Tongue Anatomy and Function

The video tutorial provides a comprehensive overview of the tongue's anatomy, functions, and structure. It explains the tongue's role in speech, mastication, and swallowing, and describes its parts, including the root, body, and apex. The tutorial also covers the tongue's surfaces and the types of lingual papillae responsible for taste. Additionally, it details the extrinsic and intrinsic muscles of the tongue and their nerve supply, highlighting the roles of the hypoglossal and vagus nerves.

Where is the tongue primarily located?

• In the larynx

• In the esophagus

• In the floor of the mouth

• In the nasal cavity

Which of the following is NOT a function of the tongue?

• Aiding in speech

• Chewing food

• Swallowing

• Producing saliva

What is the tip of the tongue called?

• Base

• Apex

• Body

• Root

What divides the anterior part of the tongue into left and right halves?

• Lingual tonsils

• Midline groove

• Foramen cecum

• Terminal sulcus

Which type of papillae is NOT associated with taste buds?

• Fungiform

• Filiform

• Foliate

• Circumvallate

Where are the fungiform papillae primarily located?

• At the apex and margins

• On the sides of the tongue

• In the posterior part

• At the root of the tongue

Which muscle type is NOT found in the tongue?

• Cardiac

• Longitudinal

• Intrinsic

• Extrinsic

Which nerve innervates most of the tongue muscles?

• Vagus nerve

• Trigeminal nerve

• Hypoglossal nerve

• Facial nerve

Which cranial nerve supplies the posterior third of the tongue?

• Trigeminal nerve

• Glossopharyngeal nerve

• Facial nerve

• Vagus nerve

What is the role of the trigeminal nerve in the tongue?

• General sensory supply

• Special sensory supply

• Motor supply

• Taste sensation