Muscular System Group 1 Quiz Flashcards

1
Q

What is the origin of the Temporalis?

A

Temporal bone

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2
Q

What is the insertion of the Temporalis?

A

Mandible

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3
Q

What is the function of the Temporalis?

A

Raises the jaw (mandible)

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4
Q

What is the origin of the Masseter?

A

Zygomatic arch

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5
Q

What is the insertion of the Masseter?

A

Mandible

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6
Q

What is the function of the Masseter?

A

Raises the jaw (controls lowering speeds)

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7
Q

What is the origin of the Orbicularis Oculi?

A

Maxillary and frontal bones (connective tissue)

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8
Q

What is the insertion of the Orbicularis Oculi?

A

Skin around the eye

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9
Q

What is the function of the Orbicularis Oculi?

A

Closes the eye

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10
Q

What is the origin of the Platysma?

A

Upper chest fascia

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11
Q

What is the insertion of the Platysma?

A

Lower mandible

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12
Q

What is the function of the Platysma?

A

Draws down the mouth

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13
Q

What is the origin of the Sternocleidomastoid?

A

Sternum and clavicle

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14
Q

What is the insertion of the Sternocleidomastoid?

A

Mastoid process of temporal bone

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15
Q

What is the function of the Sternocleidomastoid muscle?

A

Pull head forward to chest and pull head to side

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16
Q

What is the origin of the Orbicularis oris?

A

Muscles near mouth

17
Q

What is the insertion of the Orbicularis oris?

A

Skin of lip

18
Q

What is the function of the Orbicularis oris?

A

Closes and protrudes lips

19
Q

What is the origin of the Epicranius (frontalis and occipitalis?

A

Occipital bone

20
Q

What is the insertion of the Epicranius?

A

Skin and muscles above eye

21
Q

What is the function of the Epicranius?

A

Raises the eyebrows