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Anatomy > Upper Extremity > Flashcards

Upper Extremity Flashcards

1
Q

What are the bone boundaries of the apex of the axill?

A
  1. A: Clavicle
  2. P: scapula
  3. M: first rib
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2
Q

What is the anterior border of the axilla?

A
  1. Pectoralis major

2. Pectoralis minor

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3
Q

What is the medial border of the axilla?

A
  1. Serratus anterius

2. Thoracic wall

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4
Q

What is the posterior border of the axilla?

A
  1. Axillary vein
  2. Axillary artery
  3. Brachial plexus
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5
Q

The axillary fascia is a prolongation of what fascia?

A

prevertebral fascia

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6
Q

What are the components of you rotator cuff muscle?

A

Supraspinatus
Infraspinatus
teres minor
Subscaplularis

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7
Q

What intrinsic muscle medially rotates the shoulder?

A
  1. subscapularis

2. Teres major

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8
Q

What intrinsic laterally rotates the shoulder?

A

I. Infraspinatus

2. Teres minor

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9
Q

What intrinsic ABducts the shoulder?

A
  1. supraspinatus

2. Deltoid

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10
Q

When the shoulder joint is fully abducted then a force tilts the humeral head downward, then inferior, the dislocation will be ___

A

anterior inferior

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11
Q

What is the most commonly involved muscle in rotator cuff tendinitis?

A

supraspinatus

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12
Q

What joint is associated with shoulder dislocation

A

Glenohumeral

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13
Q

Wha joint is damaged in shoulder separation

A

Acromioclavicular

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14
Q

What are the contents of the quadrangular space in your shoulder?

A
  1. Axillary nerve (circumflex)

2. Posterior circumflex humeral vessels

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15
Q

What are the boundaries of your quadrangular space

A
  1. S: Teres minor
  2. Medial: long head of triceps brachii
  3. I: Teres major
  4. L: Surgical neck of humerus
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16
Q

What nerve is commonly damaged in glenohumeral joint sdislocation?

A

Axillary nerve

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17
Q

What nerve can be damages in surgical neck fracture of the humerus?

A

Axillary nerve

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18
Q

What are the different compartments of the arm?

A
  1. Anterior

2. Posterior

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19
Q

What is the main action of the anterior compartment of the arm?

A

It is the main flexor

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20
Q

What is the innervation of the anterior compartment of the arm

A

Musculocutaneous nerve

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21
Q

What is the main flexor of the forearm?

A

brachialis

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22
Q

What is the main supinator of the arm?

A

biceps brachii

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23
Q

What are the components of your anterior forearm?

A
  1. Coracobrachialis
  2. Brachialis
  3. Biceps brachii
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24
Q

What are the contents of your posterior compartment of the arm?

A
  1. Triceps brachii
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25
Q

What is the main action of the posterior compartment of the arm?

A

extensor

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26
Q

What innervates the posterior compartment of the arm?

A

radial nerve

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27
Q

What are the components of your superficial forearm

A
  1. Pronator teres
  2. Palmaris longus
  3. FCR
  4. FCU
  5. FDS
  6. Intermediate group
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28
Q

What innervates the FCU?

A

Ulnar nerve

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29
Q

The flexors of the forearm are innervated by the median nerve except ___

A
  1. FCU

2. FDP

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30
Q

What are the components of the deep group of forearm flexors?

A
  1. FPL
  2. FDP
  3. Pronator quardatus
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31
Q

What muscles commonly originate in the medial epicondyle?

A
  1. Pronator teres (humeral head)
  2. FCR
  3. Palmaris longus
  4. FCU - humeral head
  5. FDS - humeroulnar head
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32
Q

What innervates your extensor muscles of the forearm?

A

Radial nerve

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33
Q

The common flexor tendon inserts in what epicondyle?

A

medial epicondyle

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34
Q

The common extensor tendon inserts in what epicondyle?

A
  1. lateral
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35
Q

What muscles originate in the lateral epicondyle?

A
  1. ECRB
  2. ED
  3. EDM
  4. ECU
  5. Aconeus
  6. Supinator
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36
Q

Golfer’s elbow is an inflammation of ___

A

medial epicondyle

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37
Q

What action precipitates medial epicondylitis?

A

repetitive flexion and pronation

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38
Q

What is affected in Tennis Elbow?

A

Lateral epicondyle

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39
Q

Tennis elbow is due to what repetitive motion?

A

Extension and flexion of the forearm at the elbow

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40
Q

What are the contents of the cubital fossa?

A
  1. Median nerve
  2. Brachial artery
  3. Biceps brachii
  4. Radial nerve
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41
Q

What are the borders of your cubital fossa?

A
  1. S: horizontal line connecting the epicondyles of the humerus
  2. L: brachioradialis
  3. I: Brachialis and supinator
  4. M: pronator teres
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42
Q

What are the components of your thenar muscles?

A
  1. APB
  2. FPB
  3. OP

AFO

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43
Q

What innervates the thenar muscles?

A

median nerve

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44
Q

What are your intrinsic muscles of the hand?

A
  1. Palmar interossei
  2. Dorsal interossei

PAD-DAB

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45
Q

The radial nerve innervates this muscle of the hand

A
  1. Extensor digitorum
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46
Q

What muscle flexes the hands at the MCP?

A

lumbricals

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47
Q

What innervates the medial lumbricales?

A

ulnar nerve

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48
Q

What innervates the lateral lumbricals

A

median nerve

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49
Q

What muscle flexes the PIP joint?

A
  1. Flexor digitorum superficialis
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50
Q

What innervates the flexor of the muscle at the PIP joint?

A

median nerve

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51
Q

What flexes the muscle at the DIP?

A

Flexor digitorum profundus

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52
Q

What innervates the FDP?

A
  1. Median

2,. Ulnar

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53
Q

What muscle connects the UE to the thorax?

A
  1. Pectoralis major
  2. Pectoralus minor
  3. Serratus anterior
  4. Subclavius
54
Q

The axillary artery starts from the ___ to the ___

A

First rib to teres major

Tendon of pectoralis minor

55
Q

The superior thoracic artery supplies what part of the body?

A

First 2 intercostal space

56
Q

What artery supplies the pectoral, acromial, deltoid, and clavicular?

A

Thoracoabdominal

57
Q

What is the largest branch of the axillary artery

A

subscapular artery

58
Q

The subscapular artery supplies what muscles?

A
  1. Subscapularis
  2. Teres major
  3. Latissimus dorsi
59
Q

What are the branches of your subscapular artery?

A
  1. Thoracodorsal
  2. Anterior Circumflex humeral
  3. Posterior circumflex humeral
  4. Circumflex scapular
60
Q

What artery supplies the serratus anterior?

A

Thoracodorsal artery

61
Q

The radial artery starts at what level?

A

neck of radius

62
Q

Where will you take the radial pulse?

A
  1. between the tendons of brachioradialis AND FCR
63
Q

Lateral to the radial pulse is what tendon?

A

brachioradialis

64
Q

Medial to the radial pulse is what tendon?

65
Q

what artery can be palpated in the root of the posterior triangle as it cross the first rib?

A

subclavian artery

66
Q

What artery can be felt in the axilla as it lies in front of the teres major?

A

axillary artery

67
Q

What artery lies on the brachialis, overlapped from the lateral side by the biceps brachii

A

brachial artery

68
Q

the cephalic vein drains to what vein

A

axillary vein

69
Q

What vein ascends on the lateral side of the biceps brachii?

A

cephalic vein

70
Q

What vein on the arm is thee choice for central venous catheterization and is directly in line with axillary vein

A

basilic vein

71
Q

___ connects the cephalic and basilic vein

A

median cubital vein

72
Q

what vein is seen in the antecubital fossa, frequent site of BE

A

median cubital vein

73
Q

What are the contents of your antecubital fosaa (lateral to medial)

A

{Lateral to Medial]

  1. Brachioradialis
  2. Radial nerve
  3. Biceps tendon
  4. brachial artery
  5. brachial vein
  6. median nerve
  7. protanor teres
74
Q

What bone begins to ossify first during fetal development

75
Q

What bone ossifies last?

A

Clavicle (at age 21)

76
Q

Whe weakest point of the clavicle is the ____

77
Q

What is the most commonly fractured bone?

78
Q

After a clavicular fracture, the medial segment of the fractured bone is elevated by what muscle?

79
Q

After a clavicular fracture, the medial segment of the fractured bone is elevated by what muscle?

A
  1. Pull of deltoid

2. Pectoralis major

80
Q

[Humeral fracture]

Surgical neck fracture

A

axillary nerve

81
Q

[Humeral fracture]

midshaft/spiral facture

A

radial nerve

82
Q

[Humeral fracture]

supracondylar fracture

A

median nerve

83
Q

[Humeral fracture]

medial epicondyle

84
Q

[Fracture of the lower end of radius]

the distal segment displaced posteriorly and superiorly

Distal radial fracture fragment dorsally placed

A

Colle/Dinner/Silver fork deformity

85
Q

[Fracture of the lower end of radius]

the distal radial fracture fragment is displaced ventrally

distal segment anteriorly

A

Smith Fracture

86
Q

[Fracture of the lower end of radius]

usual fracture if “fall on the back of hand”

87
Q

[Fracture of the lower end of radius]

usual fracture if “FOOSH”

A

Colle/Dinner/Silver fork deformity

88
Q

[Carpals]

Proximal carpal bones

A 
(Lateral to Medial)
Scaphoid/Navicular
Lunate
Triquetral
Pisiform

Some Lovers Try Positions

89
Q

[Carpals]

Distal carpal bones

A

(lateral to medial)

Trapezium
Trapezoid
Capitate
Hamate

That They Cant Handle

90
Q

What are the boundaries of your anatomical snuff box?

A

(Lateral to medial)

  1. L: Tendons of EPB and ABD PL
  2. F: scaphoid
  3. M: tendon of EPL
  4. Trapezium
91
Q

What artery can be palpated in the anatomical snuff box?

A

radial artery

92
Q

Tenderness and pain over the anatomical snuff box after FOOSH suggests a fracture in teh

93
Q

What is the most commonly DISLOCATED carpal bone

94
Q

What is the typical dislocation of the lunate?

(Anterior/posterior?

95
Q

Carpal Tunnel Syndrome can also present if this carpal bone is dislocated

96
Q

__ contracture

localized thickening and contracture of the palmar aponeurosis

A

Dupuytren Contracture

97
Q

___ contracture

flexion of the proximal interphalangeal joint

A

Dupuytren contracture

98
Q

___ fracture

fracture of the base of the first metacarpal bone

A

bennett fracture

99
Q

___ fracture

oblique fracture of the necks of the fourth or fifth metacarpasl

A

Boxers fracture

100
Q

[Cutaneous Innervation]

lateral aspect of the base of the thumb

A

Radial nerve

101
Q

[Cutaneous Innervation]

anterior aspect of the
tip of thumb
pointer finger
middle finger
1/2 of ring ringer
102
Q

[Cutaneous Innervation]

anterior aspect of the ring finger and medial 1/2 of the ring finger

A

ulnar nerve

103
Q

[Dermatomes]

Back of head

104
Q

[Dermatomes]

tip of shoulder

105
Q

[Dermatomes]

thumb

106
Q

[Dermatomes]

middle finger

107
Q

[Dermatomes]

small finger

108
Q

[Dermatomes]

nipple

109
Q

[Dermatomes]

umbilicus

110
Q

[Dermatomes]

inguinal

111
Q

[Dermatomes]

knee and medial leg

112
Q

[Dermatomes]

lateral leg and Big toe

113
Q

[Dermatomes]

small toe

114
Q

[Dermatomes]

perineum

115
Q

What nerve supplies the tip of the thumb, index finger, middle finger

A

median nerve

116
Q

what nerve supplies the medial half of the tip of the middle finger?

A

median nerve

117
Q

[Tendon reflex]

C5 can be checked by

A

Biceps brachii

118
Q

[Tendon reflex]

C7 can be checked by

A

Triceps tendon

119
Q

[Tendon reflex]

C6 can be checked by

A

Brachioradialis

120
Q

[Tendon reflex]

L4 can be checked by

A

Patellar tendon

121
Q

[Tendon reflex]

S1 can be checked by

A

Achilles tendon

122
Q

[Lymphatic Drainage]

Thumb, index, lateral side of the hand

A

infraclavicular LN

123
Q

[Lymphatic Drainage]

medial side of the hand

A

Supratrochlear LN then to the lateral group of the axillary LN

124
Q

[Lymphatic Drainage]

lateral group

A

axillary LN

Cephalic Vein to Infraclavicular LN

Basilic vein = supratrochlear LN

125
Q

[Axillary LN]

Level I is composed of

A
  1. Posterior (Subscapular)
  2. Lateral
  3. Anterior (external)
126
Q

[Axillary LN]

Level II is composed of

A
  1. Central node
127
Q

[Axillary LN]

Level III

A
  1. Apical/Subclavicular
128
Q

What differentiates the 1st part and the 2nd part of the wrist?

A

Lister’s tubercle

129
Q

What tendon winds around the lister’s tuberle?

130
Q

The houseman’s vein is seen on the

A

anatomical snuff box

Anatomy (37 decks)

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