Sensory Vision)

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19
Q

Cranial nerve III does what?

A

Oculomotor (Muscles of the eye, straight up and down, pupil constriction)

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20
Q

Cranial nerve IV does what?

A

Trochlear (Muscles of the eye down and lateral)

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21
Q

Cranial nerve V does what?

A

Trigeminal (Gives touch to 3 branches Maxillary, Forehead, Mandibular)

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22
Q

Cranial nerve VI does what?

A

Abducens (Muscles of the eye/ Peripheral vision)

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23
Q

Cranial nerve VII does what?

A

Facial (Muscles of facial expression

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24
Q

Cranial nerve VIII does what?

A

Vestibulocochlear/ Auditory (Hearing and Equilibrium)

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25
Q

Cranial nerve IX does what?

A

Glossopharyngeal (Taste in back 1/3 of tongue)

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26
Q

Cranial nerve X does what?

A

Vagus (Nerve from brain to stomach; speech)

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27
Q

Cranial nerve XI does what?

A

Spinal Accessory (Sternocleidomastoid and trapezius muscles and swallowing) (Turns head and raises shoulder)

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28
Q

Cranial nerve XII does what?

A

Hypoglossal (Muscles of the tongue)

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29
Q

What is the function of the CNS?

A

Command/ Control all systems

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30
Q

What is the function of the PNS?

A

Communication

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31
Q

What is the parasympathetic system responsible for?

A

Rest and Digest

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32
Q

What is the sympathetic system responsible for?

A

Fight or Flight

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33
Q

The fundamental unit of the nervous system are?

A

Neurons

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34
Q

Axons carry impulses _________.

A

Out (Away)

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35
Q

Dendrites carry impulses ____

A

To

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36
Q

Lobe responsible for muscle control, problem solving, personality, thinking and speech.

A

Frontal Lobe

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37
Q

Lobe responsible for reflexes, special orientation, and sensory integration.

A

Parietal

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38
Q

Lobe responsible for visual.

A

occipital

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39
Q

Lobe responsible for controls in memory, hearing, and language.

A

Temporal

40
Q

Part of brain that receives and distributes all sensory information is? (Post office)

A

Thalamus

41
Q

Part of brain that inhibits unwanted movements (coffee filter)

A

Basal Ganglia

42
Q

What is the name of the nerve that supplies lower extremities?

A

Cauda equine

43
Q

Nerves that begins in spinal cord then goes out into the peripheral are called _________

A

P nerves

44
Q

Do p nerves contain BOTH sensory or mixed nerves

A

Yes

45
Q

The end point for carotid and vertebral arteries (redundant) having back up is called ___________.

A

Circle of Willis

46
Q

Area of skin supplied by a specific spinal nerve is called a ________.

A

Dermatome

47
Q

A muscle supplied by a specific spinal nerve is called a ________.

A

Myotome

48
Q

The cervical plexus branches from ___ to ___

A

C1-C4

49
Q

The brachial plexus branches from ___ to ___

A

C5-T1

50
Q

The lumbosacral branches from ___ to ___

A

T12-S5

51
Q

What is the main branch of the cervical plexus?

Whats its root level?

A

Phrenic nerve (C3-C5)

52
Q

What are the main branches of the brachial plexus?

What are their root levels?

A
Axillary (C5,C6)
Musculocutaneous (C5,C6)
Radial (C6,C7,C8,T1)
Median (C6,C7,C8,T1)
Ulnar (C8,T1)
53
Q

What are the major branches of the lumbosacral plexus?

A

Femoral (L2,L3,L4)
Obturator (L2,L3,L4)
Sciatic (L4,L5,S1,S2,S3)
Tibial (Divides into medial/lateral) (L4,L5,S1,S2,S3)
Common peroneal (Divides into sub/deep)(L4,L5,S1,S2)

54
Q

The shoulder girdle is composed of?

A

ALL the bones/ligaments (etc. clavicle, sternum)

55
Q

What is the Origin/ Insertion/ Action/ Nerve of the UPPER TRAPEZIUS?

A

(O) Occipital Bone
(I) Outer third of clavicle, acromion
(A) Scapular elevation, Downward rotation
(N) Spinal accessory (XI)

56
Q

What is the Origin/ Insertion/ Action/ Nerve of the MIDDLE TRAPEZIUS?

A

(O) Spinous process C7-T3
(I) Scapular spine
(A) Scapular retraction
(N) Spinal accessory (XI)

57
Q

What is the Origin/ Insertion/ Action/ Nerve of the LOWER TRAPEZIUS?

A

(O) Spinous process of middle and lower thoracic vertebra
(I) Base of scapular spine
(A) Scapular depression and upward rotation
(N) Spinal assessory (XI)

58
Q

What is the Origin/ Insertion/ Action/ Nerve of the Levator scapula?

A

(O)Transvere process of first 4 cervical vertebra
(I) Vertebral border of scapula b/w superior angle & spine
(A) Scapular elevation and downward rotation
(N) Third and fourth cervical nerves

59
Q

What is the Origin/ Insertion/ Action/ Nerve of the Rhomboids?

A

(O) Spinous process C7-T5
(I) Vertebral border of scapula b/w spine & inferior angle
(A) Scapular retraction and downward rotation
(N) Dorsal scapular nerve

60
Q

What is the Origin/ Insertion/ Action/ Nerve of the serratus anterior?

A

(O) Lateral surface of upper 8 ribs
(I) Vertebral border of scapula anterior surface
(A) Scapular protraction and upward rotation
(N) Long thoracic nerve

61
Q

What is the Origin/ Insertion/ Action/ Nerve of the Pect Minor?

A

(O) Anterior surface 3rd-4th ribs
(I) Coracoid process of scapula
(A) Scapular depression, protraction, downward rotation, TILT
(N) Middle pectoral nerve (C8,T1)

62
Q

AC JOINT
Stable of mobile?
Why?

A

STABLE

Many Ligaments

63
Q

SC JOINT
Stable or mobile
why?

A

VERY STABLE

Has one of the strongest ligaments in the body

64
Q

What ligaments make up the A-C joint?

A

A-C ligament

coracoclavicular ligament

65
Q

What ligaments make up the S-C joint?

A

S-C ligament (Strongest)
interclavicular ligament
costoclavicular ligament

66
Q

What is the Origin/ Insertion/ Action/ Nerve of the ANTERIOR DELTOID

A

(O) Lateral third of clavicle
(I) Deltoid tuberosity
(A) Shoulder Flexion, medial rotation, horizontal ADBUCTION
N) Axillary nerve

67
Q

What is the Origin/ Insertion/ Action/ Nerve of the MIDDLE DELTOID

A

(O) Acromion Process
(I) Deltoid tuberosity
(A) Shoulder ADBUCTION
(N) Axillary nerve

68
Q

What is the Origin/ Insertion/ Action/ Nerve of the POSTERIOR DELTOID

A

(O) Spine of Scapula
(I) Deltoid tuberosity
(A) Shoulder extension, hyperextension, lateral rotation, horizontal ABduction

69
Q

What is the Origin/ Insertion/ Action/ Nerve of the Supraspinatus Muscle

A

(O) Supraspinious fossa of Scapula
(I) Greater Tubercle of humerus
(A) Shoulder ABduction
(N) Suprascapular nerve

70
Q

What is the Origin/ Insertion/ Action/ Nerve of the Latissimus Dorsi

A

(O) Spinous Process of T7-L5, sacrum, iliac crest
(I) Medial bicipital groove of humerus
(A) Shoulder extension, abdduction, medial rotation, hyperextension
(N) Thoracodorsal nerve

71
Q

What is the Origin/ Insertion/ Action/ Nerve of the Teres Major

A

(O) Axillary border of scapular (near inferior angle)

I

72
Q

Elbow Flexors

A

Biceps Brachii
Brachioradialis
Brachialis

73
Q

Which Muscles performs shoulder TILT

A

Pect Minor

74
Q

Elbow Extensors

A

Triceps

Anconeus

75
Q

Wrist Flexors

A

Flexor Carpi Radialis
Palmaris Longus
Flexor Carpi Ulnaris

76
Q

MUSCLES THAT PERFORM:

Scapular Elevation

A

Upper Trap
Levator Scapula
Rhomboids

77
Q

MUSCLES THAT PERFORM:

Upward Rotation

A

Upper Trap
Lower Trap
Serratus Anterior

78
Q

MUSCLES THAT PERFORM:

Downward Rotation

A

Levator Scapula
Rhomboids
Pect Minor

79
Q

MUSCLES THAT PERFORM:

Scapular Retraction

A

Middle Trap

Rhomboids

80
Q

MUSCLES THAT PERFORM:

Scapular Protraction

A

Serratus Anterior

Pect Minor

81
Q

MUSCLES THAT PERFORM:

Scapular Depression

A

Lower Trap

Pect Minor

82
Q

MUSCLES THAT PERFORM:

Shoulder Flexion

A
Anterior Deltoid 
Pect MAJOR (FIRST 60 DEGREES)
83
Q

MUSCLES THAT PERFORM:

Shoulder Extension

A

Posterior Deltoid
Pect MAJOR (FIRST 60 DEGREES)
Latissimus Dorsi
Teres Major

84
Q

MUSCLES THAT PERFORM:

Shoulder ABDUCTION

A

Anterior Deltoid
Middle Deltoid
Posterior Deltoid
Supraspinatus

85
Q

MUSCLES THAT PERFORM:

Shoulder ADDUCTION

A

Pect MAJOR
Latissimus Dorsi
Teres Major

86
Q

MUSCLES THAT PERFORM:

Shoulder Medial Rotation

A
Anterior Deltoid 
Pect MAJOR 
Latissimus Dorsi 
Teres Major 
Subscapularis
87
Q

MUSCLES THAT PERFORM:

Horizontal ABDUCTION

A

Posterior Deltoid
Infraspinatus
Teres Minor

88
Q

MUSCLES THAT PERFORM:

Horizontal ADDUCTION

A

Anterior Deltoid

Pect MAJOR

89
Q

MUSCLES THAT PERFORM:

Shoulder Lateral Rotation

A

Posterior Deltoid
Infraspinatus
Teres Minor

90
Q

MUSCLES THAT PERFORM:

Forearm Supination

A

Biceps Brachii

Supinator

91
Q

MUSCLES THAT PERFORM

Forearm Pronation

A

Pronator Teres

Pronator Quadratus

92
Q

MUSCLES THAT PERFORM:

Wrist Flexion

A

Flexor Carpi Ulnaris
Flexor Carpi Radialis
Palmaris Longus (Assistive)

93
Q

MUSCLES THAT PERFORM:

Wrist Extension

A

Extensor Carpi Radialis Longus
Extensor Carpi Radialis Brevis
Extensor Carpi Ulnaris

94
Q

MUSCLES THAT PERFORM:

Radial Deviation

A

Flexor Carpi Radialis

Extensor Carpi Radialis Longus

95
Q

MUSCLES THAT PERFORM:

Ulnar Deviation

A

Extensor Carpi Ulnaris

Flexor Carpi Ulnaris