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Kinesiology > Unit 5 Lecture 2 > Flashcards

Unit 5 Lecture 2 Flashcards

1
Q

What three joints articulate in the region of the elbow?

A

Humeroulnar, humeroradial, and proximal radioulnar

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2
Q

What type of joint is the humeroulnar?

A

Hinge joint

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3
Q

What type of joint is the huneroradial?

A

Gliding joint

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4
Q

What type of joint is the proximal radioulnar?

A

Pivot joint

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5
Q

What movement does the proximal radioulnar joint do?

A

Supination

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6
Q

What ligaments are in the elbow?

A

Radial and ulnar collateral, and annular ligament

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7
Q

What does the annular ligament encircle?

A

Encircles the radial head and bind to ulna

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8
Q

What ligament do throwers often injury in their elbow?

A

Ulnar collateral ligament

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9
Q

When is injury of the ulnar collateral ligament prevalent?

A

Side arm pitching

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10
Q

What is Tommy John’s surgery?

A

Ulnar collateral ligament reconstruction

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11
Q

What is the anterior muscles of the elbow and radioulnar joints?

A

Biceps brachii, brachial is, brachioradialis, pronator teres, and pronator quadratus

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12
Q

What is the posterior muscles of the elbow and radioulnar joints

A

Triceps brachii, anconeus, and supinator

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13
Q

Origin and insertion of biceps brachii?

A

Origin: scapula

Insertion: radius

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14
Q

Actions of the biceps brachii?

A

Shoulder flexion, elbow extension, radioulnar supination

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15
Q

Brachialis origin and insertion

A

Origin: humerus

Insertion: ulna

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16
Q

Action of brachialis

A

Elbow flexion

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17
Q

Origin and insertion of brachioradialis

A

Origin: humerus

Insertion: radius

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18
Q

Action of brachioradialis

A

Elbow flexion

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19
Q

Pronator teres origin and insertion

A

Origin: humerus and ulna

Insertion: radius

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20
Q

Action of pronator teres

A

Pronates radioulnar joint

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21
Q

Pronator quadratus origin and insertion

A

Origin: distal ulna

Insertion: distal radius

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22
Q

Action of pronator quadratus

A

Prime mover of radioulnar joint pronation

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23
Q

Triceps brachii origin and insertion

A

Origin: scapula and humerus

Insertion: ulna

24
Q

Actions of triceps brachii

A

Prime mover of elbow extension, and stabilizes shoulder and shoulder adduction

25
Q

Anconeus origin and insertion

A

Origin: lateral epicondyle of humerus

Insertion: ulna

26
Q

Actions of anconeus

A

Synergistic of triceps in elbow extension

27
Q

Supinator origin and insertion

A

Origin: humerus

Insertion: radius

28
Q

Action of supinator

A

Prime mover of radioulnar supination

29
Q

Flexor carpi radialis origin and insertion

A

Origin: medial epicondyle if humerus

Insertion: lateral side of hand

30
Q

Actions of flexor carpi radialis

A

Wrist flexion and radial deviation

31
Q

What tendon is used to guide for taking the pulse at the wrist?

A

Flexor carpi radialis

32
Q

Palmaris longus origin and insertion

A

Origin: palm

Insertion: wrist flexion

33
Q

What percent of the population is missing the palmaris longus?

A

14%

34
Q

Flexor carpi ulnaris origin and insertion

A

Origin: medial epicondyle of humerus

Insertion: lateral carpals

35
Q

Actions of flexor carpi ulnaris

A

Wrist flexion and ulnar deviation

36
Q

What is also known as Golfer’s Elbow?

A

Medial epiconlyitis

37
Q

Why does golfers elbow happen?

A

Repetitive stress injury to tendons of wrist flexor/pronator muscles on medial epicondyle

38
Q

Flexor digitorum superficial origin and insertion

A

Origin: medial epicondyle of humerus, radius

Insertion: fingers 2-5

39
Q

Actions of flexor digitorum superficials

A

Wrist and finger flexion

40
Q

Flexor digitorum profundus origin and insertion

A

Origin: ulna

Insertion: fingers 2-5

41
Q

Actions of the flexor digitorum profundus

A

Wrist and finger flexion

42
Q

The flexor digitorum profundus is the only muscle that can flex what?

A

Only muscle that can flex the distal interphalangeal joints

43
Q

Extensor carpi ulnaris origin and insertion

A

Origin: lateral epicondyle of humerus

Insertion: lateral hand

44
Q

Actions of the extensor carpi ulnaris

A

Wrist extension and ulnar deviation

45
Q

Extensor digitorum origin and insertion

A

Origin: lateral epicondyle of humerus

Insertion: fingers 2-5

46
Q

Actions of extensor digitorum

A

Wrist and finger extension

47
Q

What is the muscle also known as tennis elbow?

A

Lateral epicondylitis

48
Q

Why does tennis elbow happen?

A

Repetitive stress injury to tendons of wrist extensor/supinator muscles

49
Q

Why do forearm fractures occur?

A

Falling on outstretched hand

50
Q

What usually fractures in forearm fractures

A

Both ulna and radius

51
Q

Why is immobilization of the elbow important in forearm fractures?

A

To reduce movement at fracture site

52
Q

What is Colles fracture?

A

Fracture of the distal radius

53
Q

What is the common term of Colle’s fracture?

A

Broken wrist

54
Q

How common is Colle’s fracture?

A

1 out of 10 fractures, very common in the US

55
Q

Why does carpal tunnel syndrome occur?

A

Median nerve is swollen and irritated from excessive movement of the flexor tendons.

56
Q

What position causes carpal tunnel syndrome?

A

Wrist extension

57
Q

What other things cause carpal tunnel?

A

Cold temperature and when vibration is present

Kinesiology (5 decks)

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