Voice First part of the chapter

the vocal folds act as a valve the _____ (closes) and _____ (opens) the airway.

• abducts; adducts

• adducts; abducts

• adducts; adducts

• abducts; abducts

what is included in the cover of the "cover body model"?

• epithelium

• superficial, intermediate layer of the lamina propria

• thyroarytenoid muscle

• deep layer of the lamina propria

true/false

the false vocal folds usually vibrate during normal phonation.

• true

• false

if there is damage to the RLN, what might the patient have difficulties with?

• sensory information to the larynx

• motor innervation to the cricothyroid muscle

• adduction of the vocal folds

leaf-shaped cartilage attached to the hyoid bone. It protects the trachea when swallowing.

small cone shaped cartilages that sit on the apex of the arytenoids

• cricoid cartilage

• cuniform cartilages

• corniculate cartilages

• arytenoid cartilage

what are the intrinsic laryngeal muscles responsible for?

• controlling vocalizations

• depress the larynx

• influence pitch if the voice

• elevate the larynx

Infrahyoid lie _____ the larynx and____ the larynx

• above; elevate

• above; depress

• below; depress

• below; elevate

which set of muscles are suprahyoid muscles?

• thyroarytenoid, cricothyroid, lateral cricoarytnoid

• thyrohyoid, omohyoid, sternothyroid, sternohyoid

• Digastric, geniohyoid, mylohyoid, stylohyoid, genioglossus, hyoglossus

average fundamental frequency of adult male?

• 110

• 125

• 280

• 220