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Semester 4 - Head and Neck > Week 1 - The Hyoid Muscles > Flashcards

Week 1 - The Hyoid Muscles Flashcards

1
Q

Name the 4 infrahyoid muscles

A
  • Sternohyoid
  • Omohyoid
  • Sternothyroid
  • Thyrohyoid
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2
Q

What is the general action of the infrahyoid muscles?

A

Depress the hyoid

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3
Q

Describe the innervation of the infrahyoid muscles

A

Branches of the ansa cervicalis (C1 - C3)

EXCEPT Thyrohyoid = hypoglossal nerve (CN XII)

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4
Q

Describe the general action of the Suprahyoid muscles

A

Aid swallowing by:

  • Elevating hyoid
  • Depressing mandible
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5
Q

Name the 4 Suprahyoid muscles

A
  • Digastric
  • Stylohyoid
  • Mylohyoid
  • Geniohyoid
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Semester 4 - Head and Neck (13 decks)

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