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Kinesiology Exam 2 > UE > Flashcards

UE Flashcards

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1
Q

force couple that upwardly rotates the scapula
(3 muscles)

A

upper trapezius, lower trapezius, serratus anterior

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2
Q

force couple that downwardly rotates the scapula
(3 muscles)

A

rhomboids, levator scapula, pectoralis minor

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3
Q

what angle does the scapula lie in relation to the frontal plane? scapular angle

A

30 degrees

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4
Q

3 muscles attach to the coracoid process

A

coracobrachialis, short head of bicep brachii, pectoralis minor

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5
Q

what are the TRUE joints of the shoulder girdle

A

acromioclavicular, sternoclavicular

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6
Q

4 rotator cuff muscles

A

S upraspinatus
I nfraspinatus
T eres minor
S ubscapularis

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7
Q

3 muscles attach to the greater tubercle

A

supraspinatus, infraspinatus, teres minor

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8
Q

muscle that attach to the lesser tubercle

A

subscapularis

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9
Q

muscles that retract the scapula

A

trapezius, rhomboids

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10
Q

muscles that protract the scapula

A

serratus anterior, pectoralis minor

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11
Q

muscles that depress the scapula

A

pectoralis minor, lower trapezius

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12
Q

muscles that elevate the scapula

A

upper trap, levator scapula, rhomboids

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13
Q

muscles that laterally/ externally rotate the shoulder

A

infraspinatus, teres minor, posterior deltoid

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14
Q

muscles that medially/internally rotate the shoulder

A

anterior deltoid, latissimus dorsi, teres major, subscapularis, pectoralis major

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15
Q

muscles that abduct the shoulder

A

deltoid, supraspinatus

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16
Q

muscle that flex the shoulder

A

anterior deltoid, bicep brachii long head, pectoralis major (clavicular fibers), coracobrachialis

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17
Q

muscles that extend the shoulder

A

posterior deltoid, latissimus dorsi, teres major, tricep brachi long head, pectoralis major (sternal fibers)

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18
Q

muscles that horizontally abduct the shoulder

A

posterior deltoid, infraspinatus, teres minor

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19
Q

muscles that horizontally adduct the shoulder

A

pectoralis major, anterior deltoid

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20
Q

3 main muscles that flex the elbow

A

bicep brachii, brachialis, brachioradialis

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21
Q

muscles that extend the elbow

A

tricep brachii, anconeus

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22
Q

muscles that supinate the forearm

A

bicep brachii, supinator

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23
Q

muscles that pronate the forearm

A

pronator teres, pronator quadratus

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24
Q

muscles of the thenar eminence

A

flexor pollicis brevis
abductor pollicis brevis
opponens pollicis

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25
Muscles of hypothenar eminence
flexor digiti minimi abductor digiti minimi opponens digiti minimi
26
Proximal carpal bones
scaphoid lunate triquetrum pisiform
27
Distal carpal bones
trapezium trapezoid capitate hamate
28
Flexion/extension of the thumb occurs in what plane of motion?
frontal
29
Abduction/adduction of the thumb occurs in what plane of motion?
sagittal
30
What muscle attaches to the palmar aponeurosis?
palmaris longus
31
What muscles radially deviate (abduct) the wrist?
extensor carpi radialis longus, flexor carpi radialis
32
What muscles ulnarly deviate (adduct) the wrist?
extensor carpi ulnaris, flexor carpi ulnaris
33
What nerve travels through the carpal tunnel?
median nerve
34
What digit articulates with the trapezium?
1st metacarpal (thumb)
35
What ligament holds the head of the radius in place?
annular
36
What bone must a muscle attach to in order to perform pronation or supination of the forearm?
radius
37
What group of forearm muscles attach to the medial epicondyle?
flexors
38
What group or forearm muscles attach to the lateral epicondyle?
extensors
39
Muscles innervated by the axillary nerve
deltoid, teres minor
40
Muscles innervated by the musculocutaneous nerve
coracobrachialis, biceps brachii, brachialis
41
Muscles innervated by the radial nerve
triceps brachii supinator anconeus abductor pollicis longus wrist/finger/thumb extensors (ECRL, ECRB, ECU, ED, EPL, EPB, EI)
42
Muscles innervated by the median nerve
pronator teres pronator quadratus wrist/finger flexors on radial side (FDS, FCR, PL, FPL, part of FDP)
43
Muscles innervated by the ulnar nerve
FCU part of FDP interossei 3rd and 4th lumbricals Hypothenar eminence (FDM, ADM, OM) adductor pollicis
44
5 branches of the brachial plexus
musculocutaneous radial ulnar median axillary
45
What is the functional position of the hand/wrist?
wrist slightly extended (35 degrees), fingers slightly flexed, thumb abducted
46
What muscle runs between the acromion and the head of the humerus.
supraspinatus
47
What type of joint is the thumb CMC?
saddle (2 degrees of flexion + accessory movement of opposition)
48
What type of joint is the thumb MCP?
uniaxial hinge
49
What type of joints are the MCP of the 4 fingers?
biaxial condyloid
50
What type of joints are all the IP joints?
uniaxial hinge
51
What type of joint is the radiocarpal joint?
biaxial condyloid
52
What joint is located between the two rows of carpal bones?
midcarpal joint
53
What arthrokinematic movements occur with radial/ulnar deviation
roll and glide
54
what angle does the scapula lie in relation to the frontal plane
30 degrees
55
bones involved in the shoulder girdle
sternum, clavicle, scapula
56
2:1 ratio of glenohumeral to scapular motion during shoulder elevation is
scapulohumeral rhythm
57
a joint that contains an interarticular disc, is a biaxial joint and is very stable.
the glenohumeral joint
58
lateral rotators of the shoulder joint include
teres minor, infraspinatus, posterior deltoid
59
which muscle act as a force couple in abducting the shoulder
deltoid, supraspinatus
60
muscle that performs shoulder extension, adduction, medial rot, hyperextension
latissimus dorsi
61
the action of the rotator cuff muscles is to
hold the head of the humerus within the glenoid fossa during osteokinematic movements of the shoulder
62
muscles that flex the elbow
bicep, brachialis, brachioradialis
63
the elbow joint is which type of joint
hinge
64
the angle formed btwn the long axis of the humerus and forearm during elbow extension is
carrying angle
65
ligament that surrounds the head of the radius and holds the radius against the ulna
annular ligament
66
triceps muscles attaches:
infraglenoid tubercle, posterior humerus to olecranon
67
muscle that attaches form distal half of humerus to coronoid process and ulnar tuberosity of the ulna
brachialis
68
for a muscle to act in supination or pronation on the forearm, it should attach to which bone
radius
69
elbow flexion and extension occurs in the ---------- plane around a --------- axis
sagittal, frontal
70
end feel for humeroulnar joint (elbow) flexion is
soft
71
the proximal row of carpal bones glide ------ during flexion
dorsal
72
which type of joint is the rapdiocarpal joint (wrist)
biaxial condyloid
73
during flexion and extension of the wrist, the flexor carpi ulnaris and the extensor carpi ulnaris act as
antagonist
74
wrist motion that allows the GREATEST ROM
ulnar deviation
75
carpal bone that articulates with the thumb
trapezium
76
along with the radial carpal joint, what other joint makes up the wrist
midcarpal joint
77
the ligament that limits extension of the wrist
palmar radiocarpal
78
the forearm muscles in general CAN attach to
medial and lateral epicondyles interosseous membrane radius of ulna lateral supracondylar ridge
79
muscle that attaches from medial epicondyle to base of second and third metacarpals
flexor carpi radialis
80
the prime mover for finger adduction is
palmar interossei
81
the purpose of the retinaculum at the wrist is
to hold the extrinsic tendons close to the wrist
82
muscle that attaches from he upper 3/4 of the ulna. to the distal phalanx of the 4 fingers
flexor digitorum profundus
83
muscle attaches from the tendons of the flexor. digitorum profundus muscle to the tendons of the extensor digitorum muscle
lumbricals
84
greatest available grip strength is found in which wrist position
neutral
85
muscle that attaches from medial epicondyle to psiform and base of fifth metacarpal
flexor carpi ulnaris
86
muscles that originate in the forearm (proximal to the wrist) and exert influence on finger or thumb motion are termed
extrinsic muscles
87
thenar muscles
FAO- "pollicis brevis
88
HYPO-thenar muscles
FAO- "digiti minimi
89
whats on the carpal tunnel
mediane nerve, flexor pollicis longus, flexor digitorum profundus tendon, flexor digitorum superficilis tendon
90
extrinsic vs intrinsic muscles
extrinsic muscles are the muscles that generate at the forearm, and instrinsic muscles at the wrist.
91
what is scapulohumeral rhythm
the relationship of movement btwn the shoulder girdle and the shoulder joint. -First 30 degrees at glenohumeral joint, after initial abduction , 2 degrees of shoulder abduction must be accompanied by 1 degree of scapular upward rotation. (2:1)
92
prehension pattern
positioning of thumb and fingers to grasp, seize and hold objects.
93
axis and plane of thumb for flx/ext
frontal plane- sagittal axis
94
types of grips
power grip (hammer), precision grip, cylindrical (thumb opposition), spherical, side to side (cigarrate), etc
95
what makes up the anatomical snuff box
(AEE) Abductor pollicis longus Extensor pollicis brevis Extensor pollicis longus
96
Muscles innervated by the flocutaneous nerve
coracobrachialis, biceps brachii, brachialis
97
5 primary branches of nerves
musculocutaneous, axillary, radial, median, and ulnar nerves.
98
long thoracic nerve innervation
The long thoracic nerves solely innervates the serratus anterior muscle
99
joints btwn acromion and head of humerus
bursae, bicep tendon, joint capsule, supraspinatus
100
structure that transforms the carpal bones into a tunnel
transverse carpal ligament
101
carpal bones- proximal row
scaphoid, lunate, triquetrum, psiform
102
carpal bones- distal row
trapezium, trapezoid, capitate, hamate

Kinesiology Exam 2 (1 decks)

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