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Gross Anatomy > Gross Anatomy Bones & Muscles 1 > Flashcards

Gross Anatomy Bones & Muscles 1 Flashcards

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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

Study These Flashcards
A

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

25
sternohyoideus
O:sternum I:basihyoid bone A:pull tongue and larynx caudally
26
pronator teres
O:medial epicondyle of humerus I:weak elbow flexion and weak pronation of manus
27
pronator quadratus
attachment:apposed surfaces of radius and ulna A: pronation of manus
28
deep gluteal
O:body of ilium I:greater trochanter A:abduct the limb and extend coxal joint
29
piriformis
O:sacrum and 1st caudal vertebra I:greater trochanter A:extend coxal joint
30
middle gluteal
O:gluteal surface of ilium I:greater trochanter of femur A:extend coxal joint, abduct the limb
31
superficial gluteal
O:sacrotuberous ligament I:3rd trochanter of femur A:abduct the limb
32
tensor fascia latae
O:tuber coxae I:fascia lata A:tense fascia lata
33
quadratus femoris
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
gemelli
O:lateral aspect of ischium I:trochanteric fossa A:rotate the limb laterally at coxal joint
35
internal obturator
O:dorsal aspect of os coxae around obturator foramen I:trochanteric fossa A:rotate the limb laterally at coxal joint
36
external obturator
O:ventral aspect of os coxae around obturator foramen I:trochanteric fossa A:adduct and/or rotate the limb laterally at coxal joint
37
supinator
O:lateral epicondyle of humerus I:body of radius A:supination of manus
38
semimembranosus
O:on or near the ischiatic tuberosity I:distal femur, proximal tibia A: extend coxal joint, variable action on genual joint
39
brachioradialis
O:lateral epicondyle of humerus I:fascia near carpus A:flexes cubital joint and supinates the manus
40
popliteus
O:popliteal fossa of femur I:proximal caudal aspect of tibia A:sensory function of genual joint
41
superficial digital flexor (pelvic limb)
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
deep digital flexor (pevic limb)
O:proximal caudal aspect of tibia & fibula I:flexor tubercle of distal phalanges A:extend tarsocrural joint, flex digital joints
43
gastrocnemius
O:distal caudal femur I:tuber calcanei of calcaneus A:flex genual joint, extend tarsocrural joint
44
infraspinatus
O:infraspinous fossa of scapula I:greater tubercle of humerus A:flex humeral joint, abduct limb at humeral joint
45
deltoideus
O:spine of scapula and acromion I:deltoid tuberosity of humerus A:flex humeral joint
46
pectineus
O:iliopubic eminence I:distal body of femur A:adduct the limb
47
ulnaris lateralis
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
Adductor
O:ventral surface of os coxae I: caudal surface of femur A:adduct the limb and extend coxal joint
49
gracilis
O:pelvic symphysis I:medial aspect of genual region A:adduct the limb, extend coxal joint, flex genual joint, extend tarsocrural joint
50
semitendinosus
O:ischiatic tuberosity I:tibia and tuber calcanei A:extend coxal joint, variable action on genual joint, extend tarsocrural joint
51
biceps femoris
O:ischiatic tuberosity and sacrotuberous ligament I:patella, tibia, tuber calcanei A:extend coxal joint, variable action on genual joint, extend tarsocrural joint
52
interossei muscle
O:palmar base of respective metacarpal bone I:palmar base of respective proximal phalanx A:flexes and supports metacarpophalangeal joint
53
latissimus dorsi
O:thoracolumbar fascia I:teres major tuberosity A:draw thoracic limb caudally, flex or extend humeral joint
54
biceps brachii
O:supraglenoid tubercle I:radial and ulnar tuberosities A:flex cubital joint, extend humeral joint
55
brachialis
O:brachial groove of humerus I:proximal radius and or ulna A:flex cubital joint
56
coracobracialis
O:coracoid process of scapula
57
subscapularis
O:subscapular fossa of scapula I:lesser tubercle humerus A:adduct limb at humeral joint
58
teres major
O:caudal border of scapula I:teres major tuberosity of humerus A:flex humeral joint
59
long digital extensor (pelvic limb)
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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