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26 Cards in this Set
- Front
- Back
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tracheostomy
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incision in the trachea that forms a temporary or permanent opening
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stoma
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opening made in a tracheostomy; usually vertical incision between 2nd and 4th tracheal ring
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2 portions of thyroarytenoid muscle
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thyrovocalis; thyromuscularis
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intrinsic laryngeal muscles
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both origin and insertion within the larynx
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extrinsic laryngeal muscles
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one attachment in the larynx and the other outside the larynx
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lateral cricoarytenoid
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-adductor
-attachments: cricoid & muscular process of arytenoid -innervation: RLN of CN 10 (vagus) |
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transverse arytenoid
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-adductor
-attachments: post. surface of 1 arytenoid; post. surface of other arytenoid -innervation: RLN of CN 10 (vagus) |
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oblique arytenoid
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-adductor
-attachments: muscular process of arytenoids; apex of opposite arytenoid -innervation: RLN of CN 10 (vagus) |
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posterior cricoarytenoid
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-abductor
-attachments: post. cricoid; muscular process of arytenoid -innervation: RLN of CN 10 |
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thyrovocalis
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-medial thyroarytenoid
-tensor -attachments: thyroid; arytenoid vocal process -innervation: RLN of CN 10 |
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cricothyroid (pars recta)
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-tensor
-attachments: cricoid; thyroid -innervation: RLN of CN 10 |
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cricothyroid (pars oblique)
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-tensor
-attachments: cricoid; thyroid -innervation: RLN of CN 10 |
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thyromuscularis (lateral thyroarytenoid)
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-relaxer
-attachments: thyroid; muscular process of arytenoid -innervation: RLN of CN 10 |
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superior thyroarytenoid
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-relaxer
-attachments: thyroid; muscular process of arytenoid -innervation: RLN of CN 10 |
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stylohyoid
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-elevator
-attachments: styloid process; hyoid -innervation: CN 7 (facial) |
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mylohyoid
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-elevator
-attachments: lateral mandible; hyoid -innervation: CN 5 (trigeminal) |
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geniohyoid
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-elevator
-attachments: middle mandible; hyoid -innervation: CN 12 (hypoglossal) |
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genioglossus
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-elevator
-attachments: mandible; tongue and hyoid -innervation: CN 12 (hypoglossal) |
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hyoglossus
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-elevator
-attachments: hyoid; lateral side of tongue -innervation: CN 12 (hypoglossal) |
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inferior pharyngeal constrictor
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-elevator
-attachments: thyroid & cricoid; pharyngeal wall -innervation: RLN of CN 10 |
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digastricus anterior
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-elevator
-attachments: middle of mandible; intermediate tendon (hyoid) -innervation: CN 5 (trigeminal) |
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digastricus posterior
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-elevator
-attachments: mastoid process; intermediate tendon (hyoid) -innervation: CN 7 (facial) |
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sternothyroid
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-depressor
-attachments: sternum; thyroid -innervation: spinal nerves |
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sternohyoid
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-depressor
-attachments: sternum; hyoid -innervation: spinal nerves |
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omohyoid
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-depressor
-attachments: scapula; hyoid -innervation: spinal nerves |
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thyrohyoid
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-depressor
-attachments: thyroid; hyoid -innervation: spinal nerves |
