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UNI > Kinesiology - arm, wrist, hand > Flashcards

Kinesiology - arm, wrist, hand Flashcards

1
Q

What are the 3 bones in the arm?

A
  • humerus
  • radius
  • ulna
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2
Q

How many joints are there in the arm?

A

5

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3
Q

List the 5 joints in the arm

A
  • elbow joint
  • radiohumeral joint
  • humeroulnar joint
  • distal radioulnar joint
  • proximal radioulnar joint
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4
Q

What type of joint are the 2 radioulnar joints?

A

pivot

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5
Q

What type of joint is the elbow joint?

A

true hinge

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6
Q

How many ligaments are there in the elbow joint?

A

3

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7
Q

List the 3 ligaments in the elbow

A
  • annular ligament
  • radial collateral ligament
  • ulnar collateral ligament
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8
Q

How many bones do we have in our hands?

A

28-30

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9
Q

What are the 3 types of bones in the hand?

A
  • phalanges
  • metacarpals
  • carpals
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10
Q

How many phalanges do we have in our fingers?

A

3

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11
Q

How many phalanges do we have in our thumb?

A

2

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12
Q

How many carpals do we have?

A

8

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13
Q

List the 8 carpals in the hand

A
  • capitate
  • hammate
  • pisiform
  • lunate
  • triquetrum
  • scaphoid
  • trapezium
  • trapezioid
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14
Q

What are the names of the 3 phalanges?

A
  • proximal phalanx
  • distal phalanx
  • mid phalanx
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15
Q

What movements does the elbow carry out?

A
  • flexion
  • extension
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16
Q

What movements does the forearm carry out?

A
  • supination
  • pronation
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17
Q

List the anterior elbow flexors

A
  • biceps brachii
  • brachialis
  • brachioradialis
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18
Q

What is the origin of the long head of the bicep brachii?

A

supraglenoid tubercle

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19
Q

What is the origin of the short head of the biceps brachii?

A

coracoid process

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20
Q

What is the insertion of the biceps brachii?

A

radial tuberosity

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21
Q

What actions does the biceps brachii carry out?

A
  • elbow flexion
  • shoulder flexion (weak)
  • supination of forearm (weak)
  • horizontal adduction (shoulder)
  • abduction (shoulder) (weak)
22
Q

What is the innervation of the biceps brachii?

A

musculocutaneous nerve

23
Q

What is the palpation of the biceps brachii?

A

anterior humerus, when elbow is flexed

24
Q

What is the origin of the brachialis?

A

distal half of anterior humerus

25
Q

What is the insertion of the brachialis?

A

coronoid process (ulna)

26
Q

What is the main action of the brachialis?

A

elbow flexion

27
Q

What is the origin of the brachioradialis?

A

distal 2/3 of lateral supercondylar ridge (humerus)

28
Q

What is the insertion of the brachioradialis?

A

styloid process (radius)

29
Q

What is the main actions of the brachioradialis?

A
  • elbow flexion
  • pronation
  • supination
30
Q

List the posterior elbow extensors

A
  • triceps brachii
  • anconeus
31
Q

What is the insertion of the triceps brachii?

A

olecranon process of ulna

32
Q

What is the origin of the long head of the triceps brachii?

A

infraglenoid tubercle

33
Q

What is the origin of the lateral head of the triceps brachii?

A

upper 1/2 of posterior humerus

34
Q

What is the origin of the medial head of the triceps brachii?

A

distal 2/3 of posterior humerus

35
Q

What is the innervation of the triceps brachii?

A

radial nerve

36
Q

What is the palpation of the triceps brachii?

A

posterior humerus, when elbow is extended

37
Q

What are the main actions of the triceps brachii?

A
  • elbow extension
  • shoulder extension (weak) (LoH)
  • horizontal abduction (shoulder) (LoH)
  • adduction (shoulder) (weak) (LoH)
38
Q

What is the origin of the anconeus?

A

posterior of lateral condyle of humerus

39
Q

What is the insertion of the anconeus?

A

posterior of olecranon process and ulna

40
Q

What are the main actions of the anconeus?

A

elbow extension

41
Q

List the pronators

A
  • pronator quadratus
  • pronator teres
  • brachioradialis
42
Q

List the supinators

A
  • supinator
  • brachioradialis
  • biceps brachii
43
Q

List the muscles that carry out flexion

A
  • biceps brachii
  • brachialis
  • brachioradialis
44
Q

List the muscles that carry out extension

A
  • triceps brachii
  • anconeus
45
Q

List the muscles that carry out pronation

A
  • pronator quadratus
  • pronator teres
  • brachioradialis (supination to neutral)
46
Q

List the muscles that carry out abduction

A
  • supinator
  • brachioradialis (pronation to neutral)
  • biceps brachii (pronation to neutral)
47
Q

What is the 1 injury we need to know?

A

tennis elbow

48
Q

What is tennis elbow?

A

lateral epicondylitis - inflammation of the bone

49
Q

What is the mechanism of tennis elbow?

A
  • faulty technique
  • overtraining of the wrist extensors
50
Q

What is the presentation of tennis elbow?

A
  • pain on the lateral epicondyle of the elbow
  • tender and swollen
51
Q

What is the management of tennis elbow?

A
  • RICE
  • NSAIDs
  • ice massage
  • correct technique
52
Q

What is the complications of tennis elbow?

A
  • prognosis
  • sometimes not always addressed

UNI (18 decks)

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