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Muscles > Joints of the Upper Limb > Flashcards

Joints of the Upper Limb Flashcards

1
Q

Shoulder Joint Type

A

Synovial, polyaxial, ball and socket

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2
Q

Articular Surface of Shoulder Joint

A
  • head of humerus

- glenoid cavity of the scapula

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3
Q

Capsule of shoulder Joint

A
  • attached to the margins of the glenoid cavity outside the labrum glenoidale
  • laterally it’s attached to the anatomical neck of the humerus, except inferiorly where it extends about 1 cm to the shaft
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4
Q

Synovial membrane of the shoulder joint

A

It lines the structures inside the capsule of the shoulder joint except the articular cartilage
-forms a tubular sheath around the long head of biceps tendon

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5
Q

Ligaments related to the shoulder joint

A
  • false ligaments (glenohumeral)

- true ligaments ( coracohumeral ligament, transverse humeral ligament)

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6
Q

Muscles responsible for the flexion of the shoulder joint

A
  • Pectoralis major
  • Coracobrachialis
  • Anterior fibres of deltoid
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7
Q

Muscles responsible for the extension of the shoulder joint

A
  • teres major
  • lattisimus dorsi
  • posterior fibres of the deltoid
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8
Q

Muscles responsible for the abduction of the shoulder joint

A
  • Supraspinatus
  • Middle fibres of deltoid
  • Trapezius and serratus anterior
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9
Q

Muscles responsible for the adduction of the shoulder joint

A
  • pectoralis major
  • teres major
  • lattisimus dorsi
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10
Q

Muscles responsible for the medial rotation of the shoulder joint

A
  • pectoralis major
  • lattisimus
  • teres major
  • subscapularis
  • anterior fibres of deltoid
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11
Q

Muscles responsible for the lateral rotation of the shoulder joint

A
  • posterior fibres of deltoid
  • infraspinatus
  • teres minor
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12
Q

Nerve supply of shoulder joint

A
  • subscapular nerve
  • axillary nerve
  • musculocutaneous nerve
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13
Q

Type of elbow joint

A

Synovial, uniaxial, hinge

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14
Q

Articular surfaces of elbow joint

A
  • humeroulnar part: between trochlea and trochlear notch

- humeroradial part: between capitulum and upper surface or the head of the radius

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15
Q

Capsule of Elbow Joint

A
  • attached to the margins of the articular parts of bones

- attached inferiorly to the annular ligament; becomes continuous with the superior radioulnar joint

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16
Q

Synovial Membrane of Elbow Joint

A
  • lines all structure inside the capsule of the elbow joint except the articular surfaces
  • continuous inferiorly with the membrane of the superior radioulnar joint
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17
Q

Ligaments related to Elbow Joint

A
  • ulnar collateral (medial)

- radial collateral (lateral)

18
Q

Flexion of Elbow joint is done by

A
  • brachialis
  • biceps brachii
  • brachioradialis
19
Q

Extension of Elbow joint is done by

A
  • triceps

- anconeus

20
Q

Nerve Supply of Elbow Joint

A
  • musculocutaneous
  • radial
  • ulnar
  • median
21
Q

Type of Superior Radioulnar joint

A

synovial, uniaxial, pivot

22
Q

Capsule of Superior Radioulnar joint

A

attached to the margins of the articular parts

23
Q

Articular Surfaces of Superior Radioulnar joint

A

Radial notch of ulna and annular ligament

Circumference of head of radius

24
Q

Ligaments attached to Superior Radioulnar joint

A
  • annular ligament

- quadrate ligament

25
Q

Movement of Superior Radioulnar joint

A

Supination

pronation

26
Q

Supination of Superior Radioulnar joint is done by

A

biceps brachii

supinator

27
Q

Pronation of Superior Radioulnar joint is done by

A

pronator teres

pronator quadratus

28
Q

Type of middle radioulnar joint

A

fibrous

29
Q

Type of inferior radioulnar joint

A

uniaxial, pivot, synovial

30
Q

Articular Surface of inferior radioulnar joint

A

head of ulna and ulnar notch of radius

31
Q

Movements of inferior radioulnar joint

A

supination and pronation

32
Q

Type of wrist joint

A

Synovial, biaxial, ellipsoid

33
Q

Capsular of wrist joint

A

attached to the margins of the articular parts of the bones

34
Q

Synovial membrane

A

-lines all structure inside the capsule of the elbow joint except the articular surfaces

35
Q

Ligaments attached to wrist joint

A
  • ulnar collateral (medial)
  • radial collateral (lateral)
  • palmar radiocarpal
  • dorsal radiocarpal
  • palmar ulnocarpal
36
Q

Movement of wrist joint

A

flexion
extension
adduction
abduction

37
Q

Flexion of wrist joint is done by

A

flexor carpi radialis
flexor carpi ulnaris
palmaris longus

38
Q

Extension of the wrist is done by

A

extensor carpi radialis longus and brevis

extensor carpi ulnaris

39
Q

Adduction of the wrist is done by

A

flexor carpi ulnaris

extensor carpi ulnaris

40
Q

Abduction of the wrist is done by

A

flexor carpi radialis

extensor carpi radialis longus and brevis

Muscles (9 decks)

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