Upper Limb Flashcards

1
Q

Proximal

A

close to the origin (thorax)

Shoulder is proximal to elbow

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2
Q

Distal

A

farther away from origin

Elbow is distal to the shoulder

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3
Q

Lateral

A

farther from the midline

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4
Q

Medial

A

closer to the midline

The radius is lateral to the ulna, which is medial

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5
Q

Anterior (Ventral)

A

refers to pectoral surface of body

Cubital fossa and pal are anterior

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6
Q

Posterior (Dorsal)

A

Olecranon process and dorsum of hand are posterior

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7
Q

Superior and inferior used to describe

A

scapula and clavicle

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8
Q

Clavicle

A

Only bony attachment of the upper limb to the thorax

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9
Q

Scapula

A

Bridge between clavicle and humerus

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10
Q

Humerus

A

Arm

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11
Q

Radius

A

Lateral forearm

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12
Q

Ulna

A

Medial forearm

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13
Q

Carpals

A

Wrist

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14
Q

Carpal Bones from Proximal

A

Scaphoid
Lunate
Triquetrum
Pisiform

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15
Q

Carpal Bones from Distal

A

Trapezium
Trapezoid
Capitate
Hamate

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16
Q

Phalanges of thumb

A

Missing the middle phalanx

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17
Q

Elevation of the upper limb

A

first 30 degrees of elevation of upper limb can occur without movement of scapula
Fully elevating arm requires abduction at glenohumeral joint and scapular rotation

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18
Q

When arm is fully elevated (180 degrees of abduction)

A

120 degrees occurs at the glenohumeral joint and 60 degrees from scppular rotation

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19
Q

Sternoclavicular Joint

A
Saddle joint (morphology)
Ball and Socket (functional) 
Only bony articulation btw upper limb and thorax
20
Q

Acromioclavicular Joint

A

Plane synovial joint

21
Q

Ligaments of the acromioclavicular joint

A

Acromioclavicular
Coracoclavicular
Coracoacromial

22
Q

Movements of the scapula with acromioclavicular joint

A

Elevation/Depression
Protraction/Retraction
Rotation

23
Q

Glenohumeral Joint

A

Ball and socket joint

24
Q

Ligaments of the glenohumeral joint

A

Glenohumeral ligaments (sup, middle, inf)
Coracohumeral ligament
Transverse humeral ligament
Coracoacromial ligament

25
Movements of the glenohumeral joint
Medial/lateral rotation Abudction/Adduction Flexion/Extension
26
Elbow Joints
Three joints with a single joint capsule
27
Humero-ulnar joint
Hinge joint
28
Ligaments of humero-ulnar joint
Anterior, posterior and transverse (oblique) ulnar collateral ligaments
29
Movements of humero-ulnar joint
Flexion/Extension
30
Humero-radial joint
``` Ball and socket joint (morphological) Hinge joint (functional) ```
31
Humero-radial joint ligaments
radial collateral ligaments
32
Humero-radial movements
flexion/extension
33
Proximal radio-ulnar joint
pivot joint
34
Proximal radio-ulnar joint ligaments
annular ligament - ties the head of the radius to the ulna
35
Movements of the proximal radio-ulnar ligament
Rotation associated with pronation and supination
36
Distal Radio-ulnar joint
pivot joint
37
Ligaments of the distal radio-ulnar joint
interosseous membrane | dorsal and palmar radioulnar ligaments
38
Movements of the distal radio-ulnar joint
rotation associated with pronation and supination
39
Radio-carpal joint
condyloid synovial joint btw radius and scaphoid + lunate
40
Ulna and carpals
Ulna does NOT contact the carpals directly | It is separated from the carpals by an articular disc
41
Ligaments of the radiocarpal joint
Radial and ulnar carpal collateral ligaments | Dorsal and palmar radiocarpal ligaments
42
Movements of the radiocarpal joint
Flexion/extension | Abduction/adduction (larger ROM in adduction)
43
Intercarpal joints | Type and Movement
Plane joints | Sliding
44
Carpometacarpal Joints | Type and movement
Plane joints | Sliding
45
Metacarpophalangeal Joint | Type and movement
Condyloid joints except the 1st MCP joint Flexion/Extension Abduction/Adduction
46
Trapeziometacarpal Joint | Type and mvoement
Saddle joint Flexion/Extension Abduction/Adduction Opposition
47
Interphalangeal Joints
Hinge joint | Flexion/Extension