Preposition: of

• frog: Thrush produces a foul smelling black discharge in the affected sulcus of the frog.

Adjective modifier

• intraparietal: A contrast of the segregated percept minus the fused percept showed parietal and occipital activation on the bank of the right intraparietal sulcus.

• superior: There is a small soft tissue density closely applied to the upper mediastinum on the right, in the superior sulcus.

• central: The central sulcus ( CS ) was identified by somatosensory evoked potential ( SEP ) phase reversal.

• right: A contrast of the segregated percept minus the fused percept showed parietal and occipital activation on the bank of the right intraparietal sulcus.

Modifies a noun

• terminalis: A V-shaped line, the sulcus terminalis, divides the tongue into an anterior 2/3 and a posterior 1/3.

• depth: Probing will reveal a sulcus depth greater than the normal.

Noun used with modifier

• gingival: Top J Junctional epithelium - the epithelium which seals the base of the gingival sulcus against the tooth.