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Anatomy and Radiology - Test 1 > Upper Limb - Overview and Joints > Flashcards

Upper Limb - Overview and Joints Flashcards

1
Q

Main functions of shoulder and elbow regions

A

Position and stabilize the hand

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2
Q

Upper limb characterized by

A

mobility and ability to grasp and manipulate

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3
Q

Scapulothrocic joint is a

A

Fascial plane

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4
Q

Movements of scapulothoracic joint

A 
Retraction 
Protraction 
Elevation 
Depression 
Rotation
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5
Q

Trapezius contributes to all motions but _____ of scapulothoracic joint

A

Protraction and inferior rotation

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6
Q

Superior rotation of scapula

A

Trapezius and serratus anterior

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7
Q

Inferior rotation of scapuula

A

Rhomboids and lattisimus

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8
Q

Only bony articulation of upper limb with trunk

A

Sternoclavicular joint

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9
Q

Anterior sternoclavicular ligament

A

Anterior reinforcement

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10
Q

Posterior sternoclavlicular ligament

A

Posteior

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11
Q

Interclavicular ligament

A

Limits depression

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12
Q

Costoclavicular ligament

A

Limits elevation

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13
Q

Articular disc of sternoclavicular ligament

A

Divides joint cavity and increases mobility

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14
Q

Stability of sternoclavicular joint

A

Very stable

Clavicle fracture more common

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15
Q

Which part of clavicle elevated during fracture?

A

Medial portion because of sternocleidomastoid pulling up on it
Lateral end depressed by weight of shoulder

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16
Q

Acromioclavicular joint stabilizes

A

Movement during superior and inferior rotation of scapula

17
Q

Acromioclavicular ligament

A

Part of the joint capsule

18
Q

Ligaments of AC

A

Acromioclavicular ligament

Coracoclavicular ligament

19
Q

Shoulder separation

A

Acromion pushed inforior and medial to clavicle

One or both of AC joint ligaments torn

20
Q

Glenohumeral ligaments

A

Thickenings of the joint capsule located on superior and anterior sides

21
Q

Biceps brachii tendon

A

Passes through GH joint and stabilizes

Prevents superior displacement

22
Q

Rotator cuff muscles

A

Surround the GH joint all but inferior

23
Q

Coracoacromial ligament

A

Prevents superior displacement of head of humerous

24
Q

Glenoid labrum

A

Cartilaginous ring surrounding the glenoid fossa that deepns it

25
Q

Bursa

A

Synovial lined bags between tendon/bone and muscle that allow movement of structures against each other

26
Q

Axillary recess

A

Allows joint capsule to open and strech during abduction

Located inferior to joint

27
Q

GH dislocation

A

Normally inferior
Protruding acromion
Closed reduction and immobilization…surgery

28
Q

Elbow joint allows

A

Flexion and extension at elbow

29
Q

Thickenings of elbow joint

A

Radial and ulnar collateral ligaments

30
Q

Proximoradioulnar joint

A

Allows for pronation and supination of the forearm

31
Q

Annular ligament

A

Holds head of radius in place against the ulna

32
Q

Which stays still during supination?

A

Ulna

33
Q

Middle radioulnar joint

A

Interosseus joint

Fibrous joint stabilizing movement of radius on ulna

34
Q

Distal radioulnar joint

A

Synovial joint between head of ulna and ulnda notch of radius

35
Q

Nursemaids elbow

A

Subluxation of head of raidus
Tears the annular ligament
Radius slips out of socket
Supinate forearm while elbow is flexed

36
Q

Ligaments stregnthening radiocarpal joint

A

Ulnar and radial collateral ligaments

Palmar and dorsal radiocarpal ligaments

37
Q

Which doesn’t articulate with bones of hand, ulna or radius?

A

Ulna

38
Q

MCP and IP joints also strengthened by

A

Collateral ligaments

39
Q

Colles fracture

A

Fracture of distal radius with dorsal displacement
Dinner fork deformity
Fall from an outstretched hand
Women over 50

Anatomy and Radiology - Test 1 (21 decks)

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