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Anatomy Dissection Guide > week 5 > Flashcards

week 5 Flashcards

1
Q

review bones

A

x

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2
Q

what are the attachments of the cutaneous omobrachialis

A

between the tuber spinae of the scapula and the proximal part of the forearm

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3
Q

what are the attachments of the cutaneous trunci

A

arises from the superficial fascia of the trunk from the withers to the fold of the flank and inserts on superficial fascia in the shoulder region and with the deep pectoral muscle on the medial surface of the humerus

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4
Q

cutaneous trunci is thickest where?

A

between umbilicus and stifle and in flank area

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5
Q

cutaneous trunci is innervated by

A

lateral thoracic nerve

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6
Q

what are the attachments of the latissimus dorsi

A

originates from the thoracolumbar fascia arising from the thoracic and lumbar vertebrae as far cranially as T3 or T4, and inserts on teres major tuberosity of humerus

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7
Q

what is the function of the latissimus dorsi

A

draws the humerus dorsally and caudally thus flexing the shoulder joint; if the muscle contracts when the limb is fixed and advanced, the trunk is drawn cranially

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8
Q

dorsoscapular ligament is found in what species

A

horse

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9
Q

what are the attachments of the dorsoscapular ligament

A

orginates from the supraspinous ligament and the highest thoracic spines at the withers; deep to rhomboideus;

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10
Q

tissue makeup of dorsoscapular ligament

A

initially dense CCT dorsally and then transitions to consist mostly of elastic fibers ventrally

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11
Q

serratus ventralis

A

look up on other fc

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12
Q

descending pectoral muscle attachments

A

originates from the cartilage of the manubrium and inserts on the crest of the humerus and brachial deltoid tuberosity in the horse

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13
Q

what is the function of the descending pectoral muscle

A

adducts and advances the thoracic limb

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14
Q

what are the attachments of the transverse pectoral muscle of the horse

A

originates from the first six costal cartilages and the adjacent sternum and inserts on the fascia of the proximal third of the forearm and on the humerus

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15
Q

what are the attachments of the transverse pectoral muscle in the ruminant

A

originates from the 2nd to 4th or 6th sternebrae and inserts on the medial fascia of the proximal 3rd of the forearm

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16
Q

what are the attachments of the deep ascending pectoral muscle in the horse

A

originates from the abdominal tunic, the xiphoid cartilage, ventral aspect of the sternum, and the cartilages of the 4th to 9th ribs

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17
Q

what is the function of the deep ascending pectoral m. in the horse

A

adducts and retracts the thoracic limb. if the limb is advanced and fixed, it draws the trunk cranially

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18
Q

what are the attachments of the deep ascending pectoral in the ox

A

originates from the median raphe along the ventral surface of the sternum and inserts on the greater and lesser tubercles of the humerus;

19
Q

what are the attachments of the deep ascending pectoral in the small ruminant

A

arises form the second or third sternebrae caudally to the abdominal tunic at the sternal end of the tenth rib and inserts on the fascia over the cranial border of the lesser tubercle of the humerus, the crest and greater tubercle of the humerus, and the tendon of insertion of the supraspinatous

20
Q

what is the subclavius attachments (horse)

A

arises from the cranial part of the lateral surface of the sternum and inserts on fascia of the supraspinatous and shoulder region

21
Q

what are the supraspinatous m. attachments

A

originates from the supraspinous fossa, the scapular spine, and the distal part of the scapular cartilage; and inserts on the greater and lesser tubercles of the humerus

22
Q

what is the function of the supraspinatous

A

extends and stabilizes the shouler joint

23
Q

what are the attachments of the infraspinatous

A

originates from the infraspinous fossa and the scapular cartilagel inserts by way to two tendons on the proximal border of the caudal eminence of the greater tubercle of the humerus and the superficial tendon courses over the greater tubercle and inserts distal to it

24
Q

what are the attachmetns of the deltoideus in the horse

A

originates from the proximal part of the caudal border of the scapula and scapular spine; inserts on the deltoid tuberosity of the humerus and on brachial fascia

25
Q

what are the deltoideus m. action

A

flexes the shoulder joint and abducts the brachium

26
Q

what are the attachments of the deltoideus m. in the ruminant

A

scapular part arises from the scapular spine; acromial part arises from the acromion; inserts on the deltoid tuberosity of the humerus and on brachial fascia

27
Q

what is the attachment of the teres minor

A

originates from the distal half of the caudal border of the scapula and inserts on the teres minor tuberosity of the humerus

28
Q

teres minor muscle action

A

flexes the shoulder joint and abducts the brachium

29
Q

what are the attachments of the tensor fascia antebrachii

A

origin on the caudal border of the scapula and from the tendon of insertion of the latissimus dorsi to its insertion on the deep antebrachial fascia and olecranon

30
Q

what is the function of the tensor fascia antebrachii

A

tenses the antebrachial fascia and extends the elbow

31
Q

what head of the triceps comes from the scapula

A

long head

32
Q

what are the attachments of the lateral head of the triceps

A

arises from the deltoid tuberosity and fascia located along the lateral aspect of the brachium

33
Q

what are the attachments of the medial head of the triceps

A

middle third of the medial surface of thebody of the humerus

34
Q

what are the functions of the triceps brachii

A

extends the elbow joint; flexes the shoulder joint; raises the joint capsule of the elbow to prevent it from being pinched during extension

35
Q

what are the attachments of the anconeus

A

arises from the distal third of the caudal surface of the humerus and insrts on the lateral surface of the olecranon

36
Q

what are the functions of the anconeus

A

extends the elbow joint; raises the joint capsule fo the elbow to prevent it from being pinched during extension

37
Q

what are the attachmetns of the biceps brachii

A

originates on the supraglenoid tubercle and inserts on the radial tuberosity of the radius, the medial collateral ligament of the elbow joint, antebrachial fascia, and the tendon of the extensor carpi radialis muscle

38
Q

what are the attachments of the lacertus fibrosus

A

coursing from the biceps brachii tendon to the tendon of the extensor carpi radialis

39
Q

what is the lacertus fibrosus

A

a connective tissue structure prominent in the horse

40
Q

what is the function of the biceps brachii

A

flexes the elbow joint, fixes the shoulder and elbow in standing, assists the extensor carpi radialis muscle via lacertus fibrosus, and tenses the antebrachial fascia

41
Q

what are the attachments of the brachialis m.

A

arises from the proximal third of the caudal surface of the humerus and courses distally along the brachial groove and inserts on the proximomedial surface of the radius

42
Q

what is the insertion of the brachialis m. in goats

A

brachialis inserts on the medial surface of the coronoid process of the ulna and distal to the radial tuberosity of the radius

43
Q

what is the function of the brachialis

A

felxes the elbow joint

44
Q

what are the attachments of the coracobrachialis m.

A

arises from the coracoid process of the scapula and inserts on the teres major tuberosity of the humerus

Anatomy Dissection Guide (12 decks)

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