Muscle of Head, Neck And Trunk Flashcards by Natalie Dellavella

Q

Frontalis

A

Raises eyebrows

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Q

Orbicularis oculi

A

Closes eye

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Q

Zygomaticus

A

Smiles

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Q

Buccinator

A

Smiles

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Q

Masseter

A

Chews (jaw closer)

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Q

Digastric

A

Opens mouth

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Q

Orbicularis Oris

A

Closes lips (fishy lips)

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Q

Temporalis

A

Closes jaw

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Q

Sternocleidomastoid

A

Flexion of neck

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Q

Splenius

A

Extend or hyperextend head

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Q

Trapezius

A

Raises scapula

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Q

Deltoid

A

Prime mover of arm abduction

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Q

Rotator cuff muscles

A

Rotate the humerus

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Q

Pectoralis major

A

Medically rotates arm

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Q

External intercostals

A

Pull ribs toward one another to elevate rib cage

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Q

Internal intercostals

A

Draw ribs together to depress rib cage

Q

Serratus anterior

A

Rotates scapula

Q

Rectus abdominis

A

Flexes the vertebral column

Q

External and internal obliques

A

Compressed abdominal wall, rotates trunk

Q

Transverse abdominis

A

Compresses abdominal wall, rotates trunk

Q

Latissimus dorsi

A

Prime mover of arm extension

Q

Diaphragm

A

Mover of inspiration flattens on contraction