500
There are three types of lingual papillae that start with F. Name them and their distinguishing characteristics.
What are:
(1) filiform papillae: found on the body and apex of the tongue, arranged in rows like shingles, have multiple pointed tips directed caudally
(2) fungiform papillae: these have a smooth, founded surface and are fewer in number. they are found amidst the filiform papillae
(3) Foliate papillae: are found along the lateral margins of the root of the tongue. THey are leaflike but appear as a row of parallel grooves in the fixed specimen