Upon Examination of Your Patient's Temporomandibular Joint (TMJs),you Observe the Following

Multiple Choice

Upon examination of your patient's temporomandibular joint (TMJs) ,you observe the following amount of active range of motion (AROM) : opening 55 mm; (L) lateral deviation 8 mm; (R) lateral deviation 8 mm; and protrusion 12 mm.Based on your knowledge of normal values of AROM of the TMJ,you would conclude that there is:

A) Less than expected opening and protrusion
B) Less than expected lateral deviation bilaterally
C) Greater than expected opening and protrusion
D) Excessive motion in all directions