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Anatomy Test Three Material > Upper Limb > Flashcards

Upper Limb Flashcards

1
Q

What are the three joints of the upper limb?

A

Glenohumeral, elbow, and wrist

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2
Q

What are the three upper limb areas of transition?

A

Axilla, cubital fossa, and carpel tunnel

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3
Q

What bones make up the shoulder?

A

Scapula, humerus, and clavicle

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4
Q

What bone makes up the arm?

A

Humerus

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5
Q

What bone makes up the forearm?

A

Ulna and radius

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6
Q

What bones make up the hand?

A

Carpals, metacarpals, and phalanges

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7
Q

What are the two superficial structures of the upper limb?

A

Cutaneous nerves and superficial veins

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8
Q

The cutaneous nerves of the upper limb are a branch of what?

A

Branches of brachial plexus deep to deep fascia

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9
Q

What are the 4 major superficial veins of the upper limb?

A

Cephalic v., basilic v., median cubital v., dorsal venous arch

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10
Q

The cephalic vein drains what?

A

Posterior/lateral aspect of UL

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11
Q

The cephalic vein runs where?

A

In deltopectoral groove and pierces deep fascia

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12
Q

The basilic vein drains what?

A

Anterior/medial aspect of UL

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13
Q

The basilic vein pierces what?

A

Deep fascia of arm

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14
Q

The median cubital vein connects what?

A

Cephalic and basilic vv.

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15
Q

The median cubital vein is located where?

A

In cubital fossa

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16
Q

What is the IV vein for venipuncture?

A

Median cubital, but can also be the dorsal venous arch of the hand

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17
Q

The dorsal venous arch of the hand drains what?

A

Drains superficial dorsal vv. of the hand

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18
Q

The dorsal venous arch of the hand is a tributary to what?

A

Both cephalic and basilic vv.

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19
Q

Deep fascia of the arm is equal to what?

A

Brachial fascia

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20
Q

What divides the arm into anterior and posterior compartments?

A

The deep fascia of the arm

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21
Q

Is the posterior compartment of the arm for extension or flexion?

A

Extension

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22
Q

Is the anterior compartment of the arm for extension or flexion?

A

Flexion

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23
Q

The anterior compartment of the arm contains what three muscles?

A

Biceps brachii, coracobrachialis and brachialis mm.

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24
Q

The anterior compartment of the arm contains what three motor neurons?

A

Musculocutaneous, median and ulnar nn.

25
Q

What are the two cutaneous nerves of the anterior compartment of the arm?

A

Medial brachial and medial antibrachial cutaneous nn. which serve the skin of medial arm and forearm

26
Q

What is the action of the biceps brachii m.?

A

Flexes and supinates forearm (slight arm flexion)

27
Q

What supplies biceps brachii m.?

A

Musculocutaneous n. and brachial vessels

28
Q

What is the action of the coracobrachialis m.?

A

Flexes the arm

29
Q

What supplies the coracobrachialis m.?

A

Musculocutaneous n. and brachial vessels

30
Q

What is the action of the brachialis m.?

A

Flexes forearm

31
Q

What supplies the brachialis m.?

A

Radial and musculocutaneous nn. and brachial vessels

32
Q

What muscle is contained in the posterior compartment of the arm?

A

Triceps brachii m.

33
Q

What nerve and artery are located in the posterior compartment of the arm?

A

Contains radial n. and deep brachial a.

34
Q

What is the action of the triceps brachii m.?

A

Extends forearm

35
Q

What supplies the triceps brachii m.?

A

Radial n. and deep brachial vessels

36
Q

Deep brachial artery is also called what?

A

Profunda brachii

37
Q

Forearm flexors are to the ______ of the cubital fossa?

A

Medial

38
Q

Forearm extensors are to the ______ of the cubital fossa?

A

Lateral

39
Q

What muscles contract to pronate the wrist?

A

Pronator terres and pronator quadratus mm.

40
Q

What muscles contract to supinate the wrist?

A

Supinator and biceps brachii mm.

41
Q

Which nerve passes posterior to the medial epicondyle of the humerus?

A

Ulnar n.

42
Q

What passes beneath the cubital fossa?

A

Biceps tendon, brachial artery, and median nerve

43
Q

What passes through the carpal tunnel?

A

Median nerve, long flexor, and tendons of digits

44
Q

What artery passes dorsally around the wrist to enter the hand posteriorly?

A

Radial artery

45
Q

What are the three layers of the anterior compartment of the forearm?

A

Superficial (4), intermediate (1), and deep (3)

46
Q

What are the associated functions of the anterior compartment of the forearm?

A

Wrist movements, flexion of digits and thumb, and pronation

47
Q

The nerves of the anterior forearm come from what spinal cord levels?

A

C6, C7, C8, T1

48
Q

What are the two layers of the posterior compartment of the forearm?

A

Superficial (7), and deep (5)

49
Q

What are the associated movements of the posterior compartment of the forearm?

A

Movement of the wrist, extension of the fingers and thumb, and supination

50
Q

What spinal cord levels supply the posterior compartment of the forearm?

A

Radial nerve (C5, C6, C7, C8)

51
Q

What is the neurovasculature of the upper limb?

A

Musculocutaneous n., median n., ulnar n., and radial n.

52
Q

The musculocutaneous n. passes through what muscle of the arm?

A

Pierces coracobrachialis m.

53
Q

What does the musculocutaneous n. supply?

A

Supplies all of biceps brachii & medial part of brachialis m.

54
Q

What does the median n. of the upper limb supply?

A

Supplies most mm. of anterior forearm

55
Q

What nerve when hit makes the “funny bone” feeling?

A

Ulnar n.

56
Q

What does the ulnar n. supply?

A

Medial forearm (with ulnar a.), medial hand and deepest mm. of hand

57
Q

The radial n. supplies what?

A

Supplies all of triceps brachii, lateral part of brachialis m., skin on back of hand, and mm. of posterior forearm

58
Q

The brachial a. is a direct extension of what?

A

Axillary a.

59
Q

The brachial a. splits into what in the cubital fossa?

A

Radial and ulnar aa.

Anatomy Test Three Material (12 decks)

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