hyolarynx muscles Flashcards

1
Q

anterior belly of digastric

A

elevates hyoid during swallowing, innervated by CN V- Trigeminal suprahyoid

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2
Q

mylohyoid

A

elevates hyoid during swallowing, innervated by CN V- Trigeminal, suprahyoid

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3
Q

geniohyoid

A

elevates hyoid during swallowing, initiates hyolaryngeal movement, innervated by CN XII- hypoglossal and Spinal nerve C1

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4
Q

hyoglossus

A

approximates hyoid and tongue during swallowing, innervated by CN XII- hypoglossal, suprahyoid muscle

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5
Q

posterior belly of the diagastrics

A

elevates hyoid during swallowing, courses- hyoid bone to mastoid process, innervated by CN VII- Facial, suprahyoid

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6
Q

stylohyoid

A

elevated hyoid during swallowing, courses hyoid and styloid process, CN VII - Facial, suprahyoid

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7
Q

stylopharyngeus

A

elevates larynx during swallow, courses larynx to styloid process, innervated by CN IX- glossopharyngeal, suprahyoid and 1/3 longitudinal pharyngeal muscle

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8
Q

longitudinal pharyngeal muscles

A

stylopharyngeus
palatopharyngeus
salpingopharyngeus

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9
Q

palatopharyngeus

A

indirectly elevates the larynx during swallowing, connected for the soft palate to the stylopharyngeus which connects it to the larynx, innervated by the Pharyngeal Plexus (CN IX and X), suprahyoid and longitudinal pharyngeal muscle

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10
Q

salpingopharyngeus

A

elevates larynx during swallowing, connects larynx and auditory tube, innervated by the Pharyngeal Plexus(CN IX and X), suprahyoid and longitudinal pharyngeal muscle

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11
Q

thyrohyoid

A

elevates larynx during swallowing, connects hyoid and larynx, innervated by Cervical Plexus (C1), infrahyoid

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12
Q

strenohyoid

A

depresses hyoid, courses hyoid and sternum, innervated by Cervical Plexus (C1-3 spinal nerves), infrahyoid

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13
Q

omohyoid

A

depresses hyoid, courses hyoid to clavicle, innervated by Cervical Plexus (C1-3 spinal nerves), infrahyoid

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14
Q

sternothyroid

A

depresses larynx, courses larynx to sternum, innervated by Cervical Plexus(C1-3), infrahyoid

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