(04.06 HC) Listen to the audio, read the question, and choose the option with the correct answer. Based on the audio, what type of instruments did Maricarmen’s dad play? (2 points)

 (05.03 HC) Listen to the audio, read the question, and choose the correct option to answer the question. Based on the audio, who will Bárbara visit in the near future? (2 points)

In evaluating clinical research of products to reduce dentinal hypersensitivity, it’s important to consider _______________.

 (04.01 MC) Read and choose the option with the correct answer. Cuando José Manuel era pequeño, él no era obediente y hacía travesuras, jugaba mucho afuera con amigos y no escuchaba a sus padres. Based on the text, what type of personality did José Manuel have? (2 points)

The prevalence of dentinal hypersensitivity has been reported over the years in a variety of ways; as _______________.

Invasive treatments may include all the following EXCEPT:

Potassium nitrate is the most widely available desensitizing toothpaste active ingredient. The potassium ions are thought to _______________.

The higher the power setting on the magnetostrictive ultrasonic unit, the more powerful the stroke less powerful the stroke longer the stroke shorter the stroke

Non-invasive treatment options, such as topical agents and dentifrices, are considered to be the simplest, cost-effective and efficacious first line of treatment for most patients.

The most important variable affecting the fluid flow in dentin is the pH of the stimulus.