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MSK anatomy > Anatomy of the Upper limb > Flashcards

Anatomy of the Upper limb Flashcards

1
Q

Deltoid innervation?

A

Axillary nerve

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2
Q

Deltoid action?

A

Posterior fibres- Shoulder extension
Middle fibres- Shoulder abduction
Anterior fibres- Shoulder flexion

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3
Q

Teres major innervation?

A

Lower subscapular nerve

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4
Q

Teres major action?

A

internal rotation of humerus

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5
Q

Muscles of rotator cuff?

A

Supraspinatous
Infraspinatous
Teres minor
Subscapularis

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6
Q

Supraspinatous innervation?

A

Subscapular nerve

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7
Q

Supraspinatous action?

A

Abduction of arm

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8
Q

Deltoid blood supply?

A

Posterior circumflex artery

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9
Q

Infraspinatous innervation?

A

suprascapular nerve

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10
Q

Infraspinatous action?

A

External rotation of arm

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11
Q

Teres minor nerve?

A

Axillary nerve

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12
Q

Teres minor action?

A

External rotation of arm

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13
Q

Subscapularis innervation?

A

subscapular nerves

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14
Q

Subscapularis action?

A

Internally rotates arm

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15
Q

Muscles of anterior compartment of the arm?

A

Biceps Brachii
Brachialis
Corobrachilais

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16
Q

Biceps blood supply?

A

Brachial artery

17
Q

Biceps innervation?

A

Musculocutaneous nerve

18
Q

Muscles of anterior compartment of the arm?

A

Biceps Brachii
Brachialis- flexion at elbow
Corobrachilais- flexion at shoulder
ALL innervated by musculocutaneous

19
Q

Biceps action?

A

Flexion at elbow

Suppination at forearm

20
Q

Muscles of the posterior compartment of the arm?

A

Triceps brachii

Anconeus

21
Q

Innervation of posterior compartment of arm?

A

Radial nerve

22
Q

Triceps action?

A

Extension of forearm

23
Q

Triceps artery?

A

Profunda brachii

24
Q

Muscles of anterior compartment of forearm action?

A

Wrist flexors

25
Q

Muscles of posterior compartment of forearm action?

A

Wrist extensors

26
Q

Muscles of posterior compartment of forearm action?

A

Wrist extensors

27
Q

Innervation of anterior forearm?

A

median nerve

28
Q

Innervation of posterior forearm?

A

Radial nerve

29
Q

Innervation of hand?

A

Ulnar, median, radial

30
Q

Blood supply to anterior forearm?

A

Ulnar artery

31
Q

Blood supply to posterior forearm?

A

Radial artery

32
Q

Blood supply to posterior forearm?

A

Radial artery

33
Q

What nerves make up the brachial plexus?

A

Anterior rami of C5-T1

  • Musculocutaneous
  • Median
  • Ulnar
  • Axillary
  • Radial

MSK anatomy (1 decks)

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