NEET PG DENTAL EXAM

HEAD NECK

ORAL CAVITY AND TONGUE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
How many types of papillae do you know and how are they called?
A
2 (fungiform, filiform)
B
6 (fungiform, filiform, foliate, circumvallate, olivary, rectangular)
C
4 (fungiform, filiform, foliate, circumvallate)
D
None of the above
Explanation: 

Detailed explanation-1: -The dorsal surface of the mammalian tongue is covered with four kinds of papillae, fungiform, circumvallate, foliate and filiform papillae. With the exception of the filiform papillae, these types of papillae contain taste buds and are known as the gustatory papillae.

Detailed explanation-2: -The four types of papillae on the human tongue have different structures and are accordingly classified as circumvallate (or vallate), fungiform, filiform, and foliate. All except the filiform papillae are associated with taste buds. Anatomic landmarks of the tongue.

Detailed explanation-3: -Papillae are the tiny raised protrusions on the tongue that contain taste buds. The four types of papillae are filiform, fungiform, foliate, and circumvallate. Except for the filiform, these papillae allow us to differentiate between sweet, salty, bitter, sour, and umami (or savory) flavors.

Detailed explanation-4: -On 320 fungiform papillae, an average of about 3.5 taste buds per papilla has been estimated, for a total of 1120 fungiform taste buds (Miller and Reedy, 1990a, b) (Table 1). There are also papillae without taste buds, which rarely occurs in other mammals (Mistretta and Baum, 1984).

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