Head and Neck Flashcards Preview

A&P Lab Exam 3 > Head and Neck > Flashcards

Flashcards in Head and Neck Deck (9)
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1
Q

Levator scapulae (deep to trapezius)

A

O: vertebrae
I: scapula
A: elevates scapula; abducts and rotates neck

2
Q

Sternocleidomastoid

A

O: sternum and clavicle
I: mastoid process (temporal)
A: abducts, rotates, and flexes head

3
Q

Platysma (not shown on the models)

A

O: fascia of deltoid and pectoralis major
I: mandible
A: depresses lower lip (as in pouting); depresses mandible

4
Q

Frontalis

A

O: galea aponeurotica
I: skin below eyebrows
A: elevates eyebrows; protracts scalp

5
Q

Occipitalis

A

O: occipital and temporal bones
I: galea aponeurotica
A: retracts scalp

6
Q

Temporalis

A

O: temporal bone
I: mandible
A: elevates mandible

7
Q

Masseter

A

O: zygomatic arch
I: mandible
A: elevates mandible

8
Q

Orbicularis oculi

A

Sphincter-like’ muscle around mouth

A: closes and protrudes lips (as in puckering)

9
Q

Other structures/concepts to know

A

Galea aponeurotica