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Phase 2 TJ > anatomy AOI > Flashcards

anatomy AOI Flashcards

1
Q

superficial pec AOI/N

A
  • O: sternum
    • I: crest of greater tubercle & cranial humerus
    • A: adduct limb
    • N: cranial pectoral nn
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2
Q

deep pec

A
  • O: sternum
    • I: greater/lesser tubercle of humerus
    • A: adduct limb, pull it caudally
    • N: caudal pectoral nn
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3
Q

brachiocephalicus

A
  • O: clavicular insertion
    • I: distal cranial humerus, mastoid process of temporal bone, dorsal neck
    • A: draw head/neck laterally, pull limb cranial w/ no wt
    • N: accessory nn, ventral branches of cervical spinal nn
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4
Q

omotransversarius

A
  • O: wing of atlas
    • I: distal spine of scapula
    • A: pull head/neck laterally, draw limb cranial w/ no wt
    • N: accessory n
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5
Q

trapezius

A
  • O: dorsal neck & thorax
    • I: spine of scapula
    • A: elevate limb
    • N: accessory n
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6
Q

rhomboideus

A
  • O: dorsal neck & thorax, occipital bone
    • I: dorsal border of scapula
    • A: elevate limb, depress scapula to trunk
    • N: ventral br of cervical & thoracic n
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7
Q

latissimus dorsi

A
  • O: thoracolumbar fascia
    • I: teres major tuberosity
    • A: pull limb caudal, flex shoulder jt w/ no wt, extend shoulder jt w/ wt
    • N: thoracodorsal n (C7-T1)
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8
Q

serrates ventralis

A
  • O: cranial vertebra & thoracic wall
    • I: serrated face of scapula
    • A: support & elevate trunk
    • N: ventral br of cervical nerve, long thoracic n (C7)
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9
Q

sternocephalicus

A
  • O: cranial sternum
    • I: mastoid process of temporal bone, occipital bone
    • A: pull head/neck laterally
    • N: accessory nn
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10
Q

sternohyoideus

A
  • O: cranial sternum
    • I: basihyoid bone
    • A: pull tongue & larynx caudally
    • N: ventral br of cervical spinal nn
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11
Q

sternothyroideus

A
  • O: cranial sternum
    • I: tracheal cartilage of larynx
    • A: pull tongue & larynx caudally
    • N: ventral br of cervical spinal nn
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12
Q

Lateral mm of shoulder? innervation?

A

suprascapular n & axillary n
deltoids, supraspinatus, infraspinatus, teres minor

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13
Q

deltoideus

A
  • O: spine & acromion of scapula
    • I: deltoid tuberosity
    • A: flex the humeral joint
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14
Q

supraspinatus

A
  • O: supraspinous fossa
    • I: greater tubercle of the humerus
      A: functionally serves as LCL of humeral joint, extends humeral joint
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15
Q

innfraspinatus

A
  • O: infraspinous fossa
    • I: greater tubercle of humerus
    • A: functionally serves of LCL of humeral joint, flexes humeral joint
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16
Q

teres minor

A
  • O: caudal border of scapula
    • I: teres minor tuberosity of humerus
    • A: flex the humeral joint
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17
Q

medial mm of shoulder? innerv?

A

subscapular, axillary, musculocutaneous n

subscapularis, trees major, coracobrachialis

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18
Q

subscapularis

A
  • O: subscapular fossa
    • I: lesser tubercle
    • A: functionally serves as MCL, adduct limb
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19
Q

teres major

A
  • O: caudal border of scapula
    • I: teres major tuberosity
    • A: flex the humeral joint
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20
Q

cranial mm of brachium /innerv

A

muscculocutaneous n
biceps, brachialis

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21
Q

biceps

A
  • O: supraglenoid tubercle of scapula
    • I: proximal & medial aspects of radius/ulna
    • A: flex the cubital jt, extend the humeral jt
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22
Q

brachialis

A
  • O: proximal part of lateral humerus
    • I: proximal & medial aspects of radius/ulna
    • A: flex the cubital jt
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23
Q

caudal mm of brachium/innerv

A

radial n
triceps
tensor fascia antebrachi
anconeus

24
Q

triceps

A
  • O: caudal border of scapula (long head), proximal humerus
    • I: tuber olecrani
      A: extend the cubital jt, flex the humeral jt (long head)
25
Q

tensor fascia antebrachii

A
  • O: latissimus dorsi & fascia on caudal border of scapula
    • I: tuber olecrani
    • A: extend the cubital jt
26
Q

craniolateral antebrachial mm / innerv / general action & origin

A

radial n; extend carpal/digital jts
O: lateral epicondyle
extensor carpi radialis
common digital E
lateral DE
ulnaris lateralis
others: APL, supinator

27
Q

Caudomedial antebrachial muscles: innerv / general action & origin

A

median n, ulnar n; flex carpal & digital joints
O: medial epicondyle
flexor carpi radials
flexor carpi ulnaris
SDF
DDF
pronator teres

28
Q

mm of the rump: innerv, action

A

cranial & caudal gluteal nn; extend hip joint, some rotate limb medially

TFL
superficial gluteal
middle gluteal
deep gluteal
piriformis

29
Q

superficial gluteal

A
  • O: sacrum & sacrotuberous ligament
    • I: third trochanter
    • A: extend hip joint, abduct limb
30
Q

middle gluteal

A
  • O: gluteal surface of ilum
    • I: greater trochanter
    • A: extend hip joint, rotate limb medially
31
Q

deep gluteal

A
  • O: body of ilium & ischiatic spine
    • I: greater trochanter
    • A: extend the hip jt, rotate limb medially
32
Q

caudal mm of thigh: innerv/ Action

A

sciatic n; extend the hip jt, flex stifle when not bearing wt, extend stifle when bearing wt

biceps femoris
semitendinosus
semimembranosus

33
Q

biceps femoris

A
  • O: ischiatic tuberosity, sacrotuberous ligament
    • I: patella, cranial tibia, tuber calcanei via extensive aponeurosis
    • A: extend the hip & tarsal jts, variable action on stifle, abduct limb
34
Q

semitendinosus

A
  • O: ischiatic tuberosity
    • I: proximal tibia, tuber calcanei
    • A: extend hip & tarsal jts, variable action on stifle
35
Q

semimembranosus

A
  • O: ischiatic tuberosity
    • I: distal femur, proximal tibia
    • A: extend hip jt, variable action on stifle jt
36
Q

medial thigh mm / innerv / Actio

A

obturator n, femoral n (sartorius); adduct pelvic limb

sartorius
gracilllis
pectineus
adductor

37
Q

sartorius

A
  • O: ilium
    • I: patella & cranial tibia
    • A: flex the hip jt, variable action on stifle jt
38
Q

gracilis

A
  • O: pelvic symphysis; symphyseal tendon
    • I: cranial tibia, tuber calcanei
    • A: adduct limb, extend hip & tarsal jts, flex the stifle jt
39
Q

pectineus

A
  • O: iliopubic eminence
    • I: distal body of femur
    • A: adduct the limb
40
Q

adductor

A
  • O: ventral surface of os coxa
    • I: caudal surface of femur
    • A: adduct the limb, extend the hip jt
41
Q

cranial thigh mm / innerv / action

A

femoral n; extend the stifle jt, flex the hip jt
quads
iliopsoas

42
Q

quadriceps femoris

A
  • O: ilium (rectus femoris), proximal femur
    • I: tibial tuberosity via patellar ligament
    • A: extend stifle jt, flex the hip jt (rectus femoris)
43
Q

iliopsoas

A
  • O: ilium, lumbar vertebra
    • I: lesser trochanter of femur
    • A: flex the hip jt, rotate limb laterally
44
Q

caudal hip mm / innerv / action

A

sciatic, obturator nn; rotate limb laterally

external / internal obturator
gemelli
quadrates femoris

45
Q

external / internal obturator

A
  • O: caudal ischium
    • I: trochanteric fossa
    • A: rotate limb laterally, adduct limb
46
Q

gemelli

A
  • O: caudal ischium
    • I: trochanteric fossa
    • A: rotate limb laterally
47
Q

quadriceps femoris

A
  • O: caudal ischium
    • I: trochanteric fossa
    • A: rotate limb laterally, extend hip jt
48
Q

craniolateral mm of crus / innerv / action

A

common peroneal n; flex tarsal jts, extend digital jts
cranial tibial mm
long DE
lateral DE
peroneus longus

49
Q

cranial tibial

A
  • O: lateral aspect of proximal tibia
    • I: plantaroproximal metatarsal bones 1/2
    • A: flex tarsal jts
50
Q

long DE

A
  • O: extensor fossa of femur
    • I: extensor process of distal phalanges
    • A: flex tarsal jts, extend digital jts
51
Q

lateral DE

A
  • O: proximal fibula
    • I: phalanges of lateral digits
    • A: flex tarsal jts, extend the lateral digital jts
52
Q

caudal mm of crus / innerv/ action

A

tibial n; extend tarsal jts, flex digital jts

gastrocnemius
SDF
DDF
popliteus

53
Q

gastrocnemius

A
  • O: caudodistal femur
    • I: tuber calcanei
    • A: extend tarsal jts, flex stifle jt
54
Q

superficial DF

A
  • O: lateral supracondylar tuberosity of femur
    • I: tuber calcanei & plantaroproximal aspects of middle phalanges of digits 2-5
    • A: extend tarsal jts, flex digital jts (except the distal interphalangeal jts), flex stifle jt
55
Q

deep DF

A
  • O: caudal aspects of tibia/fibula
    • I: distal phalanges, plantar aspect
    • A: flex digital jts, extend tarsal jts
56
Q

popliteus

A
  • O: popliteal fossa
    • I: proximal caudal aspect of tibia
      A: rotate leg medially, flex stifle jt
57
Q

BV overlying internal obturator mm for IOT approach?

A

Internal pudendal a/n/v

Phase 2 TJ (11 decks)

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