A gait dysfunction characterized by a shortened stance phase, which develops as a self-protective measure to avoid a painful range of motion

The _______________is situated behind the nasal cavity and above the oral cavity

A. pharynx C. nasopharynx B. oropharynx D. hypopharynx

Usually by age ____, all the deciduous teeth have exfoliated

a. 3 b. 6 c. 12 d. 21