Exam 3 Flashcards

(103 cards)

1
Q

this joint attaches the upper appendicular skeleton to the axial skeleton

A

sternoclavicular joint

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2
Q

this increases the range of motion of the shoulder joint

A

scapulothoracic movement

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3
Q

joint responsible for the most movement of the scapula against the rib cage.
diarthodial with 3 degrees of freedom

A

sternoclavicular joint

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4
Q

gliding diarthodial joint that connects acromion and clavicle

A

acromioclavicular joint

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5
Q

what happens during scapular abduction

A

the medial border rotates posteriorly and the lateral border rotates anteriorly (this is knows as internal rotation)

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6
Q

what happens during scapular adduction

A

medial border rotates anteriorly and the lateral border rotates posteriorly (external rotation)

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7
Q

Upward rotation of the scapula

A

bottom rotates up laterally

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8
Q

downward rotation of the scapula

A

bottom rotates down medially

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9
Q

elevation of scapula

A

scapula up

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10
Q

depression of scapula

A

scapula down

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11
Q

during shoulder extension what happens to the scapula

A

anterior tilting

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12
Q

during shoulder flexion what happens to the scapula

A

posterior tilting

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13
Q

what nerves innervate the muscles of the shoulder girddle

A

cervical plexus and brachial plexus

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14
Q

what muscles produce actions on the scapula

A

trapezius
levator scapulae
rhomboids
serratus anterior
pectoralis minor
subclavius

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15
Q

Trapezius
Major Actions
Upper fibers
Middle fibers
Lower fibers

A

Upper fibers- elevation, upward rotation of scapula
Middle fibers - elevation, upward rotation and adduction of the scapula
Lower Fibers - depression, adduction and upward rotation of scapula

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16
Q

Levator scapulae
Major action
Assists with

A

Major action - Elevation of scapula

Assists with - downward rotation and adduction

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16
Q

Rhomboids
Major actions

A

Elevation, adduction and downward rotation of the scapula

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17
Q

Serratus Anterior
major actions

A

abduction and upward rotation of scapula

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18
Q

Pectoralis minor
major actions
minor actions

A

Major - abduction and depression of scapula
Minor - downard rotation

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19
Q

Subclavius
Major actions

A

Stabilize SC joint
Depression
Abduction of scapula

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20
Q

diarthrodial ball and socket joint that permits movement in all 3 planes

A

glenohumeral joint

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21
Q

what stabilizes the gh joint statically

A

ligaments that surround the joint capsule

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22
Q

what stabilizes the GH joint dynamically

A

skeletal muscles that cross the joint

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23
Q

restricts the end ROM for external rotaion, extension, abduction and horizontal abduction of the GH joint

A

Medial Glenohumeral Ligament

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24
Anterior aspect:Restricts end ROM for external rotation, extension, abduction and horizontal abduciton of GH joint Posterior aspect: resticts end ROM for internal rotation, flexion, adduction and horizontal adduction of the GH joint
Inferior glenohumeral ligament
25
what are the main dynamic stabilizers of the GH joint
rotator cuff muscles
26
sagittal plane movement of GH joint with ROM
Flexion (90 degrees without help from scapula and 180 with help) and extension (60 degrees)
27
frontal plane movement of GH joint with ROM
abduction (90 without scapula and 180 with scapula) and adduction (0 without scapula and 75 with scapula)
28
Transverse plane movement of GH joint with ROM
Internal rotation (90 degrees) and external rotation (90 degrees)
29
special frontal plane movement of GH joint with ROM
Horizontal abduction and horizontal adduction 180 total from having arm straight out (0-130 adduction and 45 for abduction)
30
what plexus innervates the gh joint
brachial plexus
31
Deltoid Anterior fibers Major actions
Abduction, flexion. horizontal adduction, internal rotation
32
Deltoid middle fibers major actions
abduction
33
Deltoid posterior fibers major actions
abduction extension horizontal abduction external rotation
34
Pectoralis major upper fibers major action
internal rotaion horizontal adduction
35
Pectoralis major lower fibers major actions
internal rotaion horizontal adduction adduction
36
Latissimus dorsi major actions
adduction extension internal rotation horizontal abduction
37
Teres major major actions
internal rotation adduction extension
38
Coracobrachialis major actions
flexion adduction horizontal adduction
39
Rotator cuff muscles
subscapulairs infrapinatus teres minor supraspinatus
40
subscapularis major action
internal rotaion Stabilize GH joint
41
Clinical evaluations for subscapularis injury
lift off test belly press test bear hug test
42
supraspinatus major actions
abduction stabilize GH joint
43
clinical evaluations for supraspinatus injury
jobes test (empty can)
44
infraspinatus major actions
external rotation stabilize GH joint
45
clinical evaluations for infraspinatus injury
external rotation against resistance elbow flexed to 90 degrees with arm in neutral abduction
46
Teres minor major actions
external rotation stabilize GH joint
47
clinical evaluation for teres minor injury
external rotation against resitance elbow flexed to 90 degrees with arm abduction to 90 degrees
48
biceps brachii asists with in shoulder
flexion adduction horizontal adduciton
49
triceps brachii assists with in shoulder
extension adduction horizontal abduction
50
is the ulna or radius larger more proximal
ulna
51
is the ulna or radius largor more distal
radius
52
uniaxial hinge joint that permits movement in the sagittal plane
elbow joint
53
when is bony stability reduced in the elbow
when the elbow joint is positioned in greater than 20 degrees of flexion
54
What does the ulnar collateral ligament prevent
protects against elbow valgus
55
what does the radial collateral ligament prevent
protects againts elbow varus
56
what does the annular ligament do
holds radius in place
57
uniaxial pivot joint that permits movement in the transverse plane
radioulnar joint
58
what statically stabilizes the radius and ulna
interosseous membrane
59
when is the interosseous membrane tense
during supination
60
when is the interosseous membrane relaxed
pronation
61
sagittal movement of elbow joint with ROM
Flexion (150 degrees from neutral) extension (10 degrees)
62
transvers movmemnt of radioulnar joint with ROM
supination (90 degrees) pronation (90 degrees)
63
biceps brachii major actions
elbow flexion radioulnar supination
64
Brachialis major action
elbow flexion
65
brachioradialis major action assists with
elbow flexion pronation supination
66
triceps brachii major actions
elbow extension
67
anconeus major action
elbow extension prevents impingement of the synovial membrane of the elbow joint when the elbow moves into extension
68
pronator teres major action assists with
radioulnar pronation elbow flexion
69
pronator quadratus major action
radioulnar pronation
70
supinator major actions
radioulnar supination
71
location of proximal carpals scaphoid lunate triquetrum
scaphoid - only near radius lunate - inbetween radius and ulna triquetrum - only near ulna
72
locatin of distal carpals trapezium trapezoid capitate hamate
trapezium - touches thumb trapezoid - touches index finger capitate - touches middle finger hamate - touches last 2 fingers
73
what does the carpal tunne enclose
flexor digitorum profundus and superficial tendones, median nerve
74
origins for many wrist flexors
medial epicondyle medial supracondylar ridge coronoid process
75
origins for wrist extensors
lateral epicondyle lateral supracondylar ridge
76
sagital plane movement of radiocarpal joint with ROM
flexion (80-90 degrees) extension (70-90 degrees)
77
frontal plante movement of the wrist joint with ROM
wrist abduction (radial deviation): 20 degrees wrist adduction (ulnar deviation):30 degrees
78
6 muscles that do not produce movement of the fingers around the wrist
flexor carpi radialis flexor carpi ulnaris palmaris longus extensor carpi radialis longus extensor carpi radialis breves extensor carpi ulnaris
79
flexor carpi radialis major actions assists with
wrist flexion wrist abduction elbow flexion radioulnar pronation
80
flexor carpi ulnaris major actions assist with
wrist flexion wrist adduction elbow flexion
81
palmaris lonugs major action
wrist flexion
82
extensor carpi radialis brevis major actions
wrist extension wrist abduction
83
extensor carpi radialis longus major actions
wrist extension wrist abduction
84
extensor carpi ulnaris major actions
wrist extension wrist adduction
85
flexor digitorum superficialis major action assists with
flexion of digits 2-5 wrist flexion elbow flexion
86
flexor digitorum profundus major action assits with
flexion of digits 2-5 wrist extension
87
flexor pollicis longus major action assists with
flexion of thumb wrist flexion wrist abduction
88
extensor digitorum major actions assists with
extension of digits 2-5 wrist extension elbow extension
89
extensor indicis major actions
extension of index finger (digit 2) wrist extension
90
extensor digiti minimi major actions
extension of pinky wrist extension
91
extensor pollicis longus major action assist with
extension of thumb wrist extension wrist abduction
92
extensor pollicis brevis major action assist with
extension of thumb wrist abduction wrist extension
93
abductor pollicis longus major action assists with
abduction of thumb extension of thumb wrist abduction wrist extension
94
cervical spine movemnets with ROm
flexion/extension:45 degrees each direction rotation: 60 degrees each direction lateral flexion:45 degrees each direction
95
lumbar spine movements with ROM
flexion/extension: 80 degrees flexion, 20-30 degrees extension rotation: 45 degrees each direction lateral flexion: 35 degrees each direction
96
erector spinae major actions
extension ipsilateral lateral flexion ipsilateral rotation
97
quadratus lumborum major actions
ipsilateral lateral flexion extension
98
rectus abdominus major actions
flexion of spine
99
external oblique major actions
flexion ipsilateral lateral flexion contralateral rotation
100
internal oblique major actions
flexion ipsilateral lateral flexion ipsilateral rotaion
101
iliopsoas major actions
hip flexion anterior pelvic rotation ipsilateral lateral flexion
102