Upper Limb Flashcards

(165 cards)

1
Q

Arteries of breasts and veins

A
  1. Internal thoracic arteries
  2. Intercostal arteries
  3. Axillary arteries
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2
Q

Frequent development of cancer

A

Lateral quadrants of the breast

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3
Q

Drain into the anterior axillary or perctoral group of
nodes

A

Lateral quadrants of the breast

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4
Q

Internal thoracic group of nodes

A

medial quadrants

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5
Q

clavicle + scapula (articulate at
acromioclavicular joint

A

Shoulder girdle

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6
Q

long, slender bone that lies horizontally across the root of the neck

A

Clavicle

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7
Q

Where does the clavicle articulate medially

A

sternum
1st costal cartilage

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8
Q

Where does the Clavicle articulate with laterally

A

acromion process of the scapula

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9
Q

Transmits forces from upper limb to axial skeleton
-Provides muscle attachements

A

clavicle

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10
Q

Flat triangular bone lies on the posterior chest wall
-Between 2nd and 7th ribs

A

Scapula

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11
Q

surfaces of scapula

A
  1. spine of the scapula 5. Suprascapular Notch
  2. Acromion 6. Subscapular fossa
  3. Glenoid cavity 7. Supraspinous fossa
  4. Coracoid Process. 8. Infraspinous fossa
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12
Q

the lateral end of the spine which is free

A

acromion

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13
Q

articulates with the head of the
humerus at shoulder joint

A

Glenoid Cavity or fossa

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14
Q

projects upward and forward above the
glenoid cavity

A

Coracoid process

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15
Q

medial to the base of the coracoid
process

A

Suprascapular notch

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16
Q

the concave shallow area at the anterior
surface

A

subscapular fossa

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17
Q

Articulates with scapula at the shoulder joint and
radius and ulna at elbow joint

A

Humerus

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18
Q

forms 1/3 of a sphere and articulates with the
glenoid cavity of the scapula

A

Head of humerus

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19
Q

immediately below the head of humerus

A

anatomic neck

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20
Q

below the anatomical neck

A

Greater and lesser tuberosities

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21
Q

The Greater and lesser tuberosities are separated by the?

A

Bicipital groove

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22
Q

where the upper end of humerus
joins the shaft

A

Surgical Neck

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23
Q

roughened elevation at the shaft

A

Deltoid tuberosity

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24
Q

at the lower end of the humerus

A

Medial and Lateral epicondyles

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25
for articulation with head of the radius
Capitulum
26
pulley shaped for articulation with trochlear notch of ulna
Trochlea
27
recieves the head of the radius when the elbow is flexed
Radial Fossa
28
recieves the coronoid process of the ulna
Coronoid fossa
29
recieves the olecranon process of the ulna when elbow joint is extended
Olecranon fossa
30
Pyramid shaled between the upper part of the arm and side of the chest
Axilla
31
Anterior wall of Axilla
1. Pectoralis Major and Minor 2. Subclavius
32
Posterior wall of the axilla
1. Subscapularis 2. Latissimus dorsi 3. Teres Major
33
Medial Wall of Axilla
1. Upper 4 or 5 ribs 2. Intercostal spaces covered by the serratus anterior
34
thin triangular muscle that lies beneath the pectoralis major
Pectoralis minor
35
Where does the pectoralis minor arise from
3rd, 4th 5th ribs and runs upward and laterally
36
Insertion of Pectoralis minor
Coracoid process of the scapula
37
drains blood from the upper limb
Axillary Vein
38
Supplies the upper limb
Axillary Artery and branches
39
innevates the upper limb
Brachial Plexus
40
-Begins at the lateral border of the 1st rib as a continuation of subclavian ends at the lower border of the teres major muscle where it continues as the branchial artery
Axillary Artery
41
crosses in front of the axillary artery divides in three parts
Pectoralis minor muscle
42
Highest thoracic artery/Superior thoracic artery
First part pf axillary artery
43
Second part pf axillary artery
1.Thoracoacromial artery 2. Lateral thoracic
44
Third part of axillary artery
1. Subscapular 2. Anterior and Posterior circumflex humeral artery
45
For sensory innervation to the skin and deep structures -For motor innervation to the muscles
Brachial Plexus
46
-Formed by the anterior rami of the 5th, 6th, 7th and 8th cervical nerves and 1st thoracic spinal nerves
Brachial Plexus
47
Brachial plexus can divided into?
1. Roots 2. Trunks 3. Divisions 4. Cords 5. Branches
48
Trunk
C5 C6 Upper trunk C7 Middle trunk C8 T1 Lower trunk
49
Anterior division of upper and middle trunk forms?
Lateral cord
50
Anterior division of the lower trunk continues as?
middle cord
51
All 3 trunks join to form the?
posterior cord
52
Roots
Dorsal scapular nerve C5 Long thoracic nerve C5, C6,C7
53
Upper trunk
Nerve to subclavius C5 C6 Suprascapular nerve
54
Lateral cord
Lateral pectoral nerve Musculocutaneous nerve Lateral root of median nerve
55
Medial Cord
Medial pectoral nerve Ulnar nerve Medial root of median nerve
56
Posterior cord
Upper and lower subscapular nerve Thoracodorsal nerve Axillary nerve Radial nerve
57
Dorsal scapular nerve
rhomboid minor major levator scapula
58
supplies the serratus anterior muscle
Long thoracic nerve C5, C6, C7
59
supplies pectoralis major muscle
Lateral pectoral nerve
60
supplies coracobrachialis muscle
Musculocutaneous nerve
61
supplies pectoralis minor and major muscle
Medial Pectoral nerve
62
supplies subscapularis muscle
Upper and lower subscapular nerve
63
supplies latissimus dorsi
Thoracodorsal nerve
64
supplies deltoid, teres minor
Axillary nerve
65
Lymph nodes of Axilla
1. Anterior (pectoral group) 2. Posterior (subscaular) group 3. Lateral group 4. Central group 5. Infraclavicular (deltopectoral) group 6. Apical group
66
group of 4 muscle tendons that stabilizes the shoulder joint
Rotator cuff
67
4 muscles of the rotator cuff
1. Subscapularis 2. Supraspinatus 3. Infraspinatus 4. Teres minor muscle
68
supplies the trapezius muscle
Spinal part of the accessory nerve (CN XI)
69
-supplies supraspinatus and infraspinatus muscle and shoulder joint
Suprascapular Nerve
70
supplies shoulder joint, 2 muscles and skin covering the lower half of the deltoid muscle
Axillary Nerve
71
between sternal end of clavicle, manubrium sterni and 1st costal cartilage
Sternoclavicular joint
72
-between acromion of the scapula and lateral end of the clavicle
Acromioclavicular joint
73
-between rounded head of the humerus and glenoid cavity if the scapula
Shoulder joint
74
skin over the shoulder to halfway down to the deltoid muscle
Supraclavicular nerve
75
supplies the lower half of the deltoid
Upper lateral cutaneous nerve of the arm
76
supplies the lateral surface of the arm below the deltoid
Lower lateral cutaneous nerve of the arm
77
supplies the skin of the armpit anf medial side of the arm
Medial cutaneous nerve of the arm
78
Supplies the back of the arm
Posterior cutaneous nerve of the arm
79
divided into 2 groups: Superficial and deep
Veins of the upper limb
80
at the lateral side og the biceps reaching the infraclavicular fossa
Cephalic Veins
81
at the medial side of the biceps *BOTH DRAINS INTO AXILLARY VEIN
Basilic Vein
82
smooth muscle in the wall of the veins is innervated by?
sympathetic postganglionic nerve fiber
83
Contents of the Anterior fascial compartment of the Upper Arm
1. Muscle 2. Blood supply 3. Nerve supply to the muscle
84
Briceps brachii, coracobrachialis and brachialis
Muscles
85
brachial artery
Blood supply
86
musculocutaneous nerve
Nerve supply to the muscle
87
Contents of the Posterior Fascial Compartment of the Upper Arm
1. Muscles 2. Blood supply
88
muscles of the posterior upper arm
3 heads of triceps
89
Blood supply of posterior arm
Radial artery
90
produnda brachii and ulnar collateral arteries are the?
blood supply of the posterior upper arm
91
triangular depression in front of the elbow
cubital fossa
92
Cubital fossa is bounded laterally by the?
brachioradialis muscle
93
Cubital fossa is bounded medially by the?
Pronator muscle
94
CONTENTS OF THE CUBITAL FOSSA
1. Median nerve 2. Brachial artery 3. Tendon of the biceps brachii 4. Radial nerve 5. Posterior interosseous branch
95
is formed by the articulation of the distal end of the radius and proximal row of the carpal bone only
wrist joint (radiocarpal joint)
96
does not directly articulates with the carpal bone, there is a fibrocartilgae articular disc
Ulna
97
-Lateral bone -Wider below than above -Proximal end articulates with the humerus at the elbow joint and with ulna at proximal radioulnar joint
Radius
98
articulates with the scaphoid and lunate bones of the hand at the wrist joint and with the ulna at the distal radioulnar joint
Distal end of radius
99
small circular of radius
Head
100
constricted area below the head of Radius
Neck
101
for the insertion of the biceps muscle
Bicipital tuberosity/Radial Tuberosity
102
at the distal end of radius , projects distally from the lateral margin
Styloid process
103
at the medial surface of radius, articulates with the head of the ulnar
Ulnar notch
104
Medial bone -Proximal end articulates with the humeus at elbow joint and with the head of the radius at the proximal radioulnar joint
Ulna
105
large proximal end of ulna and forms the prominence of the elbow
Olecranon process
106
at the anterior surface of the olecranon fossa, which articulates with the trochlea of the humerus
Trochlear notch
107
is below the trochlear notch
Coronoid process
108
is at the lateral surface coronoid
Radial Notch
109
8 carpal bones
1. Scaphoid 5. Trapezium 2. Lunate. 6. Trapezoid 3. Triquetral/Triquetrum 7. Capitate 4. Pisiform 8. Hamate
110
Proximal row of the carpal bones
1. Scaphoid 2. Lunate 3. Triquetral/Triquetrum 4. Pisiform
111
Distal row of Carpals
1.Trapezium 2. Trapezoid 3. Capitate 4. Hamate
112
a strong fibrous band on the anterior (palmar) side of the wrist
Flexor retinaculum
113
an osteofacial tunnel, formed by the passage of the median nerve and flexor tendons of the fingers -formed by the bones of the hand and flexor retinaculum
Carpal tunnel
114
thickening of deep fascia that strecthes across the back of the wrist and holds the ling exntesor tendons
Extensor Retinaculum
115
At birth hand are?
CARTILAGINOUS
116
begins to ossify during the first yr Others ossify at intervals
Capitate
117
at what age does all the bones ossify
12 yrs old
118
five metacarpals -Base, Shaft and Head
Metacarpals and Phalanges
119
-1st metacarpal bone -Shortest -Most mobile *only one who have two phalanges*
Thumb
120
articulate with the distal row of the carpal bones
Base of the metacarpal bone
121
form the knuckles and articulate with the proximal phalanges
Head
122
from anterior and posterior branches of lateral cutaneous nerve of the forearm
Sensory nerve supply
123
-Skin at the middle of the posterior surface os supplied by the?
posterior cutaneous nerve of the forearm
124
Superficial veins of forearms
1. Cephalis Veins 2. Median Cubital vein 3. Basilic Vein
125
arises from the lateral side of the dorsal venous arch on the back of the hand and wrist and winds around the lateral border of the forearm
Cephalic Vein
126
branch of cephalic vein in the cubital fossa, runs upward and medially and joins the basilic vein
Median Cubital vein
127
arises from the medial side of
Basilic Vein
128
strong membrane that unites the shafts of the radius and ulna
Interosseous membrane
129
Arteries of the Anterior Fascial Compartment
1. Ulnar Artery 2. Radial Artery
130
-largest between the 2 terminal branches of brachial artery, begins in the cubital fossa at the level of the neck of radius -ends by forming the superficial palmar arch
Ulnar Artery
131
smaller of the terminal branches of the brachial artery - begins in the cubital fossa at the level of the neck of the radius
Radial Artery
132
Nerves of the Anterior Fascial Compartment of the Forearm
1. Median Nerve 2. Anterior Interosseous Nerve 3. Ulnar Nerve
133
from brachial plexus (lateral and medial cords, roots C5-T1) -leaves the cubital fossa by passing between the 2 heads of pronator teres
Median Nerve
134
-Branch of median nerve -arises from the median nerve as it emerges between the 2 heads of pronator teres
Anterior Interosseous Nerve
135
-from medial cord of brachial plexus (C8- T1) -passes from behind the medial epicondyle of the humerus, crosses the medial ligament
Ulnar Nerve
136
thick and hairless -large numbers of sweat glands
Skin
137
small muscle that arises from the flexor retinaculum and palmar aponeurosis
Palmaris brevis
138
corrugate the skin to improve the grip of the palm in holding rounded objects
Palmaris Brevis
139
is triangular and occupies the central area of the palm
Palmar aponeurosis
140
give firm attachment to the overlying skin, improve grip and protect underlying tendons
Palmar apnoeurosis
141
covers the anterior surface of each finger of each finger, from the head of the metacarpal to the base of the distal phalnx
Fibrous flexor sheaths
142
Arteries of the Palm
Ulnar Artery Radial Artery
143
enters the hand anterior to the flexor retinaculum on the lateral side of the ulnar nerve and pisiform bone
Ulnar Artery
144
direct continuation of the ulnar artery -curves laterally behind the palmar aponeurosis and in front of the long flexor tendons -arch is completed on the lateral by the superficial palmar branch of radial artery
Superficial palmar arch
145
arise from the convexity of the arch and pass to the fingers
Digital Arteries
146
arises in front of the fexor retinaculum and passes btwn the abductor digiti minimi and flexor digiti minimi and joins the radial artery to complete the deep palmar arch
Deep branch of ulnar artery
147
leaves the dorsum of the hand by turning forward between the proximal ends of the 1st and 2nd metacarpal bones and 2 heads of the first dorsal interosseous muscle
Radial Artery
148
on entering the palm, it curves medially and continues as the deep palmar arch
Radial Artery
149
direct contiuation of radial artery -completed on the medial side by the deep branch of the ulnar artery
Deep Palmar arch
150
Joints of Upper limb
1. Sternoclavicular jt 2. Acromioclavicular jt 3. Shoulder jt 4. Elbow jt 5. Proximal radioulnar jt 6. DIstal radioulnar jt 7. Wrist jt (radiocarpal jt)
151
sternal end of clavicle, manubrium sterni and 1st costal cartilage
Sternoclavicular joint
152
Type of joint of sternoclavicular joint
Synovial double joint plane joint
153
Articulation: acromion of the scapula and lateral end of clavicle
Acromiclavicular joint
154
Type of joint of acromioclavicular joint
synovial plane joint
155
Articulation: rounded head of humerus and glenoid cavity of the scapula
Shoulder joint
156
type of joint of shoulder joint
Synovial ball and socket joint
157
Articulation: trochlea and capitulum of the humerus and trochlear notch of the ulna and head of radius
Elbow Joint
158
type of joint of elbow joint
Synovial hinge joint
159
Articulation: head of radius and radial notch of the ulna
Proximal radioulnar joint
160
Type of joint of proximal radioulnar joint
synovial pivot joint
161
Articulation: rounded head of ulnar and ulnar notch on the radius
Distal radioulnar jt
162
Type of joint of Distal radioulnar jt
Synovial pivot joint
163
Articulation: distal end og radius and articular disc above the scaphoid, lunate and triquetrum
Wrist joint
164
type of joint of Wrist joint
synovial ellipsoid joint
165
Joints of the Hand and Fingers
1. Intercarpal jt 2. Carpometacarpal and Intermetacarpal jt 3. Metacarpophalangeal jt 4. Interphalangeal jt