Canine Extrinsic Forelimb Musculature Flashcards by Beth Norman | Brainscape

Q

Trapezius Cervicis

A

Origin - C2-T3

Insertion - Dorsal Spine of scapula

Nerve supply - Accessory Spinal nn.

Action - Scapula control and rotation

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Q

Trapezius Thoracis

A

Origin - T3-T10

Insertion - Dorsal Spine of scapula

Nerve supply - Accessory Spinal nn

Action - Scapula control and rotation

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Q

Omotransversarius

A

Origin - Wings of atlas

Insertion - Distal spine of scapula

Nerve supply - Accessory

Action - Controls scapula

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Q

Brachiocerphalicus Cleidobrachialis

A

Origin - Clavicular Tendon

Insertion - Deltoid tuberosity

Nerve supply - Pectoral nerve

Action - Forelimb Protractor

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Q

Brachiocephalicus Cleidocervicalis

A

Origin - Clavicular Tendon

Insertion - Wings of atlas

Nerve supply - Accessory Nerve

Action - Forelimb protractor

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Q

Brachiocephalicus Cleidomastoideus

A

Origin - Clavicular tendon

Insertion - Mastoid Process

Nerve supply - Accessory Nerve

Action - Forelimb protractor

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Q

pectoralis profundus

A

Origin - Sternum and median raphe

Insertion - Greater and lesser tubercle of the humerus

Nerve supply - Pectoral nn

Action - Forelimb adduction and retraction + thoracic sling

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Q

pectoralis superficialis

A

Origin - Manubrium

Insertion - Deltoid tuberosity

Nerve supply - pectoral

Action - Adduct forelimb + thoracic sling

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Q

Serratus Ventralis (Cervicis)

A

Origin - C4-7 Transverse process

Insertion - Medial surface of scapula

Nerve supply - Cervical segmental nn

Action - Medial thoracic sling + scapula rotation

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Q

Serratus Ventralis (thoracis)

A

Origin - Ribs 8-9

Insertion - Medial scapula

Nerve supply - Long thoracis nn

Action - Medial thoracic sling + scapula rotation

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Q

Latissumus Dorsi

A

Origin - Supraspinous ligament from T3 caudally

Insertion - Teres Major tuberosity

Nerve supply - Thoracodorsal nn

Action - Forelimb Retraction

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Q

Rhombideus (Capitis)

A

Origin - Nuchal crest

Insertion - Dorsal Border of scapula

Nerve supply - Segmental nn

Action - Controls scapula

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Q

Rhombideus (Cervicis)

A

Origin - C2-T8

Insertion - Dorsal Border of scapula

Nerve supply - Segmental nn

Action - Controls scapula

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Q

Rhombideus (Thoracis)

A

Origin - Nuchal crest

Insertion - Dorsal Border of scapula

Nerve supply - Segmental nn

Action - Controls scapula

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