✅Oral Cavity Review Flashcards
What are the side walls made up of?
Mandible and cheek, containing buccinator
What is the muscular floor formed by?
Mylohyoid muscle
What is the roof of the oral cavity?
Palate
What is the region between gum and cheek?
Vestibule
How many pairs of salivary glands?
3
What is the palatoglossal fold?
Anterior to palatophyaryngeal fold
What is the hyoid bone?
A horseshoe shape bone that is a digastric muscles
What is the hyoid bone connected to?
Genioglossus
Hyoglossus
Mylohyoid
What do the suprahyoids do?
They connect to hyoid to the upper region of the oral cavity
What does the hyoid bone do?
Stabilises attached muscles
What are the muscles of the tongue?
Superior longitudinal muscle Genioglossus Palatoglossus Styloglossus Hyoglossus hyoid
How does the genioglossus help vowel production?
Pulls back/root of tongue towards front of mandible.
Contraction then squeezes body of tongue upwards
How does the Styloglossus help vowel production?
Pulls tongue upwards & backwards
How does the Hyoglossus help vowel production?
Pulls tongue back & down
There are many ways to make similar movements.
T or F?
True
What are the key muscles used with the mandible?
Temporalis Masseter External and internal Pterygoid Diagstric Geniohyoid Mylohyoid
What are the two sections of the hard palate?
-Palatine processes of maxilla
•Horizontal plates of palatine
What are the Two sections of the palate
Anterior Hard Palate (bone core) Soft palate ( muscle core)
What does the levator do?
Lifts the soft palate up towards nasal cavity
What does the tensor palatini do?
It tenses up the side of the soft palate
What do the plataglossus and palatopharyngeus do?
The help pull the soft palate down toward the tongue
How can you alter the shape of pharynx during speech?
Movement of the tongue
Movement of larynx
What are the superior constrictors?
Narrow upper walls of pharynx (naso & oro)
What are middle constrictors?
Moves hyoid, narrow pharynx (naso + oro)
What are interior constrictors?
Narrow lower walls of pharynx (laryngo)
What three circular muscles narrow the pharyngeal tube?
SUPERIOR CONSTRICTORS
MIDDLE CONSTRICTORS
INFERIOR CONSTRICTORS
What 2 longitudinal muscles draw up the walls of pharynx?
STYLOPHARYNGEUS
SALPINGOPHARYNGEUS
