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Gross Anatomy > Gross Anatomy Bones & Muscles 1 > Flashcards

Gross Anatomy Bones & Muscles 1 Flashcards

1
Q

lateral digital extensor (pelvic)

A

Origin:On and near proximal aspect of fibula

Insertion: lateral digits

Action: flex tarsocrural joint, extend digital joints

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2
Q

peroneus longus

A

Origin: on or near lateral collateral ligament of genual joint.

Insertion: plantar base of metatarsal bones

Action: flex tarsocrural joint and rotate paw medially

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3
Q

quadriceps femoris (? heads)

A

Heads: rectus femoris, vastus lateralis, vastus intermedialis, vastus medialis

Origin:rectus- ilium other 3 heads-proximal femur

Insertion: tibial tuberosity

Action: flex coxal joint (1 head), extend genual joint (all heads),

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4
Q

iliopsoas

A

Origin: ilium + lumbar vertebrae

Insertion: lesser trochanter

Action: flex coxal joint

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5
Q

sartorius

A

Origin: crest of ilium

Insertion: medial aspect of the genual region

Action: flex coxal joint, extend (cr.), flex (cd.), genual joint

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6
Q

serratus ventralis

A

O: 1) serratus ventralis cervicis: cervical vertebrae
2) serratus ventralis thoracis: thoracic wall

I: serrated face of scapula

A: support and/or elevate the trunk

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7
Q

rhomboideus

A

O: 1)rhomboideus thoracis (dorsal thorax) 2)rhomboideus cervicis (dorsal neck) 3)rhomboideus capitis (nuchal crest, occiptal bone)

I: dorsal border of scapula and/or scapula cartilage

A: elevate thoracic limb

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8
Q

trapezius

A

O: cervical part - dorsal midline neck, thoracic part - dorsal midline thorax

I: spine of scapula

A: elevate thoracic limb

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9
Q

omotransversarius

A

cranial attachment: wing of atlas
caudal attachment: distal spine of scapula

A: pull thoracic limb cranially and/or depress and pull head and neck laterally

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10
Q

brachiocephalicus

A

O: clavicular intersection
I: distal cranial humerus, mastoid process of temporal bone, dorsal midline of neck
A: pull thoracic limb cranially and/or depress and pull head and neck laterally

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11
Q

cranial tibial

A

O:lateral aspect of proximal tibia
I: plantar base of metatarsal bones 1&2
A:flex the tarsocrural joint and rotate paw laterally

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12
Q

deep pectoral

A

O: sternum
I: greater and lesser tubercles of humerus
A: adduct thoracic limb and pull it caudally

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13
Q

superficial pectoral

A

O:sternum
I:crest of greater tubercle and cranial humeral border
A:adduct thoracic limb

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14
Q

sternothyroideus

A

O:cranial aspect of sternum or ribcage
I: thyroid cartilage
A:pull tongue and larynx caudally

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15
Q

lateral digital extensor (thoracic)

A

O:lateral epicondyle humerus
I:distal phalanges of lateral digits
A:extend carpal joint, digital joint of lateral most digits

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16
Q

common digital extensor

A

O:lateral epicondyle of humerus
I:extensor processes of distal phalanges
A: extend carpal and digital joints

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17
Q

extensor carpi radialis

A

O:lateral epicondyle of humerus
I: dorsal base of 2nd and 3rd metacarpal bones
A: extend carpal joints

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18
Q

flexor carpi radialis

A

O:medial epicondyle of humerus
I:palmar base of metacarpal bones 2&3
A:flex carpal joints

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19
Q

flexor carpi ulnaris

A

O:medial epicondyle humerus & olecranon
I: accessory carpal bone
A:flex carpal joints

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20
Q

deep digital flexor (thoracic limb)

A

O:humerus, radius, ulna
I:flexor tubercules of distal phalanges
A: flex carpal joints, digital joints

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21
Q

superficial digital flexor (thoracic limb)

A

O:medial epicondyle of humerus
I:middle phalanges of digits
A:flex carpal joints, metacarpophalangeal and proximal interphalangeal joints

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22
Q

supraspinatus

A

O:supraspinous fossa of the scapula
I:greater tubercle of humerus
A:extend humeral joint

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23
Q

triceps brachii (? heads)

A

lateral, medial, long, accessory
O:caudal border of scapula, proximal humerus
I:tuber olecrani
A:extend cubital joint, flex humeral joint

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24
Q

sternocephalicus

A

O:sternum
I:1)mastoid process of temporal bone 2)occiptal bone
A:depress head and neck, draw head and neck laterally

25
Q

sternohyoideus

A

O:sternum
I:basihyoid bone
A:pull tongue and larynx caudally

26
Q

pronator teres

A

O:medial epicondyle of humerus
I:weak elbow flexion and weak pronation of manus

27
Q

pronator quadratus

A

attachment:apposed surfaces of radius and ulna
A: pronation of manus

28
Q

deep gluteal

A

O:body of ilium
I:greater trochanter
A:abduct the limb and extend coxal joint

29
Q

piriformis

A

O:sacrum and 1st caudal vertebra
I:greater trochanter
A:extend coxal joint

30
Q

middle gluteal

A

O:gluteal surface of ilium
I:greater trochanter of femur
A:extend coxal joint, abduct the limb

31
Q

superficial gluteal

A

O:sacrotuberous ligament
I:3rd trochanter of femur
A:abduct the limb

32
Q

tensor fascia latae

A

O:tuber coxae
I:fascia lata
A:tense fascia lata

33
Q

quadratus femoris

A

O:ventral aspect of ischium
I:caudal femur near trochanteric fossa
A:extend coxal joint, adductor and/or rotate the limb laterally at coxal joint

34
Q

gemelli

A

O:lateral aspect of ischium
I:trochanteric fossa
A:rotate the limb laterally at coxal joint

35
Q

internal obturator

A

O:dorsal aspect of os coxae around obturator foramen
I:trochanteric fossa
A:rotate the limb laterally at coxal joint

36
Q

external obturator

A

O:ventral aspect of os coxae around obturator foramen
I:trochanteric fossa
A:adduct and/or rotate the limb laterally at coxal joint

37
Q

supinator

A

O:lateral epicondyle of humerus
I:body of radius
A:supination of manus

38
Q

semimembranosus

A

O:on or near the ischiatic tuberosity
I:distal femur, proximal tibia
A: extend coxal joint, variable action on genual joint

39
Q

brachioradialis

A

O:lateral epicondyle of humerus
I:fascia near carpus
A:flexes cubital joint and supinates the manus

40
Q

popliteus

A

O:popliteal fossa of femur
I:proximal caudal aspect of tibia
A:sensory function of genual joint

41
Q

superficial digital flexor (pelvic limb)

A

O:lateral supracondylar tuberosity of femur
I:tuber calcanei & bases of middle phalanges
A:flex genual joint, extend tarsocrural joint, flex metatarsophalangeal and proximal interphalangeal joints

42
Q

deep digital flexor (pevic limb)

A

O:proximal caudal aspect of tibia & fibula
I:flexor tubercle of distal phalanges
A:extend tarsocrural joint, flex digital joints

43
Q

gastrocnemius

A

O:distal caudal femur
I:tuber calcanei of calcaneus
A:flex genual joint, extend tarsocrural joint

44
Q

infraspinatus

A

O:infraspinous fossa of scapula
I:greater tubercle of humerus
A:flex humeral joint, abduct limb at humeral joint

45
Q

deltoideus

A

O:spine of scapula and acromion
I:deltoid tuberosity of humerus
A:flex humeral joint

46
Q

pectineus

A

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

47
Q

ulnaris lateralis

A

O:lateral epicondyle of humerus
I:accessory carpal bone and lateral base of 5th metacarpal bone
A:flex the carpal joints, abduct the manus

48
Q

Adductor

A

O:ventral surface of os coxae
I: caudal surface of femur
A:adduct the limb and extend coxal joint

49
Q

gracilis

A

O:pelvic symphysis
I:medial aspect of genual region
A:adduct the limb, extend coxal joint, flex genual joint, extend tarsocrural joint

50
Q

semitendinosus

A

O:ischiatic tuberosity
I:tibia and tuber calcanei
A:extend coxal joint, variable action on genual joint, extend tarsocrural joint

51
Q

biceps femoris

A

O:ischiatic tuberosity and sacrotuberous ligament
I:patella, tibia, tuber calcanei
A:extend coxal joint, variable action on genual joint, extend tarsocrural joint

52
Q

interossei muscle

A

O:palmar base of respective metacarpal bone
I:palmar base of respective proximal phalanx
A:flexes and supports metacarpophalangeal joint

53
Q

latissimus dorsi

A

O:thoracolumbar fascia
I:teres major tuberosity
A:draw thoracic limb caudally, flex or extend humeral joint

54
Q

biceps brachii

A

O:supraglenoid tubercle
I:radial and ulnar tuberosities
A:flex cubital joint, extend humeral joint

55
Q

brachialis

A

O:brachial groove of humerus
I:proximal radius and or ulna
A:flex cubital joint

56
Q

coracobracialis

A

O:coracoid process of scapula

57
Q

subscapularis

A

O:subscapular fossa of scapula
I:lesser tubercle humerus
A:adduct limb at humeral joint

58
Q

teres major

A

O:caudal border of scapula
I:teres major tuberosity of humerus
A:flex humeral joint

59
Q

long digital extensor (pelvic limb)

A

O:extensor fossa of femur
I:extensor processes of distal phalanges
A:extend genual joint, flex tarsocrural joint, extend digital joints

Gross Anatomy (2 decks)

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