Animation Pretest
Development of the Tongue

Please answer all questions in this pretest and click Submit when finished. This pretest is for your own learning; your answers will be displayed on the next page, but will not be saved.

1. Taste information from the anterior 2/3 of the tongue is transmitted through the nerve that supplies the ______ pharyngeal arch.

a. 1st
b. 2nd
c. 3rd
d. 4th
e. Don't know

2. The intrinsic and extrinsic muscles of the tongue are derived from ______.

a. Pharyngeal arch 1
b. Pharyngeal arch 2
c. Pharyngeal arch 3
d. Occipital somites
e. Don't know

3. What adult tongue structure(s) do the lateral lingual swellings form?

a. They do not form any adult tongue structures
b. Mucosa of the anterior 2/3 of the tongue
c. Mucosa of the posterior 1/3 of the tongue
d. Lingual tonsils (found on the posterior aspect of the tongue)
e. Don't know

4. Which statement is true about the hypopharyngeal eminence of the tongue?

a. It is derived from the 3rd and 4th pharyngeal arches
b. It is innervated by the lingual nerve
c. It is an embryonic structure that is overgrown by other tongue structures
d. It is synonymous with the median tongue bud.
e. Don't know

5. Cranial Nerve____________ innervates tongue structures derived from the 3rd pharyngeal arch.

a. V (trigeminal)
b. VII (facial)
c. IX (glossopharyngeal)
d. X (vagus)
e. Don't know

6. Which statement is FALSE about the terminal sulcus?

a. It represents the division between the anterior 2/3 and the posterior 1/3 of the tongue
b. It is formed from an embryonic structure called the copula
c. The foramen cecum lies at the center of the terminal sulcus
d. It is a V-shaped depression on the superior surface of the tongue
e. Don't know

Last updated 6 November 2002

For more information, contact:
Valerie Dean O'Loughlin, Ph.D.
Assistant Professor of Anatomy and
Director of Undergraduate Human Anatomy
Jordan Hall 010A
Medical Sciences
Indiana University
Bloomington, IN 47405
(812) 855-7723 (voice)
(812) 855-4436 (fax)