Lab 5 - Thoracic limb extrinsic muscles Flashcards

1
Q

Give the muscular attachments of:

cutaneous trunci

A

superficial fascia of trunk and skin

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2
Q

Give the muscular attachments of:

superficial pectoral

A

cranial sternum and crest of greater tubercle

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3
Q

Give the muscular attachments of:

deep pectoral

A

ventral sternum and tubercles of the humerus

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4
Q

what is different about the superficial pectoral attachment in cats

A

attaches on the proximal ulna

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5
Q

Give the muscular attachments of:

brachiocephalicus

A

clavicular insertion, mastoid process, cranial/distal humerus

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6
Q

what is different about where the brachiocephalicus attaches in cats

A

proximal ulna

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7
Q

Give the muscular attachments of:

Omotransversarius

A

wing of atlas and acromion/spine of scapula

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8
Q

Give the muscular attachments of:

trapezius

A

dorsal midline
scapular spine

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9
Q

Give the muscular attachments of:

rhomboideus

A

skull/dorsal midline
dorsal border of scapula

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10
Q

Give the muscular attachments of:

latissimus dorsi

A

thoracolumbar fascia
teres major tuberosity

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11
Q

Give the muscular attachments of:

serratus ventralis

A

cervical vertebrae/ribs
serrated face of scapula

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12
Q

Give the muscular attachments of:

sternocephalicus

A

manubrium
occipital bone/mastoid process

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13
Q

Give the muscular attachments of:

sternohyoideus

A

1st sternebra/costal cartilage
hyoid apparatus

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14
Q

Give the muscular attachments of:

sternothyroideus

A

1st costal cartilage
thyroid cartilage

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15
Q

Give the muscle action of the:

cutaneus trunci

A

twitch skin

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16
Q

Give the muscle action of the:

superficial pectoral

A

adduct limb

17
Q

Give the muscle action of the:

deep pectoral

A

adduct limb

18
Q

Give the muscle action of the:

brachiocephalicus

A

extend shoulder, head and neck to side

19
Q

Give the muscle action of the:

omotransversarius

A

advance limb, flex neck laterally (ear to shoulder)

20
Q

Give the muscle action of the:

trapezius

A

draw sapula dorsally

21
Q

Give the muscle action of the:

rhomboideus

A

draw scapula dorsally

22
Q

Give the muscle action of the:

latissimus dorsi

A

flex shoulder joint and draw limb caudally (digging)

23
Q

Give the muscle action of the:

serratus ventralis

A

support trunk

24
Q

Give the muscle action of the:

sternocephalicus

A

head and neck to side

25
Give the muscle action of the: sternohyoideus
pull tongue and larynx caudally
26
Give the muscle action of the: sternothyroideus
pull tongue and larynx caudally
27
what three muscles are only in the horse
omohyoideus, cutaneous colli, superficial thoracic m.
28
what species is the subclavius in
horse and pig