What effect do changes in resonant cavity size and shape have on sound? correct answers different formants- speech sounds
How can you measure changes in speech sounds (formants)? correct answers acoustics (acoustic impedance)
When the nano- and oropharynx are open, there is __________ area. c...
what effect do changes in resonant cavity size and
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What effect do changes in resonant cavity size and shape have on sound? correct answers
different formants- speech sounds
How can you measure changes in speech sounds (formants)? correct answers acoustics (acoustic
impedance)
When the nano- and oropharynx are open, there is __________ area. correct answers
greater/more
What happens to a sound when its wavelength equals the length of the tube its played through?
correct answers resonance; accentuates that frequency
What three general portions of the pharynx are there? correct answers Nasopharynx, oropharynx
and laryngopharynx
What is the lower jaw called? correct answers mandible
Where does the jaw articulate with the temporal bone? correct answers condylar process
What happens at the coronoid process? correct answers muscle attachment (temporals and
masseter)
How does the jaw articulate? How does that relate to TMJ pain? correct answers articulatory disc
(helps the condylar process move easily against the temporal bone); the bone can sometimes slip
out from where those bones are articulating and cause TMJ pain
What makes up the septum? correct answers perpendicular plate of ethmoid, vomer, septal
cartilage
How many nasal concha are there? correct answers 3; superior, middle, inferior
What is the function of nasal concha? correct answers to warm, moisten and filter air
What are extra cranial bones called? correct answers wormian/incan bones
What are the unpaired bones in the skull? correct answers frontal, occipital, ethmoid, vomer,
mandible
What bones in the skull are paired? correct answers parietal, temporal, maxilla
Where do the teeth go? correct answers alveolar processes of mandible and maxilla
, What is the horizontal plate? correct answers posterior hard palate; part of the palatine bones
What parts of the skull does the maxilla contribute to? correct answers anterior hard palate
(palatine process), nasal opening, orbital socket, alveolar process
What sutures fail to come together in most cases of cleft palate? correct answers medial palatine
process (incisive suture for cleft lip)
What is the buccal dental surface? correct answers cheek (lingual is towards tongue)
How can improper closure of jaws impact speech? correct answers articulatory problems (dental
sounds esp)
What portion of the teeth is most medial? correct answers incisors (4 central teeth)
What portion of the teeth is most distal? correct answers molars (2-3 of them)
What are the major muscles of pharyngeal closure? correct answers superior, middle and inferior
constrictors
What are the major muscles that shorten the pharynx? correct answers stylopharyngeus,
palatopharyngeus, salpingopharyngeus
What is the major muscle that widens the pharynx? correct answers stylopharyngeus (brings
anterior backward and can widen walls)
What muscle opens the Eustachian tube? correct answers tensor veli palatini
What major muscles are involved in lifting the velum? correct answers levator veli palatini and
uvulus
What are the major muscles involved in lowering the velum? correct answers glossopharyngeus,
palatopharyngeus
When is the nasopharynx open? correct answers During the production of nasals (m, n, ng) and
sounds that come before and after nasals (coarticulation)
What are the intrinsic muscles of the tongue? correct answers superior longitudinal, inferior
longitudinal, transverse, vertical
What muscle moves the tongue forward? correct answers genioglossus
What muscle(s) moves the back of the tongue up? correct answers styloglossus, palatoglossus
What muscle moves the back of the tongue down? correct answers hyoglossus
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