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Large Animal Anatomy > OIAN > Flashcards

OIAN Flashcards

1
Q

Cleidomastoideus

A

Origin: Clavicular insertion
Insertion: mastoid process
Action: unilateral advances limb and turns head
Nerve: accessory, axillary, and cervical nerves

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2
Q

Cleidobrachialis

A

Origin: clavicular intersection
Insertion: crest of humerus
Action: bilateral flexes head and neck
Nerve: accessory, axillary, and cervical nerves

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3
Q

Sternocephalicus

A

Origin: manubrium of sternum
Insertion: ramus of mandible
Action: unilateral turn head and neck; bilateral flexes head and neck
Nerve: ventral branch of accessory nerve

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4
Q

Trapezius cervicis

A

Origin: funiculus nuchae
Insertion: spine of scapula
Action: elevate, advance scapula
Nerve: dorsal branch of accessory nerve

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5
Q

Trapezius thoracis

A

Origin: supraspinous ligament
Insertion: spine of scapula
Action: elevate, retract scapula
Nerve: dorsal branch of nerve

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6
Q

Middle gluteal

A

Origin: aponeurosis of longissimus lumborum, ilium, and sacrosciatic ligament
Insertion: greater trochanter
Action: extend hip and abduct thigh
Nerve: cranial and caudal gluteal nerve

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7
Q

Biceps femoris

A

Origin: sacrum, sacrosciatic ligament, ischial tuberosity
Insertion: fascia lata-patella, lateral patellar ligament, calcaneal tuber
Action: extend hip and abduct thigh
Nerve: caudal gluteal and sciatic

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8
Q

Semitendinosus

A

Origin: cd 1-2 and ventral ischial tuberosity
Insertion: tibial crest, crural fascia, calcaneal tuber
Action: extend hip, flex stifle, extend hock
Nerve: caudal gluteal and sciatic

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9
Q

Rectus femoris

A

O: body of ilium
I: tibial tuberosity
A: flex hip, extend stifle
N: femoral nerve

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10
Q

Vastus lateralis

A

O: lateral surface of femur
I: tibial tuberosity
A: extend stifle
N: femoral nerve

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11
Q

Vastus medialis

A

O:medial surface of femur
I: tibial tuberosity
A: extend stifle joint
N: femoral nerve

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12
Q

Vastus intermedius

A

O: cranial surface of femur
I: tibial tuberosity
A: extend stifle
N: femoral nerve

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13
Q

Tibialis cranialis

A

O: lateral condyle of tibia
I: third metatarsal, first and second tarsal
A: flex hock
N: deep peroneal

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14
Q

Peroneus tertius

A

O: extensor fossa of the femur
I: third metatarsal, third tarsal, fourth tarsal, calcaneus
A: flex hock when stifle is flexed, extend stifle when tarsus is extended
N: sensory branches of deep peroneal

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15
Q

Long digital extensor

A

O: extensor fossa of femur
I: extensor process of third phalanx
A: extend stifle and digit, flex the hock
N: deep peroneal

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16
Q

Lateral digital extensor

A

O: lateral collateral ligament of stifle joint and adjacent areas of tibia and fibula
I: tendon of insertion of long digital extensor
A: extend digit and flex hock
N: superficial peroneal

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17
Q

Gastrocnemius

A

O: supracondyloid tuberosity of femur
I: calcaneal tuber
A: flex stifle, extend hock
N: tibial

18
Q

Superficial digital flexor

A

O: supracondyloid fossa of femur
I: calcaneal tuber, proximal extremity of second phalanx and distal extremity of first phalanx
A: Flex digit and stifle, extend hock
N: tibial

19
Q

Deep digital flexor

A

O: lateral condyle and lateral border of tibia and fibula
I: flexor surface of third phalanx
A: flex digit and extend hock
N: tibial

20
Q

Interosseus

A

O: distal row of tarsal bones, and proximal extremity of third metatarsal bone
I: abaxial surface of proximal sesamoid bones and conjoined tendon of insertion of the long and lateral digital extensor muscles
A: support fetlock
N: sensory branches of the tibial

21
Q

Levator labii

A

O: zygomatic, lacrimal, and superioris maxillary bones
I: upper lip
A: raise upper lip
N: facial nerve

22
Q

Buccinator

A

O: maxilla and mandible
I: commissure of mouth
A: retract commissure of the mouth and flatten the cheeks
N: facial

23
Q

Masseter

A

O: facial crest of zygomatic arch
I: ramus of mandible
A: close mouth
N: trigeminal (mandibular)

24
Q

Occipitomandibularis

A

O: jugular process of occipital bone
I: caudal border of mandible
A: open the mouth
N: facial

25
Q

Cricoaryteenoideus dorsalis

A

O: lamina of cricoid cartilage
I: arytenoid cartilage (muscular process)
A: open glottis
N: recurrent laryngeal

26
Q

Cricoarytenoideus lateralis

A

O: arch of cricoid cartilage
I: arytenoid cartilage (muscular process)
A: close glottis)
N: recurrent laryngeal

27
Q

Supraspinatus

A

O: supraspinous fossa and spine of scapula
I: greater and lesser tubercles of humerus
A: Extend the shoulder, cranial shoulder stabilizer
N: Suprascapular

28
Q

Infraspinatus

A

O: infraspinous fossa
I: greater tubercle of the humerus
A: abduct the arm; tendon acts as lateral collateral ligament of shoulder
N: Suprascapular nerve

29
Q

Deltoideus

A

O: spine of scapula and aponeurosis over infraspinatus muscle
I: deltoid tuberosity
A: Flex the shoulder and abduct the arm
N: Axillary nerve

30
Q

Subscapularis

A

O: subscapular fossa
I: lesser tubercle of humerus
A: adduct the humerus; medial shoulder stabilizer
N: Subscapular and axillary

31
Q

Biceps brachii

A

O: supraglenoid tubercle
I: radial tuberosity, tendon of extensor carpi radialis via lacertus fibrosus
A: flex the elbow, extend the shoulder and carpus
N: musculocutaneous (proximal branch)

32
Q

Long head of triceps brachii

A

O: caudal border of scapula
I: olecranon
A: extend the elbow and flex the shoulder
N: radial nerve

33
Q

Lateral head of triceps brachii

A

O: lateral surface of humerus
I: olecranon
A: extend the elbow
N: radial nerve

34
Q

Medial head of triceps brachii

A

O: medial surface of humerus
I: olecranon
A: extend the elbow
N: radial nerve

35
Q

Extensor carpi radialis

A

O: lateral epicondyle of the humerus
I: metacarpal tuberosity MC3
A: extend carpus and flex elbow
N: radial

36
Q

Ulnaris lateralis

A

O: lateral epcondyle of humerus
I: accesory carpal bone C and MC 4
A: flex the carpus and extend elbow
N: radial

37
Q

Common digital extensor

A

O: lateral epicondyle of humerus, lateral tuberosity of radius, lateral surface of body of ulna
I: extensor process of third phalanx
A: extend digit and carpus and flex the elbow
N: radial

38
Q

Flexor carpi radialis

A

O: medial epicondyle of humerus
I: second metacarpal bone
A: flex carpus and extend elbow
N: median nerve

39
Q

Superficial digital flexor

A

O: medial epicondyle of humerus and caudal surface of radius
I: proximal part of second phalanx and distal part of first phalanx
A: flex digit and carpus and extend elbow
N: Ulnar

40
Q

Deep digital flexor

A

O: medial epicondyle of humerus, olecranon, and caudal surface of radius
I: flexor surface of third phalanx
A: flex ddigit and carpus and extend elbow
N: median and ulnar nerve

41
Q

Interosseus (suspensory ligament)

A

O: palmar surface of third metacarpal bone and distal row of carpal bones
I: abaxial surfaces of proximal sesammids and tendon of common digital extensor
A: support the fetlock (prevent overextension)
N: palmar metacarpal nerve

Large Animal Anatomy (10 decks)

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