30 Questions
What is the action of the Musculus verticalis when it contracts?
It flattens the tongue
Which muscle divides the tongue body incompletely?
Musculus transversus linguae
What is the origin of the Musculus hyoglossus?
The side edge of the tongue
Which muscle has fibers that run along the inferior surface of the tongue?
Musculus longitudinalis inferior
What is the characteristic of the mucosa of the tongue's dorsum?
It has various types of lingual papillae
Which muscle plate extends from the lesser horn of the hyoid bone to the tongue body?
Musculus chondroglossus
What is the function of unilateral contraction of the tongue muscles?
Lowers the tongue to the same side
Which artery is responsible for the arterial supply to the tongue?
Arteria lingualis
What is the function of the vagus nerve (X) in relation to the tongue?
Innervates the root of the tongue and the epiglottis
Which nerve is responsible for the parasympathetic innervation of the anterior two-thirds of the tongue?
Chorda tympani of the facial nerve (VII)
Which lymph nodes drain the tongue?
Submandibular and submental lymph nodes
What is the primary function of the filiform papillae?
Mechanical function
What is the venous drainage pathway of the tongue?
V.lingualis to internal jugular vein
Where are the foliate papillae typically located?
Along the posterior lateral borders of the tongue
What is a characteristic of the fungiform papillae?
They are partially keratinized
What is the function of the serous Ebner glands' duct openings?
Saliva production
What is the structure of the filiform papillae?
Primary connective tissue cores branching into slender secondary papillae
How many vallate papillae are typically found on the tongue?
7-12
What is the primary source of parasympathetic innervation to the sublingual gland?
Chorda tympani of the facial nerve (VII)
Which of the following nerves run adjacent to the sublingual gland?
Lingual nerve and submandibular duct
What is the name of the duct that opens together with the submandibular duct at the sublingual caruncle?
Bartholin's duct
Which artery supplies blood to the sublingual gland?
Facial artery
What is the name of the ganglion where the parasympathetic fibers are relayed?
Submandibular ganglion
Which of the following veins drains the venous blood from the sublingual gland?
Submental vein
Where does the joint capsule originate dorsally?
In front of the petrotympanic fissure
What is the function of the Lateral Ligament?
To reinforce the capsule and inhibit lateral movement
Where does the Sphenomandibular Ligament attach on the mandibular ramus?
On the lingula
What is the role of the Pterygomandibular Raphe?
To separate the attachment sites of the buccinator and superior constrictor muscles
How can the discotemporal chamber function?
Either independently as a sliding or translational joint or in conjunction with the discomandibular chamber
What is the direction of the longitudinal axes of the condyles?
They converge towards the anterior edge of the foramen magnum
This quiz covers the internal tongue musculature, including the four muscles that make up the Aponeurosis linguae. It discusses the functions and locations of the Musculus verticalis, Musculus longitudinalis superior, and Musculus longitudinalis inferior.
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