Canine Thoracic Limb -> Extrinsic Muscles Flashcards

1
Q

What is the action of the superficial pectoral muscle?

A

adduct limb

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2
Q

What is the innervation of the superficial pectoral muscle?

A

Cranial pectoral nerve

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3
Q

What are the two parts of the brachiocephalicus muscle separated by clavicle intersection?

A

Cleidocervicalis & cleidobrachialis muscles

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4
Q

What is the action of the brachiocephalicus muscle?

A

Draw limbs cranially

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5
Q

What are the innervations of the brachiocephalicus muscle?

A

Accessory & cervical spinal nerves

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6
Q

What is the action of the omotransversarius muscle?

A

Draw limbs cranially

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7
Q

What are the innervations of the omotransversarius muscle?

A

Accessory & cervical spinal nerves

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8
Q

What is the action of the trapezius muscle?

A

Elevate limb

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9
Q

What is the innervation of the trapezius muscle?

A

Accessory nerve

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10
Q

What is the action of the latissimus dorsi muscle?

A

Draw limb caudally

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11
Q

What is the innervation of the latissimus dorsi muscle?

A

Thoracodorsal nerve

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12
Q

What are the actions of the serratis ventralis muscle?

A

Support trunk & depress scapula

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13
Q

What are the innervations of the serratus ventralis muscle?

A

Long thoracic & cervical and thoracic spinal nerves

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14
Q

What are the actions of the rhomboideus muscle?

A

Elevate trunk & draw scapula toward trunk

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15
Q

What is the innervation of the rhomboideus muscle?

A

Cervical and thoracic spinal nerves

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16
Q

What are the actions of the sternocephalicus muscle?

A

Turn head side to side & flex neck

17
Q

What are the innervations of the sternocephalicus muscle?

A

Accessory & cervical spinal branches nerves

18
Q

What is the action of the cutaneous trunci muscle?

A

Cover lateral and ventral walls of abdomen and thorax

19
Q

What is the innervation of the cutaneous trunci muscle?

A

Lateral thoracic nerve