A patient presents with a molar tooth that lost a filling several weeks ago. The tooth has become somewhat sensitive.  The dentist is unsure of the prognosis for this tooth and decides to place a sedative intermediate restoration. What type of dental cement is most likely to be placed to soothe this sensitive tooth?

The pH of a solution should increase when acid is added.

Match the pathogenic nematode to the most relevant mechanism of transmission.

Which of the following is suitable for use on tissues for microbial control to present infection?

Which fungus is common in the microbiota of a healthy individual?

Which of the following does a virus lack?  Select all that apply.

A non-enveloped virus is termed

Mercury toxicity is a very recent concern in dentistry. To date, no scientific evidence shows that dental amalgam is harmful to the patient or to dental personnel.

When petri dishes are poured, the media is liquid.  Why does the media become a solid before you can inoculate?

Match each organelle with its best description.