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Gross I Axilla and Brachial Plexus Quiz > Axilla and Brachial Plexus Quiz > Flashcards

Axilla and Brachial Plexus Quiz Flashcards

(67 cards)

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1
Q

What is the space between the arm and chest wall, which is th shape of a truncated pyramid

A

Axilla

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2
Q

What makes up the apex of the axilla

A

Its formed by the triangular space bounded by the clavicle scapula and the first rib

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3
Q

What makes up the base of the axilla

A

Skin and fascia

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4
Q

What makes up the anterior wall of the axilla

A

The pectoralis major

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5
Q

What makes up the posterior wall of the axilla

A

Latissimus dorsi and teres major

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6
Q

What makes up the medial wall of the axilla

A

Serratus anterior and upper ribs

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7
Q

What makes up the lateral wall of the axilla

A

Proximal medial aspect of the arm (bicipital furrow)

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8
Q

What are the contents of the axilla

A

Brachial plexus, axillary artery and vein, lymph nodes and adipose tissue

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9
Q

What is the axillary sheath

A

The deep fascia that encloses the brachial plexus and the blood vessels

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10
Q

What are the spinal nerve roots of a normal brachial plexus

A

C5, C6, C7, C8, T1

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11
Q

What spinal nerve roots make up the upper trunk

A

C5 and C6

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12
Q

What spinal nerve root make up the middle trunk

A

C7

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13
Q

What spinal nerve roots make up the lower trunk

A

C8, T1

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14
Q

Segmental innervation of dorsal scapular

A

C5

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15
Q

Dorsal scapular nerve motor supply

A

Rhomboid major, rhomboid minor, levator scapula

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16
Q

Dorsal scapular articular supply

A

Acromioclavicular joint

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17
Q

Segmental innervation of long thoracic nerve

A

C5,C6,C7

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18
Q

Long thoracic nerve motor supply

A

Serratus anterior

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19
Q

Segmental innervation of suprascapular nerve

A

C5 and C6

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20
Q

Suprascapular nerve motor supply

A

Supraspinatus and infraspinatus

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21
Q

Suprascapular nerve articular supply

A

shoulder joint and acromioclavicular joint

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22
Q

Segmental innervation of nerve to subclavius

A

C5 and C6

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23
Q

Nerve to subclavius motor supply

A

Subclavius and diaphragm

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24
Q

Nerve to subclavius articular supply

A

Sternoclavicular Joint

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25
Segmental innervation of lateral pectoral nerve
C5, C6, C7
26
Lateral pectoral nerve motor supply
Pectoralis Major
27
Segmental innervation of musculocutaneous nerve
C5, C6, C7
28
Musculocutaneous nerve motor supply
Coracobrachialis, biceps brachii, and brachialis
29
Musculocutaneous nerve articular supply
Elbow Joint
30
Musculocutaneous nerve cutaneous supply
Lateral aspect of the forearm
31
Segmental innervation of medial pectoral nerve
C8 and T1
32
Medial pectoral nerve motor supply
Pectoralis major and pectoralis minor
33
Segmental innervation of medial brachial cutaneous nerve
T1
34
Medial brachial cutaneous nerve cutaneous supply
Medial aspect of arm
35
Segemental innervation of ulnar nerve
C8 and T1
36
Ulnar nerve motor supply
Flexor carpi ulnaris, half of flexor digitorum profundus, muscles associated with the fifth digit (hypothenar muscles)
37
Ulnar nerve articular innervation
Elbow and wrist joints
38
Segmental innervation of median nerve
C6, C7, C8, T1
39
Median nerve motor supply
Anterior forearm (pronator teres, flexor carpi radialis, palmaris longus, flexor digitorum superficialis, flexor pollicus longus, pronator quadratus and half of the flexor digitorum profundus), first digit (thenar muscles)
40
Median nerve articular supply
Elbow and wrist joint
41
Median nerve cutaneous supply
lateral 3/4 of the palmar surface of the palm and the skin of the first 3.5 digits (palmar and dorsal aspects)
42
Segmental innervation of upper subscapular nerve
C5
43
Upper subscapular nerve motor supply
Subscapularis
44
Segmental innervation of lower subscapular nerve
C6
45
Lower subscapular motor supply
subscapularis and teres major
46
Segmental innervation of axillary nerve
C5 and C6
47
Axillary nerve motor supply
Deltoid and teres minor
48
Axillary nerve articular supply
Shoulder joint and acromioclavicular joint
49
Axillary nerve cutaneous supply
Lateral aspect of the arm
50
Segmental innervation of radial nerve
C5, C6, C6, C8, T1
51
Radial nerve motor supply
Triceps brachii, anconeus, all posterior forearm muscles
52
Radial nerve articular supply
Elbow and wrist joints
53
Radial nerve cutaneous supply
Posterior arm and forearm, dorsum of hand, small area of skin below the thumb on the palmar aspect of the hand
54
Dermatome of C4
Skin over the tip of the shoulder
55
Dermatome of C5
Lateral side of the arm
56
Dermatome of C6
Lateral side of the forearm, digits one and half of two
57
Dermatome of C7
Skin of palm, digits two (half), three and four
58
Dermatome of C8
Medial side of forearm, digit five
59
Dermatome of T1
Medial side of arm
60
Dermatome of T2
Skin of axilla
61
Which nerve is the first to come off of the lateral cord
Lateral Pectoral Nerve
62
Which nerve passes through the belly of the coracobrachialis muscles and then runs between the biceps brachii and the brachialis muscles
Musculocutaneous Nerve
63
What is the first nerve to come off of the medial cord
Medial Pectoral Nerve
64
What nerve is associated with the surgical neck of the humerus
Axillary Nerve
65
What is the most common type of injury to the Brachial Plexus
Erb-Duchenne Palsy
66
Erb-Duchenne Palsy will greatly reduce movements of what part of the body
Shoulder
67
Klumpke's Palsy will greatly reduce movement of what part of the body
Hands

Gross I Axilla and Brachial Plexus Quiz (1 decks)

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