Anatomy of Speech Flashcards
what is another name for swallowing?
deglutition
what is another name for chewing?
mastication
what gives the sign of malnutrition that is sunken cheeks?
loss of the buccal fat pad
what muscles open the mouth?
lateral pterygoid
what muscles close the mouth?
medial pterygoid
temporalis
masseter
what muscle acts as a sphincter around the mouth?
orbicularis oris
what muscle assists in aligning the food bolus between the dentition?
the buccinator
what are the two groups of muscles of the tongue?
intrinsic
extrinsic
what do the intrinsic muscles of the tongue do?
change the shape of the tongue
what do the extrinsic muscles of the tongue do?
control the movement of the tongue in the oral cavity
what type of muscle are all muscles of the tongue?
skeletal
what are the four extrinsic muscles of the tongue?
palatoglossus
styloglossus
genioglossus
hyoglossus
what is the innervation of the extrinsic muscles of the tongue?
CN XII
palatoglossus = CN X
what do the muscles of the soft palate work to do?
move and tighten the fibrous palatine aponeurosis
what is the midline process of the posterior soft palate called?
the uvula