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Anatomy > Joints of Upper Limb > Flashcards

Joints of Upper Limb Flashcards

1
Q

What are the joints of the pectoral gridle

A
  • sternoclavicular joint
  • Acromioclavicular joint
  • glenohumeral joint
  • elbow joint
  • proximal radio ulnar joint
  • distal radio ulnar joint
  • wrist
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2
Q

what type of joint is the sternoclavicular joint

A

saddle type of synovial joint

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3
Q

what kind of movement does the sternoclavicular joint have

A

has a somewhat similar range of ball and socket BUT IS NOT THIS JOINT
BECAUSE it doesnt have a axial rotation

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4
Q

what part of the sternoclavicular joint allows for motion

A

the articular disk allows for hinge like fx

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5
Q

what kind of capsule is the sternoclavicular joint

A

complete capsule

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6
Q

what kind of ligaments doe the sternoclavicular joint have

A
  • anterior
  • posterior
  • interclavicular ligament
  • costoclavicular ligament
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7
Q

what degree of motion does the sternoclavicular joint have

A 
can have 15 to 45 degrees of movement 
anteriorly =15
posterioryly=15
superiorly =45
inferiorly=5
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8
Q

what supplies the sternoclavicular joint with blood

A
  • internal thoracic a.

- suprascapular a

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9
Q

what nerves supply the sternoclavicular joint

A
  • medial supraclavicular n ( medial intermediate and lateral branches )
  • nerve to subclavius
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10
Q

what type of joint is the acromioclavicular joint

A

plane type synovial

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11
Q

what kind of movement does the acromioclavicular joint have

A

gliding, foration of scapula on clavicle from the articular disc

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12
Q

what kind of capsule does the acromioclavicular joint have

A

losse joint capsule that can often disloacte in should separation

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13
Q

what ligaments does the acromioclavicular joint have

A
  • acromioclavicular
  • coracoacromia
  • coracoclavicular
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14
Q

what are the 2 heads of the coracoclavicular ligament

A
  • trapeziod

- conoid

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15
Q

what supply’s the acromioclavicular joint with blood

A
  • suprascapular a

- thoracoacromial a.

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16
Q

what nerves supply the acromioclavicular joint

A
  • lateral supraclavicular n
  • lateral pectoral n
  • axillary n
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17
Q

What type of joint is the glenohumeral joint

A

ball and socket joint

more motion and less stability

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18
Q

what kind of capsule is the glenohumeral joint

A
  • lax inferior in resting postion

- long head bicep tendon in capsule

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19
Q

what are the ligaments of the glenohumeral joint

A 
superior 
middle 
inferior 
-coracohumeral ligament 
coracoacromial arch
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20
Q

where can the ligaments of the glenohumeral joint be found

A

from glenoid fossa to anatomical neck and they reinforce the joint capsule anteriorly

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21
Q

what is the transerse humeral ligament of the glenohumeral joint

A

spans the tow tubercles and hold the long head of the biceps down

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22
Q

where can the corahumeral ligament of the glenohumeral joint be found

A

corocoid process to greater tubercle

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23
Q

where can the coracoacromial arch of the glenohumeral joint be found

A

coracoid process, acromion, coracoacromial ligament

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24
Q

what supplies the glenohumeral joint with blood

A
  • anterior circumflex humeral a
  • posterior circumflux humeral a
  • suprascapular a branches
25
Q

what supplies the glenohumeral joint with nerves

A
  • suprascapular n
  • axillary n
  • lateral pectoral n
26
Q

what are the bursae of the glenohumeral joint

A
  • subacromial
  • subdeltiod ( largest in the body)
  • subscapular
  • subcoracoid
27
Q

what type of joint is the elbow

A

hinge type joint

28
Q

what are the elbows 3 articulation sites

A
  • humero-ulnar
  • humero-radial
  • radio-ulnar ( proximal)
29
Q

what is the fibrous capsule of the elbow joint

A

this is a wak anterior and posterior capsuel that is reinforced by collateral ligaments

30
Q

What are the ligaments of the elbow joint

A
  • radial collateral
  • ulnar collateral
  • annular ligament
31
Q

what does the radial collateral ligament connect too

A

connects lateral epicondyle of humerus with radius and annular ligament

*smaller then ulnar collateral lig.

32
Q

what does the ulnar collateral ligament connnect too

A

connects the medial epicondyle of humerus with ulna

33
Q

how many bands does the ulnar collateral lig. have

A

3

  • anterior band
  • posterior band
  • oblique band
  • ** many believe that are only two anterior and posterior
34
Q

what is tommy john surgery

A

this is where they go in and recreate the elbow lig.

slide 20

35
Q

what is the carrying angle of the elbow joiont

A

around 10 to 15 degrees

36
Q

bursae of the elbow joint

A
  • subcutaneous bursa of medial epicondyle
  • subcutaneous bursa of lateral epicondyle
  • bursa of anconeus
  • bursa at origin of extensor carpi radialis brevis
  • olecranon bursae ( subtendinous, intratendinous, subcutaneous)
37
Q

what supplies the elbow with blood

A

anastomose aroudn the elbow from

  • brachial a.
  • deep brachial a.
  • ulnar a.
  • radial a.
38
Q

what are the nerve supplies to the elbow joint

A

articular branches of

  • musculocutaneous n.
  • radial n.
  • ulnar n.
39
Q

what type of joint is the proximal radio ulnar joint

A

pivot joint

40
Q

what ligament is in the proximal radio ulnar joint

A

annular ligament

41
Q

what is the blood supply to the proximal radio ulnar joint

A
  • Deep brachial a
  • Ulnar recurrent
  • *anterior
  • *posterior
42
Q

what is the nerve supply to the proximal radio ulnar joint

A

musculocutaneous n
median n.
radial n

43
Q

what type of joint is the distal radio ulnar joint

A

pivot joint

44
Q

what ligament is in the distal radio ulnar joint

A 
articular disc ( triangular ligament ) 
--which attaches to the styloid process of ulna and medial side of distal radius
45
Q

what is the blood supply of the distal radio ulnar joint

A
  • anterior interossesous a

- posterior interosseous a

46
Q

what are the nerves of the distal radio ulnar joint

A

anterior interosseous n

posterior interosseous n

47
Q

what branch is the anterior interossesous n from

A

br of median n

48
Q

what branch is the posterior interossesous n from

A

deep radial n after supinator m.

49
Q

What are the joints of the wrist

A

-radiocarpal joint

50
Q

what kind of jiont is the radiocarpal joint

A

condyloid ( ellipsoid) joint

51
Q

what articulates with the radiocarpal joint

A

the radius and articular disc of radio ulnar joint articulates with proximal row of carpal bones ( minus the pisiform)

52
Q

what are the ligaments of the radiocarpal joint

A
  • palmar radiocarpal
  • dorsal radiocarpal
  • ulnar collateral
  • radial collateral
53
Q

where is the ulnar collateral of the radiocarpal joint found

A

ulnar syloid process to pisiform and triquetrum

54
Q

where is the radial collateral of the radiocarpal joint found

A

raidla styloid process to scaphoid

55
Q

what supplies the wrist joint with blood

A

branches of the

  • dorsal carpal arch
  • palmar carpal arch
56
Q

what does the dorsal carpal arch anastomosis with

A

the dorsla carpal branches of the radial and ulnar aa.

57
Q

what does the palmar carpal arch anastomossi with

A

the palmar carpal branches of raidal and ulnar aa.

58
Q

what are the nerves of the wrist joint

A
  • anterior interosseous branch of median n.
  • posterior interosseous branch of radial n.
  • dorsal and deep branches of ulnar n.

Anatomy (18 decks)

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