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ANT 1001 Lecture > Upper Limbs > Flashcards

Upper Limbs Flashcards

1
Q

Directly opens to the base of the neck
Major structure pass from the neck to the arm through the ___

A

Axilla

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2
Q

Major arteries and nerves pass through this area
Muscles cross and attach.

A

Cubital Fossa

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3
Q

Gateway to the palm of the hand.
Tendons, blood vessles, nerves all pass through this area.

A

Carpal Tunnel

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4
Q

What are the 3 function of the upper limbs?

A
  1. position hand (highly mobile)
  2. Hand as mechanical tool (grip & manipulation)
    3.Has as sensory tool (discriminate objects, SENSORY)
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5
Q

Adduction/Abduction

A
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6
Q

Protraction/Retraction

A
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7
Q

Flexion/Extension

A
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8
Q

Medial/lateral rotation

A
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9
Q

Circumduction

A
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10
Q

Pronation/suponation

A
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11
Q

The bone that connects the clavicle to the humerus.

A

Scapula

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12
Q

Bone attaching sternum to scapula. Only bone attaching arm to body

A

Clavicle

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13
Q

Bone of upper limb

A

Hummerus

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14
Q

Bone in forearm medial.

A

Ulna

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15
Q

Bone in forarm. Lateral

A

Radius

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16
Q

wrist, 8 bones

A

Carpals

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17
Q

Palm, 5 bones

A

metacarpals

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18
Q

Fingers

A

Phalanges

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19
Q

Anterior arm acts as a _____?

A

Flexor, bring arm forearm up to elbow

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20
Q

Poster arm acts as an ___?

A

Extensor, extends straight at elbow

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21
Q

Anterior forearm acts as an?

A

Flexor at the wrist, brings hand up to ward body

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22
Q

Posterior forearm acts as a?

A

Extensor, helps open fingers & extend wrist

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23
Q

Muscles solely in hand (both orgin & insertion) allow for fine & controlled movements.

Thenar eminence

A

Intrinsic muscles of Hands

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24
Q

Bundle of nerves in the upper right in clavicle, scapula, first rib, and into axial

A

Brachial Plexus

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25
Q

What are the 5 root levels of which the brachial plexus originates from. Anterior rami

A

C5, C6, C7, C8, T1

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26
Q

Cord of brachial plexus that runs lateral to axillary artery

A

Lateral Cord

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27
Q

Cord of brachial plexus that runs posterior to axillary artery

A

Posterior cord

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28
Q

Cord of brachial plexus that runs medial to axillary artery

A

medial cord

29
Q

What are the 5 terminal branches of the brachial plexus?

A

-Musulocutaneous nerve
-Meidan nerve
-Radial nerve
-Axillary nerve
-Ulnar nerve

30
Q

Innervates anterior arm compartments; FLEXORS

A

Musulocutaneous nerve

31
Q

Innervates anterior FORearm compartments; FLEXORS. (wrist, theynar muscles)

A

Median nerve

32
Q

Innervates posterior aspect of arm top to bottom. EXTENSOR

A

Radial nerve

33
Q

What nerve damage results in no ability to extend arm?

A

Radial nerve damage

34
Q

What never innervates upper arm, deltoid?

A

Axillary never

35
Q

What nerve innervates all intrinsic muscles of hand BESIDES theynar muscle group

A

Ulnar nerve

36
Q

The axillary nerve is underneadth & wraps around the surgical neck of the _____

A

Hummerus

37
Q

Damage to the hummers can result in damage to what nerve?

A

The axillary nerve

38
Q

Radial nerve runs through the midline o the ____

A

Midline of the hummerus

39
Q

Fracture at the midline of the humerus can result in damage to what nerve?

A

Radial nerve

40
Q

Ulnar nerve comes down the medial side of the medial _____ of the hummerus (funny bone in elbow)

A

Medial epicondyle of hummerus

41
Q

Damage to the funny bone= damage to what nerve?

A

Damage to ulnar nerve

42
Q

Shoulder muscle, attaches to clavicle & scapula, and hummerus.

A

Deltoid

43
Q

What innervates the deltoid and what movement?

A

Innervation= axillary nerve
Flexion= adduct shoulder

44
Q

Muscle that attaches to humerus, clavicle head, and sternocostal head.

A

Pectoralis major

45
Q

What movement of pectorals major?

A

Flexion, adduction & medial rotation of the humerus.

46
Q

Muscles attaches to ribs 3,4,5 & corroniid process of scapula

A

Pectoralis minor

47
Q

What movement of pectoralis minor?

A

Flex= depress coronoid process; ie bring scapula down.

48
Q

Artery that comes out over rib 1 and turns into axillary artery

A

Subclavian artery

49
Q

What part of axillary artery is beneath pec minor

A

Part 2

50
Q

What part of axillary artery comes out from under pec minor?

A

Part 3

51
Q

What artery does the axillary artery turn into after part 3

A

Brachial artery; down humerus.

52
Q

What musculature makes up the brachium (upper arm) ?

A

Biceps, brachialis, triceps

53
Q

Anterior muscle of upper arm, flex & supination of elbow.

A

Biceps

54
Q

What nerve would be damaged if biceps not working?

A

Musculocutaneous nerve (Anterior arm!!)

55
Q

Muscle that attaches on the hummers and ulna. Flexes hand

A

Brachialis

56
Q

Muscle on posterior of arm. Extensor.

A

Triceps

57
Q

What nerve would be damaged if triceps not working?

A

Radial nerve

58
Q

Vein running medially in the brachium, penetrates deep fascia

A

Basilic vein

59
Q

Vein running laterally in the brachium, more superficial

A

Cephalic Vein

60
Q

BIG vein in brachium

A

Median Cubital Vein

61
Q

Very superficial tendon, comes off biceps and passes out medially across brachial artery/median nerve

A

Bicipital Aponeurosis

62
Q

What two arteries does the brachial artery break into at the cubital fossa?

A

Ulnar artery (runs medially), radial artery (run laterally)

63
Q

Nerve under cubital fossa

A

Median nerve

64
Q

Nerve that passes through cubital fossa and goes posterior to innervate posterior extensors

A

Radial nerve

65
Q

Nerve that innervates everything anterior in hand, goes into carpal tunnel and exits on the other side (palm)

A

Median nerve

66
Q

Nerve that does not go into carpal tunnel, innervates the forearm instead

A

Ulnar nerve

67
Q

What tendon goes over the carpals to close the tunnel?

A

Flexor retinaculum

68
Q

What would happen if you cut the median nerve at carpal tunnel?

A

All downstream mobility is severed, loos mobility of rest of hand.

69
Q

Artery int he anatomical snuffbox (by thumb on wrist)

A

Radial artery

ANT 1001 Lecture (16 decks)

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