You are examining your patient's skin and notice an area of blanchable erythema over the posterior heel. This is called:

The depth of buccal or lingual caries can be determined by observing the radiographs

Indicate whether the statement is true or false

Leukocyte reagent strips are used to detect leukocyte:

a. Peroxidase. b. Esterases. c. Hydroxylase. d. Phosphatase.