Tongue characteristics Flashcards
What is the tongue?
big structure that is located at the floor of the mouth
What is the purpose of the tongue’s extrinsic muscles?
general movement of the tongue
What is the purpose of the tongue’s intrinsic muscles?
fine or particular movements of the tongue for articulation (forming of speech sounds)
What is the function of the tongue?
chewing (mastication), articulation, and swallowing (Deglutition)
The anterior 2/3 of the tongue’s surface is the
oral or palatine surface
The posterior 1/3 of the tongue’s surface is the
pharyngeal surface
The _____ of the tongue is in the oropharynx
base
The _____ is the superior part of the tongue
dorsum
What is the foramen cecum?
a deep recess (small space or cavity) at the terminal sulcus’s center
What is the lingual papillae?
tiny and irregular prominences on the back surface of the tongue
What is the ring of lingual tissue consist of?
lingual tonsils, pharyngeal tonsils, and palatine tonsils
What is the lingual tonsils?
bunch of lymphatic tissue below the membraneous lining of the pharygneal surface
Where are the taste buds of the tongue located?
located in various papillae
Where are the sweet taste buds located?
anterior or front part of the tongue
Where are the salty taste buds located?
anterolateral parts
Where are the sour taste buds located?
posterolateral parts
Where are the bitter taste buds located?
in the back near the terminal sulcus
What is the lingual frenulum or frenum?
part that joins the inferior tongue to the mandible
What is ankyloglossia?
short frenulum that prevents the tip of the tongue from passing the central lower incisors
What is the sublingual fold?
band of tissue on either side of the underside
The part hidden under the mucosa and lateral to the lingual frenulum is the
sublingual salivary glands
