Exam 3 Review Flashcards
(46 cards)
What effect do changes in resonant cavity size and shape have on a sound?
Different formants - speech sounds
Peak of energy gets louder
How can you measure this?
acoustics
When the naso- and oropharynx are open there is a _____ resonant area.
Larger
What happens to a sound when its wavelength equals the length of a tube it’s played through?
Resonants (gets louder)
What 3 general portions of the pharynx are there?
Laryngo, oro, and naso
Whats the lower jaw called?
Mandible
Process where jaw articulates with temporal bone?
Condylar
What happens at the coronoid process?
Muscle insertion
How does the jaw articulate? How does it relate to TMJ pain?
Articulatory disc
The disc slips out causing popping or lock jaw
What makes up the septum?
Vomer, perpendicular plate of ethmoid, septal cartilage
How many nasal concha are there?
3 (superior, middle, inferior )
What’s their function?
(nasal concha)
Warm, moisten, filter
Extra cranial bones?
Wormian bones
Where do the teeth go?
Alveolar process
Horizontal plate?
Part of palatine bones + posterior hard palate
What parts of the skull does the maxilla contribute to?
Anterior hard palate (palatine process), nasal opening, orbital socket, alveolar process
What sutures fail to come together in most cases of cleft palate?
Median palatine (incisive suture is lip)
What is buccal dental surface?
Towards the cheeks (lingual is towards the tongue)
How can improper closure of jaws impact speech?How can improper closure of jaws impact speech?
Articulatory problems, esp. dentals
Major muscles of pharynx closure
Superior middle and inferior constrictors
Major muscles that shorten the pharynx?
salpingopharyngeus , stylopharyngeus , palatopharyngeus
What muscle will widen the pharynx?
Stylopharyngeus (the string on neck)
What muscle opens the eustachian tube?
Tensor veli palatini
Major muscles involved in lifting the velum?
Uvulus + levator veli palatini
