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BMS246 ANATOMY > THE SHOULDER REGION, ANTERIOR AND POSTERIOR CHEST WALL > Flashcards

THE SHOULDER REGION, ANTERIOR AND POSTERIOR CHEST WALL Flashcards

1
Q

THE UPPER LIMB IS ATTACHED TO THE ………………………….. WALL MAINLY BY ……………………..
THE ONLY BONY ………………………. BETWEEN THE UPPER LIMB AND THE ……………….. IS VIA THE …………………….
AS A CONSEQUENCE THE UPPER LIMB IS HIGHLY …………………

A 
THORACIC
MUSCLE
ATTACHMENT
TRUNK
CLAVICLE
MOBILE
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2
Q

THE NERVES THAT SUPPLY THE UPPER LIMB ARISE FROM WHERE

A

C5 C6 C7 C8 T1

THE ROOTS FORM A PLEXUS (AXILLA) AND GIVE RISE TO A NUMBER OF NAMED NERVES

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3
Q

WHAT IS THE BLOOD SUPPLY TO THE ARM

A

THE BRANCH TO THE ARM IS THE SUBCLAVIAN ARTERY
THIS CHANGES TO AXILLARY ARTERY AT THE LEVEL OF RIB 1
THIS CHANGES TO BRACHIAL ARTERY AT THE BORDER OF TERES MAJOR

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4
Q

WHAT ARE THE MAIN MOVEMENTS OF THE SHOULDER JOINT

A 
FLEXION 
EXTENSION
ABDUCTION
ADDUCTION
ROTATION
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5
Q

WHAT ARE THE MAIN MOVEMENTS OF THE SCAPULA

A 
ELEVATION
DEPRESSION 
PROTRACTION
RETRACTION
ROTATION
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6
Q

WHAT IS THE GLENOHUMERAL JOINT

A

ALSO KNOWN AS THE SHOULDER JOINT

ARTICULATION OF THE HUMERUS WHICH THE GLENOID FOSSA OF THE CLAVICLE

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7
Q

WHY IS THE RANGE OF MOVEMENT SO LARGE IN THE SHOULDER JOINT

A

THE HEAD OF THE HUMERUS IS A LOT LARGER THAT THE CAVITY

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8
Q

WHAT IS THE COST OF A LARGE RANGE OF MOVEMENT

A

INSTABILITY

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9
Q

WHAT IS A FEATURE OF THE GLENOID CAVITY THAT ATTEMPTS TO REDUCE THE AMOUNT OF INSTABILITY

A

LABRUM

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10
Q

WHAT KIND OF JOINT IS THE SHOULDER JOINT

A

BALL AND SOCKET

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11
Q

WHAT OTHER FEATURES OF THE SHOULDER JOINT INCREASE STABILITY

A

ROTATOR CUFF MUSCLES
LIGAMENTS
BICEPS TENDON

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12
Q

WHAT ARE THE MUSCLES OF THE ROTATOR CUFF

A

SUBSCAPULARIS
INFRASPINATOUS
TERES MINOR
SUPRASPINATOUS

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13
Q

WHAT IS THE JOINT BETWEEN THE CLAVICLE AND THE SHOULDER BLADE

A

ACROMIOCLAVICULAR JOINT

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14
Q

WHERE DOES THE SUBSCAPULARIS SIT

A

IN THE SUBSCAPULAR FOSSA

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15
Q

WHERE DOES THE CORACOID PROCESS SIT

A

JUST UNDER THE CLAVICLE

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16
Q

WHAT ARE THE SUPRA AND INFRA GLENOID TUBERCLES

A

ROUGHENINGS IMMEDIATELY ABOVE AND BELOW THE GLENOID FOSSA WHERE MUSCLE ATTACHMENTS FORM

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17
Q

WHAT MUSCLE ATTACHES ON THE SUPRAGLENOID TUBERCLE

A

LONG HEAD OF THE BICEPS BRACHII

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18
Q

WHAT MUCLES ATTACHES ON THE INFRAGLENOID TUBERCLE

A

LONG HEAD OF THE TRICEPTS BRACHII

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19
Q

WHAT ARE THE DEFINING FEATURES OF THE POSTERIOR SURFACE OF THE SCAPULA

A

THE SPINOUS PROCESS
SUPRASPINOUS FOSSA
INFRASPINOUS FOSSA

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20
Q

WHERE IS THE CLAVICLE

A

EXTENDS BETWEEN THE MANUBRIUM OF THE STERNUM AND ACROMION OF THE CALVICLE

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21
Q

WHAT SHAPE IS THE CLAVICLE

A

S SHAPE

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22
Q

WHAT SIZE FACET DOES THE STERNAL END OF THE CLAVICLE HAVE

A

A LARGE FACET FOR ARTICULATION WITH THE MANUBRIUM

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23
Q

WHAT SIZE FACET DOES THE LATERAL END OF THE CLAVICLE HAVE

A

SMALL FACET FOR ARTICULATION WITH ACROMION

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24
Q

WHAT DEPRESSIONS OR FEATURES MAY YOU SEE ON THE CLAVILCE

A

STERNAL END - DEPRESSION OF THE COSTOCLAVICULAR LIGAMENT

ACORMIAL END - TUBERCLE FOR CORONOID LIGAMENT - TRAPEZOID LINE FOR TRAPEZOID LIGAMENT

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25
Q

PROXIMALLY WHERE DOES THE HUMERUS ARTICULATE

A

WITH THE GLENOID FOSSA

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26
Q

DISTALLY WHERE DOES THE HUMERUS ARTICULATE

A

HEAD OF THE RADIUS AND TROCHLEA NOTCH OF THE ULNA

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27
Q

WHAT FEATURES OF THE HUMERUS TELL YOU IT IS THE PROXIMAL END

A 
HEAD
ANATOMICAL NECK
SURGICAL NECK
GREATER AND LESSER TUBUBERCLES
INTRATUBERCULAR SULCUS
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28
Q

WHAT MUSCLES ATTACH TO THE GREATER TUBERCLE

A

3/4 OF THE ROTATOR CUFF MUSCLES
SUPRASPINATOUS
INFRASPINATOUS
TERES MINOR

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29
Q

WHERE DOES THE 4TH ROTATOR CUFF MUCLES INSERT

A

LESSER TUBERCLE OF THE HUMERUS

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30
Q

WHAT MUSCLES SIT ON THE LIPS OF THE INTERTUBERCULAR GROOVE

A

PECTORALIS MAJOR
LATISSIMUS DORSI
TERES MAJOR

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31
Q

WHERE DO THE DELTOIDS ORIGINATE

A

THE LATERAL 1/3 OF THE CLAVICLE

THE ACROMION

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32
Q

WHERE DO THE DELTOIDS INSERT

A

THE DELTOID TUBEROSITY OF THE HUMERUS

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33
Q

WHAT IS THE INNERVATION OF THE DELTOIDS

A

AXILLARY

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34
Q

WHERE DOES THE TERES MAJOR ORIGINATE

A

THE INFERIOR BORDER OF THE SCAPULA

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35
Q

WHERE DOES TERES MAJOR INSERT

A

MEDIAL LIP OF THE INTERTUBERCULAR GROOVE OF THE HUMERUS

36
Q

WHAT IS THE INNERVATION OF TERES MAJOR

A

SUBSCAPULAR NERVE

37
Q

WHAT IS THE ORIGIN OF SUPRASPINATUS

A

SUPRASPINOUS FOSSA

38
Q

WHAT IS THE INSERTION OF SUPRASPINATUS

A

AS A ROTATOR CUFF MUSCLE, IT INSERTS INTO THE GREATER TUBERCLE OF THE HUMERUS

39
Q

WHAT IS THE INNERVATION OF SUPRASPINATUS

A

SUPRASCAPULAR NERVE

40
Q

WHAT ACTION DOES SUPRASPINATUS HAVE

A

ADDUCTION 0-15 DEGREES (AND ASSISTS DETOLD 15-90)

41
Q

WHAT IS THE INSERTION OF INFRASPINATOUS

A

AS A ROTATOR CUFF MUCLE IT INSERTS INTO THE GREATER TUBERCLE OF THE HUMERUS

42
Q

WHAT IS THE ORIGIN OF INFRASPINATOUS

A

INFRASPINOUS FOSSA

43
Q

WHAT IS THE ACTION OF INFRASPINATOUS

A

LATERALLY ROTATES THE ARM

44
Q

WHAT IS THE INNERVATION OF INFRASPINATOUS

A

SUPRASCAPULAR NERVE

45
Q

WHAT IS THE ORIGIN OF SUBSCAPULARIS

A

SUBSCAPULAR FOSSA

46
Q

WHAT IS THE INSERTION OF SUBSCAPULARIS

A

LESSER TUBERCLE OF THE HUMERUS

47
Q

WHAT IS THE INNERVATION OF SUBSCAPULARIS

A

SUBSCAPULAR

48
Q

WHAT IS THE ACTION OF SUBSCAPULARIS

A

MEDIAL ROTATION

49
Q

WHAT IS THE ORIGIN OF TERES MINOR

A

LATERAL SCAPULAR BORDER

50
Q

WHAT IS THE INSERTION OF TERES MINOR

A

GREATER TUBERCLES OF HUMERUS

51
Q

WHAT IS THE ACTION OF TERES MINOR

A

LATERAL ROTATION

52
Q

WHAT IS THE INNERVATION OF TERES MINOR

53
Q

WHAT ARE CONSIDERED THE MORE SUPERFICIAL BACK MUSCLES

A

TRAPEZIUS

LATISSIMUS DORSI

54
Q

WHAT ARE CONSIDERED THE DEEPER MUSCLES OF THE BACK

A

LEVATOR SCAPULAE

RHOMBOIDS (MAJOR AND MINOR)

55
Q

WHAT IS THE ORIGIN OF THE TRAPEZIUS MUSCLES

A

THE TRAPEZIUS ARE MADE UP OF UPPER MIDDLE AND LOWER FIBRES.

ORIGINATES FROM BASE OF SKULL AND FROM DOWN TO T12

56
Q

WHAT ARE THE TRAPEZIUS MUSCLES INNERVATED BY

A

THE ACCESSORY NERVE

57
Q

WHAT IS THE ACTION OF THE TRAPEZIUS MUSCLES

A

UPPER FIBRES - ELEVATION /DEPRESSION
MIDDLE FIBRES - PROTRACTION/RETRACTIONS
LOW FIBRES - DEPRESSION/ PULLING ON SCAPULA

58
Q

WHAT IS THE ORIGIN OF THE LATISSIMUS DORSI

A

BROAD ORIGIN - THORACOCOLUMBAR FASCIA, ILIAC CREST, T7-T12

59
Q

WHAT IS THE INSERTION OF THE LATS

A

INTERTUBERCULAR GROOVE

60
Q

WHAT ARE THE ACTIONS OF THE LATS

A

EXTENSION, ADDUCTION, MEDIAL ROTATION

61
Q

WHAT IS THE INNERVATION OF THE LATS

A

THORACODORSAL NERVE

62
Q

WHAT IS THE ORIGIN OR LEVATOR SCAPULAE

63
Q

WHAT IS THE INSERTION OF LEVATOR SCAPULAE

A

MEDIAL BORDER OF THE SCAPULA

64
Q

WHAT IS THE INNERVATION OF LEVATOR SCAPULAE

A

DORSAL SCAPULAR NERVE

65
Q

WHAT IS THE ACTION OF LEVATOR SCAPULAE

66
Q

WHAT IS THE ORIGIN OF RHOMBOID MAJOR

67
Q

WHAT IS THE INSERTION OF RHOMBOID MAJOR

A

MEDIAL BORDER OF THE SCAPULA

68
Q

WHAT IS THE INNERVATION OF THE RHOMBOID MAJOR

A

DORSAL SCAPULAR NERVE

69
Q

WHAT IS THE ACTION OF THE RHOMBOID MAJOR

A

RETRACTS AND ROTATES SCAPULA

70
Q

WHAT IS THE ORIGIN OF RHOMBOID MINOR

71
Q

WHAT IS THE INSERTION OF THE RHOMBOID MINOR

A

MEDIAL SCAPULA AT THE LEVEL OF THE SPINE

72
Q

WHAT IS THE INNERVATION OF THE RHOMBOID MINOR

A

DORSAL SCAPULAR NERVE

73
Q

WHAT IS THE ACTION OF THE RHOMBOID MINOR

A

RETRACTS AND ROTATES SCAPULA

74
Q

THE PECTORALIS ……………………. IS THE MOST SUPERFICIAL ………………….. IN THE PECTORAL REGION. IT IS A LARGE ………….. SHAPE AND IS COMPOSED OF A ………………… HEAD AND A CLAVICULAR HEAD

A

MAJOR
MUSCLE
FAN
STERNAL

75
Q

WHERE DOES THE PECTORALIS MAJOR ORIGINATE

A

CLAVICULAR HEAD: MEDIAL CLAVICLE

STERNOCOSTAL HEAD: STERNUM, SUPERIOR SIX COSTAL CARTILAGE, APONEUROSIS OF THE EXTERNAL OBLIQUES

76
Q

WHERE DOES THE PECTORALIS MAJOR INSERT

A

INTERTUBERCULAR SULCUS

77
Q

WHAT ACTION DOES THE PECTORALIS MAJOR HAVE

A

ADDUCTS AND MEDIALLY ROTATES ARM

CLAVICULAR HEAD ALSO HELP TO FLEX UPPER LIMB

78
Q

WHAT INNERVATES THE PECTORALIS MAJOR

A

LATERAL AND MEDIAL PECTORAL NERVES

79
Q

WHERE DOES THE PECTORALIS MINOR ORIGINATE

80
Q

WHERE DOES THE PECTORALIS MINOR INSERT

A

CORACOID PROCESS OF SCAPULA

81
Q

WHAT ACTION DOES THE PECTORALIS MINOR DO

A

STABILISES SCAPULA

82
Q

WHAT IS THE PECTORALIS MINOR INNERVATED BY

A

MEDIAL PECTORAL NERVE

83
Q

WHERE DOES THE SERRATUS ANTERIOR ORIGINATE

A

LATERAL ASPECTS OF RIBS 1-8

84
Q

WHERE DOES THE SERRATUS ANTERIOR INSERT

A

MEDIAL BORDER OF SCAPULA

85
Q

WHAT ACTION DOES THE SERRATUS ANTERIOR DO

A

ROTATES SCAPULA, STABILISES SCAPULA AGAINST RIBSCAGE AND HELPS ARM LIFTING OVER 90 DEGREES

86
Q

WHAT IS THE INNERVATION OF THE SERRATUS ANTERIOR

A

LONG THORACIC NERVE

87
Q

IF THE LONG THORACIC NERVE IS DAMAGED, WHAT CAN OCCUR

A

WINGED SCAPULA

BMS246 ANATOMY (10 decks)

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