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ACMT > Muscles For Final Palpation > Flashcards

Muscles For Final Palpation Flashcards

1
Q

Pectoralis Major - Innervation

A

UPPER FIBRES: Lateral pectoral nerve
LOWER FIBRES: Lateral and medial pectoral nerves

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2
Q

Pectoralis Major - Origin

A

Medial 1/2 clavicle
Sternum
Cartilage of ribs 1-6

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3
Q

Pectoralis major - Insertion

A

Crest of greater tubercle of humerus

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4
Q

Pectoralis Major - Actions

A

ALL FIBRES:
ADDUCT the shoulder at the glenohumeral joint
MEDIALLY ROTATE the shoulder at the glenohumeral joint
Assist to ELEVATE the thorax during forced inhalation (with the arm fixed)

UPPER FIBRES:
FLEX the shoulder at the glenohumeral joint
HORIZONTALLY ADDUCT the shoulder at the glenohumeral joint

LOWER FIBRES:
EXTEND the shoulder at the glenohumeral joint

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5
Q

Quadratus Lumborum - Innervation

A

Lumbar plexus T12, L1, 2, 3

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6
Q

Quadratus Lumborum - Origin

A

Posterior iliac crest

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7
Q

Quadratus Lumborum - Insertion

A

Last rib
Transverse processes of L1-4

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8
Q

Quadratus Lumborum - Actions

A

UNILATERALLY:
LATERALLY TILT (ELEVATE) the pelvis
LATERALLY FLEX the vertebral column to the SAME SIDE

BILATERALLY:
Assist to EXTEND the vertebral column
FIX the last rib during forced inhalation and exhalation
TILT the pelvis anteriorly

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9
Q

Tibialis Anterior - innervation

A

Deep fibular nerve, L4, L5, S1

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10
Q

Gastrocnemius - innervation

A

Tibial nerve, S1, S2

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11
Q

gastrocnemius - actions

A

PLANTAR FLEX the ankle at the talocrural joint

FLEX the knee at the tibiofemoral joint

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12
Q

gastrocnemius - origin

A

condyles of the femur (posterior surface)

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13
Q

gastrocnemius - insertion

A

calcaneus via calcaneal tendon

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14
Q

tibialis anterior - actions

A

DORSIFLEX the ankle at the talocrural joint
INVERT the foot at the subtalar joint

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15
Q

tibialis anterior - origin

A

lateral condyle of the tibia
proximal lateral surface of the tibia
interosseous membrane

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16
Q

tibialis anterior - insertion

A

medial cuneiform
base of the 1st metatarsal

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17
Q

Semitendinosus - Origin

A

Ischial tuberosity

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17
Q

Semitendinosus - Insertion

A

Proximal, medial shaft of the tibia at the pes anserinus tendon

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18
Q

Semitendinosus - Actions

A

FLEX the tibiofemoral joint
MEDIALLY ROTATE the flexed tibiofemoral joint
EXTEND the coxal joint
Assist to MEDIALLY ROTATE the coxal joint

Bilaterally:
TILT the pelvis posteriorly

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19
Q

Semitendinosus - Innervation

A

Sciatic nerve ( tibial branch )

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20
Q

Rectus Femoris - Origin

A

Anterior inferior iliac spine (AIIS)

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21
Q

Rectus Femoris - Insertion

A

Tibial tuberosity via the patella and patellar ligament

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22
Q

Rectus Femoris - Actions

A

EXTEND the knee at the tibiofemoral joint
FLEX the hip at the coxal joint

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23
Q

Rectus Femoris - Innervation

A

Femoral nerve

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24
Q

Biceps Femoris - Innervation

A

Sciatic nerve: Long head (tibial branch), Short head (fibular branch)

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25
Q

Biceps Femoris - Origin

A

Long head: Ischial tuberosity
Short head: lateral lip of the linea aspera

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26
Q

Biceps Femoris - Insertion

A

Head of the fibula

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27
Q

Biceps Femoris - Actions

A

FLEX the knee at the tibiofemoral joint
LATERALLY ROTATE the flexed tibiofemoral joint

Long Head:
EXTEND the hip at the coxal joint
assist to LATERALLY ROTATE the coxal joint

Bilaterally:
TILT the pelvis posteriorly

28
Q

Gluteus Maximus - Innervation

A

Inferior Gluteal Nerve

29
Q

Gluteus Maximus - Origin

A

Coccyx
Edge of sacrum
Posterior iliac crest
Sacrotuberous and sacroiliac ligaments

30
Q

Gluteus Maximus - Insertion

A

Upper fibers: iliotibial tract

Lower fibers: gluteal tuberosity

31
Q

Gluteus Maximus - Actions

A

All fibres:
EXTEND the coxal joint
LATERALLY ROTATE the coxal joint
ABDUCT the coxal joint

Lower fibres:
ADDUCT the coxal joint

32
Q

Gluteus Medius - Innervation

A

Superior Gluteal Nerve

33
Q

Gluteus Medius - Origin

A

Gluteal surface of ilium
Between posterior and anterior gluteal lines
just below the iliac crest

34
Q

Gluteus Medius - Insertion

A

Lateral aspect of the greater trochanter

35
Q

Gluteus Medius - Actions

A

All:
ABDUCT the coxal joint

Anterior fibres:
FLEX & MEDIALLY ROTATE the coxal joint

Posterior fibres:
EXTEND & LATERALLY ROTATE the coxal joint

36
Q

Supraspinatus - Innervation

A

Suprascapular nerve

37
Q

Supraspinatus - origin

A

Supraspinous fossa of the scapula

38
Q

Supraspinatus - Insertion

A

Greater tubercle of the humerus

39
Q

Supraspinatus - Actions

A

ABDUCT the shoulder at the glenohumeral joint
STABILIZE the head of the humerus in the glenoid cavity

40
Q

Infraspinatus - Innervation

A

Suprascapular nerve

41
Q

Infraspinatus - origin

A

Infraspinous fossa of the scapula

42
Q

Infraspinatus - insertion

A

Greater tubercle of the humerus

43
Q

Infraspinatus - actions

A

LATERALLY ROTATE the shoulder at the glenohumeral joint
ADDUCT the shoulder at the glenohumeral joint
STABILIZE the head of the humerus in the glenoid cavity

44
Q

Deltoid - Innervation

A

Axillary nerve

45
Q

Deltoid - origin

A

Lateral 1/3 of the clavicle
Acromion process
Spine of the scapula

46
Q

Deltoid - insertion

A

Deltoid tuberosity

47
Q

Deltoid - actions

A

ALL:
ABDUCT the glenohumeral joint

ANTERIOR FIBRES:
FLEX the glenohumeral joint
MEDIALLY ROTATE the glenohumeral joint
HORIZONTALLY ADDUCT the glenohumeral joint

POSTERIOR FIBRES:
EXTEND the glenohumeral joint
LATERALLY ROTATE the glenohumeral joint
HORIZONTALLY ABDUCT the glenohumeral joint

48
Q

Biceps brachii - Innervation

A

Musculocutaneous nerve

49
Q

Biceps brachii - origin

A

SHORT HEAD:
Coracoid process of the scapula

LONG HEAD:
Supraglenoid tubercle of the scapula

50
Q

Biceps brachii - actions

A

FLEX the humeroulnar joint (elbow)
SUPINATE the radioulnar joint (forearm)
FLEX the glenohumeral joint (shoulder)

51
Q

Triceps brachii - Innervation

A

Radial nerve

52
Q

Triceps brachii - origin

A

LONG HEAD:
Infraglenoid tubercle of the scapula

LATERAL HEAD:
Posterior surface of proximal 1/2 of humerus

MEDIAL HEAD:
Posterior surface of distal 1/2 humerus

53
Q

Triceps brachii - insertion

A

Olecranon process of the ulna

54
Q

Triceps brachii - actions

A

ALL:
EXTEND the humeroulnar joint

LONG HEAD:
EXTEND the glenohumeral joint
ADDUCT the glenohumeral joint

55
Q

Brachioradialis - Innervation

A

Radial nerve

56
Q

Brachioradialis - origin

A

Proximal 2/3 of the lateral supracondylar ridge of the humerus

57
Q

Brachioradialis - insertion

A

Styloid process of the radius

58
Q

Brachioradialis - actions

A

FLEX the humeroulnar joint
Assist to PRONATE and SUPINATE the humeroradial joints when these movements are resisted

59
Q

Biceps Brachii - Insertion

A

Tuberosity of the radius
Aponeurosis of the biceps brachii

60
Q

Sternocleidomastoid - Innervation

A

Spinal accessory nerve (CN XI), C2, 3

61
Q

Sternocleidomastoid - Origin

A

Sternal head: top of the manubrium

Clavicular head: medial 1/3 of the clavicle

62
Q

Sternocleidomastoid - Insertion

A

Mastoid process of the temporal bone

Lateral portion of the superior nuchal line of the occiput

63
Q

Sternocleidomastoid - actions

A

Unilaterally:
LATERALLY FLEX the head and neck to the same side
ROTATE the head and neck to the opposite side

Bilaterally:
FLEX the neck
Assist to ELEVATE the ribcage during inhalation

64
Q

Levator Scapulae - Innervation

A

Cervical and dorsal scapular nerves

65
Q

Levator scapulae - origin

A

Transverse processes of C1 to C4

66
Q

Levator scapula - insertion

A

Medial border of the scapula between the superior angle and the superior portion of the spine of the scapula

67
Q

Levator Scapulae - Actions

A

Unilaterally:
ELEVATE the scapulothoracic joint
DOWNWARDLY ROTATE the scapulothoracic joint
LATERALLY FLEX the head and neck to same side
ROTATE the head and neck to same side

Bilaterally:
EXTEND the head and neck

ACMT (20 decks)

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