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Movement Science > Exam 1 > Flashcards

Exam 1 Flashcards

(60 cards)

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1
Q

GH abduction/adduction occurs around what axis

A

anteroposterior

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2
Q

GH flexion/extension occurs around what axis

A

mediolateral

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3
Q

GH internal/external rotation occurs around what axis

A

vertical

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4
Q

Arthrokinematics for GH abduction

A

head of humerus rolls superior and slides inferior

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5
Q

Arthrokinematcis for GH flexion

A

spin: superior aspect of humerus moves anteriorly

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6
Q

Arthrokinematcis for GH internal rotation

A

head of humerus rolls anterior and slides posterior

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7
Q

closed packed position for GH joint

A

full abduction and external rotation

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8
Q

loose packed position for GH joint

A

45 degrees of abduction

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9
Q

Arthrokinematcis for elevation at SC joint

A

convex clavicle rolls superior and slides inferior on the concave sternum

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10
Q

which axis does elevation/depression occur in at the SC joint

A

anteroposterior

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11
Q

which axis does protraction/retraction occur at the SC joint

A

vertical

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12
Q

which axis does anterior/posterior rotation occur at the SC joint

A

mediolateral

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13
Q

Arthrokinematcis for protraction at SC joint

A

concave clavicle rolls and slides anterior

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14
Q

Arthrokinematcis for retraction at SC joint

A

concave clavicle rolls and slides posterior

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15
Q

Arthrokinematcis for anterior rotation at SC joint

A

superior aspect of clavicle will face more anterior

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16
Q

Arthrokinematcis for posterior rotation at SC joint

A

superior aspect of clavicle will face more posterior

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17
Q

close packed position for SC joint

A

maximal posterior rotation (think about have shoulder flexed)

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18
Q

how many DOF at AC joint

A

6

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19
Q

upward/downward rotation at AC joint occurs around what axis

A

anteroposterior

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20
Q

internal/external rotation at the AC joint occurs around what axis

A

vertical (this type of movement goes along with protraction at SC joint)

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21
Q

close packed for AC joint

A

90 degrees of shoulder abduction

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22
Q

elevation and depression at the ST joint occurs around what axis

A

vertical (this is a linear movement)

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23
Q

movements involved in ST elevation

A

SC joint elevation

AC joint downward rotation

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24
Q

upward/downward rotation at the ST joint occurs around what axis

A

anteroposterior

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25
movements involved in ST upward rotation
SC joint elevation | AC joint upward rotation
26
is upward rotation or elevation at the ST joint an angular movement
upward rotation is an angular movement
27
protraction at the ST joint is accomplished by
SC joint protraction | AC joint internal rotation
28
Arthrokinematcis for HU joint flexion
concave ulna rolls and slides anterior
29
Arthrokinematcis for HU joint extension
concave ulna rolls and slides posterior
30
close packed position for HU joint
full extension
31
loose packed position for HU joint
flexed to 70 degrees
32
Arthrokinematcis for HR joint flexion
roll and slide anterior (same as for HU joint)
33
Arthrokinematcis for HR joint extension
roll and slide posterior (same as for HU joint)
34
closed packed for HR joint
flexed at 90 degrees
35
loose packed for HR joint
fully extended (no muscles activated)
36
what is the articulation at the proximal radioulnar joint
-concave radius with humerus
37
what is the articulation at the distal radioulnar joint
-concave radius and convex ulna
38
at the PROXIMAL radioulnar joint what are the arthrokinematics for supination
radius will spin laterally
39
at the PROXIMAL radioulnar joint what are the arthrokinematics for pronation
radius will spin medially
40
at the DISTAL radioulnar joint what are the arthrokinematics for supination
radius rolls and slides dorsal
41
at the DISTAL radioulnar joint what are the arthrokinematics for pronation
radius rolls and slides ventral
42
radioulnar motion is primarily limited where
at the distal articulation
43
when are pronators the strongest?
when you are supinated
44
bicpes brachii is a good supinator when in_______
elbow flexion
45
brachioradialis is a good supinator when in what_____
pronation
46
when is the supinator the strongest?
when pronated
47
can be biceps produce supination when extended?
No bc of a parallel PMA
48
how many DOF at the radiocarpal joint
2
49
arthrokinematics for flexion at the radiocarpal joint
proximal carpal row is rolling ventrally and sliding dorsally (bc the convex proximal carpal row is moving on the concave radius)
50
arthrokinematics for radiocarpal extension
proximal carpal row rolls dorsally and slides ventrally
51
arthrokinematics for radial deviation
proximal carpal row rolls radially and slides ulnarly
52
arthrokinematics for ulnar deviation
proximal carpal row rolls ulnarly and slides radially
53
how many DOF for midcarpal joint
2
54
What is the axis of rotation for both the radiocarpal and the midcarpal joint
the capitate bone
55
arthrokinematics for flexion at the midcarpal joint
distal carpal row rolls ventrally and slides dorsally
56
arthrokinematics for extension and the midcarpal joint
distal carpal row rolls dorsally and slides ventrally
57
arthrokinematics for radial deviation at the midcarpal joint
distal carpal row rolls radially and slides ulnarly
58
arthrokinematics for ulnar deviation
distal carpal row rolls ulnarly and slides radially
59
closed packed at the RC and MC joints
full extension or fully radial deviation
60
loose packed at the RC and MC joints
anatomical position

Movement Science (2 decks)

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