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Netters Upper Limb > Upper limb > Flashcards

Upper limb Flashcards

1
Q

What are the bones the make up the axial skeleton?

A

Skull, vertebral column, ribs, and sternum

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2
Q

What does the appendicular skeleton include?

A

Bones of the upper and lower limbs

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3
Q

What divides the anterior and posterior compartments of the arm?

A

Medial and lateral intermuscular septum

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4
Q

What is the function of the anterior compartment of the arm?

A

To flex the arm and forearm and supinate the hand

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5
Q

What is the anterior compartment of the arm innervated by?

A

The musculocutaneous nerve

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6
Q

What is the anterior compartment of the arm supplied from?

A

Branches of brachial artery

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7
Q

What is the function of the posterior compartment of the arm?

A

Extend forearm

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8
Q

What is the posterior compartment of the arm innervated by?

A

The radial nerve

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9
Q

What supplies the posterior compartment of the arm?

A

The deep brachial artery

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10
Q

What muscles are included in the anterior compartment of the arm?

A

Biceps brachii, brachialis, coracobrachialis

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11
Q

What muscles of the posterior compartment of the arm contain?

A

Triceps brachii

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12
Q

What movements does the radiocarpal joint allow for?

A

Flexion, extension, abduction, and adduction of the hand

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13
Q

What movements do the proximal and distal radioulnar joints allow for?

A

Pronation and supination

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14
Q

What is the function of the anterior compartment of the forearm?

A

Flex wrist and digits, pronate the hand, flex thumb, abduct and adduct the hand

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15
Q

What nerve innervates the anterior compartment of the forearm

A

All muscles are innervated by the median nerve except for the flexor carpi ulnaris and the ulnar/medial half of the flexor digitorium profundus which are innervated by the ulnar nerve

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16
Q

What supplies the anterior compartment of the forearm

A

Radial and ulnar arteries

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17
Q

What is the function of the posterior compartment of the forearm?

A

Extend wrist and digits, supinate hand,extend and abduct the thumb

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18
Q

What are the posterior compartment of the forearm innervated by?

A

The radial nerve

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19
Q

What is the posterior compartment of the forearm supplied by?

A

The radial and ulnar arteries

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20
Q

What movement occurs at the metacarpophalangeal joints.

A

Flexion and extension, abduction and adductions

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21
Q

What movements do the carpometacarpal joints do?

A

They are relative immovable

22
Q

What movements occur at the scapulothoracic joint?

A

Elevation and depression. Protraction and retraction. Upward and downward rotation.

23
Q

What is the motion of the supraspinatus?

A

Initiates and assists with abducting of the arm

24
Q

Which nerve innervated the supraspinatus?

A

The suprascapular nerve

25
Q

What motions occur at infraspinatus?

A

External rotation, abduction and adduction

26
Q

What movements occur at subscapularis?

A

Internal rotation

27
Q

What nerve innervates the infraspinatus?

A

The suprascapular nerve

28
Q

What nerve innervates the subscapularis?

A

The upper and lower subscapular nerve

29
Q

What movements do the teres minor do?

A

External rotation and adduction

30
Q

What nerve innervates the teres minor?

A

The axillary nerve

31
Q

What is the difference between intrinsic and extrinsic muscle of the hand?

A

An intrinsic muscles of the hand is one that has both of its attachments in the hand. The extrinsic muscles of the hand has one of its attachments outside of the hand in the forearm

32
Q

What is the layer, function, and innervation of the abductor pollicis breves.

A

Superficial, abducts thumb, median nerve

33
Q

What is the layer, function, and innervation of the flexor pollicis brevis?

A

Superficial, flexes thumb, median nerve

34
Q

What is layer, function, and innervation of the opponens pollicis?

A

Superficial, opposes thumb, median nerve

35
Q

What is the layer, function, and innervation of lumbrical (1-2 lateral)?

A

Superficial, flexes MP joint, extends IP joint, median nerve

36
Q

What is layer, function, and innervation of abductor digiti minimi?

A

Superficial, abducts little finger, and ulnar

37
Q

What is layer, function, and innervation of the flexor digiti minimi?

A

Superficial, flexes little finger, and ulnar nerve

38
Q

What is layer, function, and innervation of opines digiti minimi?

A

Superficial, opposes little finger, ulnar nerve

39
Q

What is the layer, function, and innervation of the adductor pollicis?

A

Superficial, adduct thumb, ulnar nerve

40
Q

What is layer, function, and innervation of the palmar interossei?

A

Deep, adduct fingers, flexes MP and extends IP joints, ulnar nerve

41
Q

What is the layer, function, and innervation of the dorsal interossei?

A

Deep, abduct fingers, flexes MP and extends IP joints, ulnar nerve

42
Q

Describe fibrous joints (synarthroses)

Where is it found?

A

They permit little or no movement and consist of two bones joined by dense connective tissue.
Represented predominantly by structures of the skull.

43
Q

What are cartilaginous joints (amphiarthroses)?

Where are they found?

A

They permit slight amount of movement and consist of two bones joined by fibrocartilaginous disks between the articular surfaces.

Represented by sternocostal joints, intervertebral joints, and symphysis pubis.

44
Q

What are synovial joints (diarthroses)? Where are they found?

A

They permit greatest degree of movement and consist of two bones separated by a narrow cavity and associated ligaments.
Represented by major joints of upper and lower limbs.

45
Q

What movements do the glenohumeral joint allow for?

A

Adduction, abduction, flexion, extension, circumduction, medial and lateral rotation

46
Q

Where are the extrinsic ligaments located?

A

Located outside of articular capsule

47
Q

Where are the intrinsic ligaments located?

A

They are fused to or incorporated into the wall of the capsule.

48
Q

What are ligaments called that are located inside of the capsule?

A

Intracapsular

49
Q

What movements occur at the sternoclavicular and acromio clavicular joints?

A

Gliding motion

50
Q

What is the artery that breaks off from the subclavian into the neck?

A

Thyrocervical trunk

51
Q

What Arteries bypass between branches of the thyrocervical trunk and subscapular artery?

A

Suprascapular artery, transverse cervical, dorsal scapular, and circumflex artery

Netters Upper Limb (21 decks)

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