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25 Cards in this Set
- Front
- Back
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What muscle is considered a muscle of mastication?
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masseter muscle
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The origin of the muscle is?
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the muscle end attached to the least moveable structure
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What paired muscle unites medially, forming the floor of the mouth?
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mylohyoid muscle
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What muscle group depresses the hyoid bone?
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infrahyoid muscles
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What is the most important muscle used when the patient's lips close around the saliva ejector?
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orbicularis oris muscle
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What muscle group is involved in elevating the hyoid bone and depressing the mandible?
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suprahyoid muscle
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What muscle group is innervated by the cervical nerves?
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infrahyoid muscles
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Which muscle can make the patient's oral vestibule shallow, therby making dental work difficult?
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mantalis muscle
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What muscle group is innervated by the facial nerve?
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muscles of facial expression
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What muscle groups inserts directly on the hyoid bone?
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geniohyoid, stylohyoid, and omohyoid
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Which muscle is used when the patient grimaces?
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risorius muscle
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What muscle is an extrinsic muscle of the tongue?
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hyoglossus muscle
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What muscle compresses the cheeks during chewing, assisting the muscles of masticaiton?
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buccinator muscle
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The superior pharyngeal constrictor muscle does what?
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inserts on the median pharyngeal raphe
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The masseter muscle originates where?
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zygomatic arch
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What muscle creates the anterior faucial pillar in the oral cavity?
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palatoglossus muscle
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What occurs when both sternocleidomastoid muscles are used by the patient?
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head flexes at the neck
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What muscle does not aid in smiling with the lips when it contracts?
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epicranial muscle
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What muscle lies just deep to the skin of the neck?
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platysma muscle
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What muscle, when contracted, causes a frown?
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depressor anguli oris muscle
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What is considered an intrinsic tongue muscle?
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superior longitudinal muscle
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The muscle of the pharynx are invloved in what?
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middle ear function
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The posterior belly of the digastric muscle is also what muscle?
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posterior suprahyoid muscle
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What innervates the temporalis muscle?
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mandibular branch of the trigeminal nverve
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What muscle's activity helps to prevent the tongue from sinking back and obstructing respiration?
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genioglossus muscle
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