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BIOL 527 Lab > Upper Limb > Flashcards

Upper Limb Flashcards

Shoulder (102 cards)

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1
Q

What 4 regions is the upper limb divided into?

A

shoulder
arm
forearm
hand

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2
Q

What nerve is the platysma supplied by?

A

cranial nerve 7

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3
Q

Shoulder:

A

Pectoral Region
Posterior Trunk/Dorsal scapular
Axilla

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4
Q

What are the two bones that move the shoulder?

A

scapular
humerus

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5
Q

Arm:

A

Anterior/flexor compartment (flexors)
Posterior/extensor compartment (extensors)

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6
Q

Forearm:

A

Anterior/flexor compartment
Posterior/extensor compartment

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7
Q

Hand:

A

Anterior/flexor compartment
Dorsum (no muscles)

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8
Q

ShoulderSkeleton: bones that don’t move (origins)

A

Skull
Vertebral column
Sternum
Ribs

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9
Q

ShoulderSkeleton: bones that move (insertions)

A

Scapula
Clavicle
Humerus
Radius
Ulna

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10
Q

Movements of the humerus at the shoulder:

A

flexion
extension
hyperextension
abduction
adduction
medial rotation
lateral rotation

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11
Q

Movements of the scapular at the shoulder:

A

elevation
depression
protraction
retraction
upward rotation
downward rotation

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12
Q

What are the muscles of the pectoralis region?

A

pectoralis major
pectoralis minor
subclavius

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13
Q

Pectoralis Major:

A

Origin:
Insertion:
Action:
Innervation
Blood supply:

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14
Q

Pectoralis Minor

A

Origin:
Insertion:
Action:
Innervation
Blood supply:

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15
Q

Subclavius:

A

Origin:
Insertion:
Action:
Innervation
Blood supply:

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16
Q

Dorsal muscles are

A

divided into 2 layers (superficial and deep)

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17
Q

Posterior Shoulder/Dorsal Muscles:

A

Trapezius
Latissimus Dorsi
Levator Scapulae
Rhomboid MAaor
Rhomboid Minor
Serratus Anterior

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18
Q

Dorsal Scapular Muscles:

A

Supraspinatus
Infraspinatus
Subscapulais
Deltoid
Teres Minor
Teres Major

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19
Q

winged scapular

A

serratus anterior being damaged or paralyzed

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20
Q

nerve that innervates the

A

cranial nerve 11th

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21
Q

Rotator cuff muscles (SITS):

A

tendons of 4 muscles
Supraspinatus
Infraspinatus
Subscapularis
Teres Minor

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22
Q

Trapezius:

A

Origin:
Insertion:
Action:
Innervation
Blood supply:

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23
Q

Latissimus Dorsi:

A

Origin:
Insertion:
Action:
Innervation
Blood supply:

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24
Q

Levator Scapulae:

A

Origin:
Insertion:
Action:
Innervation
Blood supply:

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25
Rhomboid Major:
Origin: Insertion: Action: Innervation Blood supply:
26
Rhomboid Minor:
Origin: Insertion: Action: Innervation Blood supply:
27
Serratus Anterior:
Origin: Insertion: Action: Innervation Blood supply:
28
Supraspinatus:
Origin: Insertion: Action: Innervation Blood supply:
29
Infraspinatus:
Origin: Insertion: Action: Innervation Blood supply:
30
Subscapularis:
Origin: Insertion: Action: Innervation Blood supply:
31
Deltoid:
Origin: Insertion: Action: Innervation Blood supply:
32
Teres Major:
Origin: Insertion: Action: Innervation Blood supply:
33
Teres Minor:
Origin: Insertion: Action: Innervation Blood supply:
34
What nerve innervates the Levator scapulae and Rhomboids?
Dorsal scapular nerve (dorsal aspect of scapular)
35
What are the two nerves that come off the rami?
dorsal scapular nerve long thoracic nerve
36
The long thoracic nerve innervates the
serratus Anterior
37
What nerve innervates the subclavius muscle?
nerve to subclavius
38
What nerve innervates the supraspinatus and Infraspinatus?
Suprascapular nerve
39
What nerves innervate the pectoralis major?
Medial/Lateral pectoral nerve
40
What nerve innervates the pectoralis minor?
Medial pectoral nerve
41
medial cutaneous nerve of the arm medial cutaneous nerve of the forearm
42
43
3 nerves that come from the posterior cord?
Upper subscapular Middle subscapular Lower subscapular
44
The middle subscapular nerve is also known as
thoracodorsal nerve
45
What nerves innervate the subscapularis?
upper subscapular and lower subscapular
46
What other muscle do the lower subscapular
teres major
47
What muscles do the axillary nerve innervate?
deltoid and teres minor
48
What houses the great vessels of the upper limb?
axilla
49
What houses the brachial plexus of nerves?
axilla
50
The dorsal scapular artery and thyrocervical trunk come directly off what artery?
subclavian artery
51
What muscle does the transverse cervical artery supply?
trapezius
52
What are the 3 arteries that anastomose on the dorsal part of the scapular and form collateral?
transverse cervical artery dorsal scapular artery suprascapular artery
53
first branch of axillary artery
supreme thoracis artery
54
2nd branch of axillary artery
thoracoacromial artery (thorax and acromial) lateral thoracic artery (lateral thorax)
55
lateral thoracic artery supplies what muscles
serratus anterior and pectoralis muscles
56
thoracoacromial artery supplies what muscles
Pectoralis major and minor Anterior deltoid
57
3rd branch of axillary artery:
Anterior circumflex humeral artery Posterior circumflex humeral artery Circumflex scapular artery
58
What two arteries anastomose around the humerus?
Anterior circumflex humeral artery Posterior circumflex humeral artery
59
What are the 4 arteries that form the dorsal collateral?
Transverse cervical (subclavian) Suprascapular (subclavian) Dorsal scapular (subclavian) Scapular circumflex (axillary)
60
What artery emerges through the triangular space?
scapular circumflex artery
61
What artery and nerve emerges through quadrangular space?
posterior circumflex artery axillary nerve
62
2 branches that come off subclavian artery:
Transverse cervical artery Thyrocervical trunk
63
6 branches that come off the axillary artery?
64
65
Teres minor, Teres major, and long head triceps make what space?
triangular space
66
What artery comes through triangular space?
scapular circumflex artery
67
68
That space is on the posterior arm of the triceps?
triangular interval (between the two heads of triceps brachii)
69
branches that come off the brachial artery:
deep brachial artery (posterior) Superior ulnar collateral (anterior) Inferior ulnar collateral (anterior)
70
artery that comes off the brachial artery of the anterior arm and comes around to the back of the triceps through the triangular interval
deep brachial artery
71
what artery recurres?
superior ulnar collateral artery Inferior ulnar collateral artery
72
What artery does the superior collateral artery become?
posterior ulnar recurring artery
73
What artery does the inferior collateral artery become?
anterior ulnar recuring artery
74
Deep brachial artery start at the posterior side of the arm and comes around to the anterior arm and becomes the
radial recurrent artery
75
Forearm:
Humerus Radius Ulna Carpals Metacarpals Phalanges
76
Movements of the forearm:
flexion extension radial deviation (abduct) ulnar deviation (adduct) Supination Pronation
77
muscle in the forearm that's not innervated by the median nerve?
flexor carpi ulnaris
78
muscle that crosses only the MCP and PIP joints
Flexor digitorium superficialis
79
profound means :
deep
80
The median nerve innervates all nerves in the forearm except
flexor carpi ulnaris and 1/2 of flexor digitorium profundus
81
median nerve innervates digits
1, 2, 3
82
ulnar innervates digits
4, 5
83
What muscles come off the medial epicondyle?
flexors
84
What muscles come off the lateral epicondyle?
extensors
85
wrist drop is evidence of what type of nerve injury?
radial nerve (extensors injured)
86
Which is the only flexor muscle that is innervated by the radial nerve?
brachioradialis
87
What is the extensor of the index finger
extensor indicis
88
What muscles create tthe snuff box?
Abductor pollicis longus Extensor pollicis brevis Extensor pollicis longus *long tendon>short tendon>long tendon*
89
Movements of the hand:
flexion extension abduction adduction opposition
90
Compartments groups of hand:
Thenar Palmar region Hypothenar
91
Thenar Compartment group:
Abductor pollicis brevis Flexor pollicis brevis Opponens pollicis
92
What nerve innervates the thenar compartment?
median nerve
93
What nerve is involved in carpal tunnel syndrome?
median nerve
94
Hypothenar Compartment group:
Abductor digiti minimi
95
What nerve innervates the hypothenar compartment?
96
muscles that flex and extend at the same time (position for holding a sandwich)
lumbricals
97
If median nerve was damaged digits ____, _____ are affected by the lumbricals. If ulnar nerve was damaged digits ____, _____, ____ are affected by the lumbricals
98
99
muscles that allow for the abduction of fingers
dorsal interossei (DAD)
100
muscles that allow for the adduction of fingers
palmar interrossei (PAD)
101
102
thenar group and 1/2 of the lumbricals

BIOL 527 Lab (3 decks)

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